Publications

Project C01

For detailed information on project C01 please click here.

M. van Delden, L. Polzin, B. Walther, N. Pohl, K. Aufinger and T. Musch, "A Fast and Highly-Linear Phase-Frequency Detector with Low Noise for Fractional Phase-Locked Loops", IEEE/MTT-S International Microwave Symposium (IMS), June 2023, [DOI: 10.1109/IMS37964.2023.10187956]. In collaboration with: C03.

W. Yao, Y. Wang, S. Ahmed, M. Hoffmann, M. van Delden, T. Musch, and C. J. Saraceno, "Low-noise, 2-W average power, 112-fs Kerr-lens mode-locked Ho:CALGO laser at 2.1 µm", Optics Express, May 2023. [DOI: 10.1364/OL.489893]. In collaboration with: M01.

L. Polzin, M. van Delden, N. Pohl, H. Rücker, and T. Musch, "A 142-GHz 4/5 Dual-Modulus Prescaler for Wideband and Low Noise Frequency Synthesizers in 130-nm SiGe:C BiCMOS", IEEE Microwave and Wireless Technology Letters, April 2023. [DOI: 10.1109/LMWT.2023.3265861]. In collaboration with: C03.

T. T. Braun., M. van Delden, C. Bredendiek, J. Schoepfel, S. Hauptmeier, W. Shillue, T. Musch, and N. Pohl, "A Phase-Locked Loop With a Jitter of 50 fs for Astronomy Applications", International Journal of Microwave and Wireless Technologies, January 2023. [DOI: 10.1017/S1759078722001386]. In collaboration with: C03

C. Li, M. Van Delden, A. Sezgin, T. Musch, and Z. Han, "IRS-assisted MISO System with Phase Noise: Channel Estimation and Power Scaling Laws", IEEE Transactions on Wireless Communications, November 2022. [DOI: 10.1109/TWC.2022.3222539]. In collaboration with: S03.

B. Hattenhorst, L. Piotrowsky, N. Pohl and T. Musch, "An mmWave Sensor for Real-Time Monitoring of Gases Based on Real Refractive Index", IEEE Transactions on Microwave Theory and Techniques, November 2021. [DOI: 10.1109/TMTT.2021.3092718]. In collaboration with: C02, C03, M04.

M. Ali Alloush, M. van Delden, A. Bassal, N. Kleemann, C. Brenner, M.-C. Lo, L. Augustin, R. Guzmán, T. Musch, G. Carpintero, M. R. Hofmann, "RF Analysis of a Sub-GHz InP-Based 1550 nm Monolithic Mode-Locked Laser Chip", IEEE Photonics Technology Letters, November 2021. [DOI: 10.1109/LPT.2021.3083096]. In collaboration with: C07

L. Polzin, M. van Delden, N. Pohl, K. Aufinger, T. Musch, "A 117 GHz Dual-Modulus Prescaler With Inductive Peaking for a Programmable Frequency Divider", 2020 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Monterey, CA, November 2020. [DOI: 10.1109/BCICTS48439.2020.9392936]. In collaboration with: C03.

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C04, C02, C03, C05, C11, S03. 

M. van Delden, N. Pohl, K. Aufinger, C. Baer, T. Musch, "A Low Noise Transmission-Type Yttrium Iron Garnet Tuned Oscillator Based on a SiGe MMIC and Bond-Coupling Operating up to 48 GHz", Transactions on Microwave Theory and Techniques, August 2019. [DOI: 10.1109/TMTT.2019.2926293].  In collaboration with: C03.

N. Surkamp, C. Brenner, K. Orend, C. Baer, T. Musch, T. Prziwarka, A. Klehr, A. Knigge, M. R. Hofmann, "Hybrid mode-locking of diode lasers for asynchronous optical sampling of terahertz waves", French-German THz Conference (FGTC), Kaiserslautern, Germany, April 2019.  In collaboration with: C06, C07.

L. Polzin, M. van Delden, T. Musch, "A Feed-Forward Control Based Method to Reduce the Settling Time of Phase-Locked Loops for Frequency Ramp Synthesis", 12th German Microwave Conference (GeMiC 2019), Stuttgart, Germany, March 2019 [DOI: 10.23919/GEMIC.2019.8698159]. 

N. Surkamp, B. Döpke, C. Brenner, K. Orend, C. Baer, T. Musch, T. Prziwarka, A. Klehr, A. Knigge, M. R. Hofmann, "Mode­locked diode lasers for THz asynchronous optical sampling", SPIE Photonics West, San Francisco, California, USA, February 2019. [DOI: 10.1117/12.2508396].  In collaboration with: C06, C07.

M. van Delden, N. Pohl, K. Aufinger, T. Musch , "A 32-48 GHz Differential YIG Oscillator With Low Phase Noise Based On a SiGe MMIC ", 2019 IEEE Radio and Wireless Symposium, Orlando, Florida, January 2019. [DOI: 10.1109/RWS.2019.8714500],  In collaboration with: C03.

M. van Delden, N. Pohl, T. Musch, "An Ultra-Wideband, Fast Frequency Ramp Synthesizer at 60 GHz with Low Noise Using a New Loop Gain Compensation Technique", Transactions on Microwave Theory and Techniques, September 2018. [DOI: 10.1109/TMTT.2018.2851991].  In collaboration with: C03.

M. van Delden, N. Pohl, T. Musch, "A New Concept to Compensate the Loop Gain Variation in Phase-Locked Loops for Wideband Microwave Frequency Ramp Synthesis", APMC 2017, Kuala Lumpur, Malaysia, November 2017. [DOI: 10.1109/APMC.2017.8251598].  In collaboration with: C03.

M. van Delden, N. Pohl, K. Aufinger, T. Musch, "A 94 GHz Programmable Frequency Divider with Inductive Peaking for Wideband and Highly Stable Frequency Synthesizers", EuMIC 2017, Nuremberg, Germany, October 2017. [DOI: 10.23919/EuMIC.2017.8230647].  In collaboration with: C03.

M. Mallach, T. Musch, "Fast and precise Data acquisition for broadband microwave tomography systems", Measurement Science and Technology, August 2017. [DOI: 10.1088/1361-6501/aa6a86].  

J. Barowski, C. Baer, I. Rolfes, "Real-Time Imaging System for Millimeter Wave Synthetic Aperture Radar Sensors", IEEE MTT-S International Microwave Bio Conference, May 2017. [DOI: 10.1109/IMBIOC.2017.7965769].  In collaboration with: M02, M04. 

Projects C02 (and formerly C11)

For detailed information on both projects click here for C02 and here for C11.

M. Dedovic, F. Vogelsang, H. Papurcu, K. Aufinger and N. Pohl, "A 61-187.2-GHz Traveling Wave Push-Push Frequency Doubler in a 130 nm SiGe:C BiCMOS Technology With 101.7% Fractional Bandwidth", 2023 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), October 2023, [DOI: 10.1109/BCICTS54660.2023.10310975].

C. Preuss, S. Clochiatti, R. Kress, E. Mutlu, F. Vogelsang, W. Prost, N. Pohl, N. Weimann, "Packaging Technology for the Realization of Tx and Rx Modules Based on RTD Devices", 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), September 2023, [DOI: 10.1109/IRMMW-THz57677.2023.10299084]. 

S. Clochiatti, R. Kress, E. Mutlu, F. Vogelsang, M. van Delden, N. Pohl, W. Prost, N. Weimann, "InP RTD Detector for THz Applications", 18th European Microwave Integrated Circuits Conference (EuMIC), September 2023, [DOI: 10.23919/EuMIC58042.2023.10288943]. 

M. Jalali, A. Prokscha, Y. Yun, T. Kubiczek, J. T. Svejda, S. PreuJ. Balzer, T. Kaiser, and D. Erni, "Non-invasive glucose sensing via the fingernail bed using THz radiation", Current Directions in Biomedical Engineering (CDBME), vol. 9, no. 1, pp. 507-510, September 2023, [DOI: 10.1515/cdbme-2023-1127]. In collaboration with: M01, M03, M05, S04, S05

E. Mutlu, W Li, B. Sievert, R. Kress, S. Clochiatti, A. Grygoriev, W. Prost, D. Erni, and N. Weimann, "Investigation of RTD THz Oscillator with wide frequency tuning capability", 48th Int. Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2023), September 2023, Center Mont-Royal, Montréal, Canada, Session 'Laser Sources & Detectors II’, paper Tu-AM-1-1, pp. 556-557, DOI: [10.1109/IRMMW-THz57677.2023.10299140]. In collaboration with: C05.

M. Zhang, Z. Tian, B. Sievert, C. Preuss, N. Weimann, A. Rennings, and D. Erni, "Antenna for free space-coupled third-order sub-harmonic coherent detector array in the 300 GHz band", 48th Int. Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2023), Center Mont-Royal, Montréal, Canada, Session 'Antenna Imaging Techniques II’, paper We-AM-4-3, pp. 516, DOI: [10.1109/IRMMW-THz57677.2023.10298910]. In collaboration with: C05.

J. Bott, F. Vogelsang, N. Pohl, "A D-Band Phased-Array Chain Based on a Tunable Branchline Coupler and a Digitally Controlled Vector Modulator", IEEE Journal of Microwaves, August 2023, [DOI: 10.1109/JMW.2023.3318528]. In collaboration with: C03.

F. Vogelsang, D. Starke, J. Wittemeier, C. Bredendiek, K. Aufinger and N. Pohl, "Ultra-Wideband Signal Source Tuneable From 86 GHz to 142 GHz in SiGe Technology", Sixth International Workshop on Mobile Terahertz Systems (IWMTS), July 2023, [DOI: 10.1109/IWMTS58186.2023.10207779]. In collaboration with: C03.

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. In collaboration with: M01, M03, M05, C05, S01, S03, S05.

S. Makhlouf, O. Cojocari, M. Hofmann, T. Nagatsuma, S. Preu, N. Weimann, H.-W. Hübers, A. Stöhr, "Terahertz Sources and Receivers: From the Past to the Future", IEEE Journal of Microwaves, June 2023. [accepted]. In collaboration with: C06, C07.

C. Biurrun-Quel, T. Haddad, B. Sievert, R. Kress, N. Weimann, D. Erni, A. Rennings, A. Stöhr, J. Teniente, and C. Del-Río, "Design and Characterization of Terahertz CORPS Beam Forming Networks", Journal of Infrared, Millimeter, and Terahertz Waves", April 2023. [DOI: 10.1007/s10762-023-00916-3]. In collaboration with: C05, C06, C07, S03.

M. Grzeslo, S. Dülme, S. Clochiatti, T. Neerfeld, T. Haddad, P. Lu, J. Tebart, S. Makhlouf, C. Biurrun Quel, J. Luis Fernández Estévez, J. Lackmann,  N. Weimann, and A. Stöhr, "High saturation photocurrent THz waveguide-type MUTC-photodiodes reaching mW output power within the WR3.4 band", Optical Society of America, Optics Express, 2022. [DOI: 10.1364/OE.475987]. In collaboration with: C07.

F. Vogelsang, C. Bredendiek, J. Schöpfel, H. Rücker and N. Pohl, "A Static Frequency Divider up to 163 GHz in SiGe-BiCMOS Technology", IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), October 2022, [DOI: 10.1109/BCICTS53451.2022.10051704]. In collaboration with: C03.

D. Starke, J. Wittemeier, F. Vogelsang, B. Sievert, D. Erni, A. Rennings, H. Ruecker, N. Pohl, "A fully integrated 0.48 THz FMCW radar transceiver MMIC in a SiGe-technology", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Milan, Italy, Session EuMIC05: 'SiGe mmWave Components & Sub-systems’, paper EuMIC05-5, pp. 56-59, September 2022. [DOI: 10.23919/EuMIC54520.2022.9923443]. In collaboration with: C03, C05.

R. Kress, E. Mutlu, T. Kubiczek, J. Kossmann, C. Preuss, T. Schultze, J. C. Balzer, W. Prost, N. Weimann, "Transfer-Substrate Process for InP RTD-Oscillator Characterization", 2022 Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022. [DOI: 10.1109/IWMTS54901.2022.9832457]. In collabortion with: M05.

M. Zhang, P.-Y. Wang, H. Yuan, H. G. Roskos, A. Rennings, and D. Erni, "Proposal for large scale 1-D subharmonic coherent detector array in the 600 GHz band", 5th International Workshop on Mobile THz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832440]. In collaboration with: C05

A. Possberg, F, Vogelsang, N. Pohl, M. Hossain, H. Yacoub, T. K. Johansen, W. Heinrich, N. Weimann, "An Injection-Lockable InP-DHBT Source Operating at 421 GHz with −2.4 dBm Output Power and 1.7% DC-to-RF Efficiency", IEEE/MTT-S International Microwave Symposium (IMS), June 2022, [DOI: 10.1109/IMS37962.2022.9865468]. 

J. Wittemeier, F. Vogelsang, D. Starke, H. Rucker, N. Pohl, "A SiGe Based 0.48 THz Signal Source with 45 GHz Tuning Range", European Microwave Week (EuMW) 2021, February 2022. [DOI: 10.23919/EuMC50147.2022.9784318]. In collaboration with: C03. 

S. Küppers, T. Jaeschke, N. Pohl and J. Barowski, "Versatile 126 to 182 GHz UWB D-Band FMCW Radar for Industrial and Scientific Applications", IEEE Sensors Letters, January 2022. [DOI: 10.1109/LSENS.2021.3130709]. In collaboration with: C03, M04.

B. Hattenhorst, L. Piotrowsky, N. Pohl and T. Musch, "An mmWave Sensor for Real-Time Monitoring of Gases Based on Real Refractive Index", IEEE Transactions on Microwave Theory and Techniques, November 2021. [DOI: 10.1109/TMTT.2021.3092718]. In collaboration with: C01, C03, M04.

J. Schorlemer, C. Schulz, N. Pohl, I. Rolfes, and J. Barowski, "Compensation of Sensor Movements in Short-Range FMCW Synthetic Aperture Radar Algorithms", IEEE Transactions on Microwave Theory and Techniques, September 2021. [DOI: 10.1109/TMTT.2021.3108399]. In collaboration with: C03, M02, M04.

M. Zhang, P.-Y. Wang, A. Rennings, S. Clochiatti, W. Prost, N. Weimann, and D. Erni, "Design of a 1-to-4 subarray element for wireless subharmonic injection in the THz band", 4th Int. Workshop on Mobile THz Systems (IWMTS 2021), July 2021. In collaboration with: C05.

S. Thomas, A. Froehly, C. Bredendiek, R. Herschel and N. Pohl, "High Resolution SAR Imaging Using a 240 GHz FMCW Radar System with Integrated On-Chip Antennas", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9410992]. In collaboration with: C03, M04.

B. Sievert, J. T. Svejda, J. Wittemeier, N. Pohl, D. Erni, A. Rennings, "Equivalent circuit model separating dissipative and radiative losses for the systematic design of efficient microstrip-based on-chip antennas", IEEE Trans. Microw. Theory Techn., vol. 69, no. 2, February 2021. [DOI: 10.1109/TMTT.2020.3040453]. In collaboration with: C03, C05.

M. Villani, S. Clochiatti, W. Prost, N. Weimann, "There is Plenty of Room for THz Tunneling Electron Devices Beyond the Transit Time Limit", IEEE Electron Device Letters, January 2021. [DOI: 10.1109/LED.2021.3049229].

L. Piotrowsky, and N. Pohl, "Spatially Resolved Fast-Time Vibrometry Using Ultra-Wideband FMCW Radar Systems", IEEE Transactions on Microwave Theory and Techniques, January 2021. [DOI: 10.1109/TMTT.2020.3038080]. In collaboration with: M04, C03.

F. Vogelsang, D. Starke, J. Wittemeier, H. Rücker and N. Pohl, "A Highly-Efficient 120 GHz and 240 GHz Signal Source in A SiGe-Technology", Proc. 2020 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Monterey (online), CA, USA, November 2020. [DOI: 10.1109/BCICTS48439.2020.9392945]. In collaboration with: C03.

N. Weimann, "InP HBT Technology for THz Applications", RFIT 2020, Hiroshima, Japan, September 2020. [invited, DOI: 10.1109/RFIT49453.2020.9226243]. 

S. Clochiatti, K. Aikawa, K. Arzi, E. Mutlu, M. Suhara, N. Weimann, and W. Prost, "Large-Signal Modelling of sub-THz InP Triple-Barrier Resonant Tunneling Diodes", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166270]. 

A. Possberg, M. Hossain, N. Weimann, "Design of a 300 GHz Externally Injection-Lockable Push-Push Oscillator for Beam Steering Applications, 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166388]. 

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C04, C01, C05, S03. 

E. Kaule, R. Doerner, N. Weimann, and M. Rudolph, "Modeling the Noise of Transferred-Substrate InP DHBTs at Highest Frequencies", German Microwave Conference (GeMiC), March 2020. [INSPEC Accession Number: 19575357].  

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "Sub-harmonic injection locking for phase and frequency control of RTD-based THz oscillator", IEEE Terahertz Science and Technology Letters, January 2020, [DOI: 10.1109/TTHZ.2019.2959411]. In collaboration with: C05.

M. Zhang, A. Rennings, S. Clochiatti, K. Arzi, W. Prost, N. WeimannD. Erni, "Transmitarray Element Design for Subharmonic Injection-locked RTD Oscillators in the THz Band", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), Xiamen, China, December 2019. In collaboration with: C05.

N. Weimann, K. Arzi, W. Prost, "Indiumphosphid-RTD für THz-Anwendungen", MikroSystemTechnik Kongress, Berlin, October 2019. .

N. Pohl, F. Vogelsang, A. Küter, R. Weber, A. Leuther, M. Arias Campo, H. Sikora, K. Aufinger, "Ein Konzept zur Hetero-Integration von SiGe mit GaAs für einen hochauflösenden Radarsensor bei 300 GHz", MikroSystemTechnik Kongress, Berlin, October 2019. 

M. Hossain, N. Weimann, M. Brahem, O. Ostinelli, C. R. Bolognesi, W. Heinrich, and V. Krozer, "A 0.5 THz Signal Source with -11 dBm Peak Output Power Based on InP DHBT", European Microwave Integrated Circuits Conference (EuMIC), September 2019. [DOI: 10.23919/EuMIC.2019.8909415]. 

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "Wireless injection locking of a free running RTD-based THz oscillator", Topical Workshop on Heterostructure Microelectronics, Toyama, Japan, August 2019. In collaboration with: C05.

M. Brahem, A. Mogilatenko, D. Stoppel, D. Berger, S. Hochheim, D. Rentner, I. Ostermay, M. Reiner, S. Boppel, K. Nosaeva, and N. Weimann, "Thermally stable iridium contacts to highly doped p-In0:53Ga0:47As for indium phosphide double heterojunction bipolar transistors", Microelectronic Engineering, July 2019. [DOI: 10.1016/j.mee.2019.111017]. 

K. Arzi, S. Clochiatti, E. Mutlu, A. Kowaljow, B. Sievert, D. Erni, N. WeimannW. Prost, "Broadband Detection capability of a Triple Barrier Resonant Tunneling Diode", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019. [DOI: 10.1109/IWMTS.2019.8823724]. In collaboration with: C05.

M. Zhang, S. Clochiatti, A. Rennings, K. Arzi, W. Prost, N. WeimannD. Erni, "Antenna design for subharmonic injection-locked triple barrier RTD oscillator in the 300 GHz band", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019. In collaboration with: C05.

K. Aikawa, M. Suhara, K. Asakawa, K. Arzi, N. Weimann, and W. Prost, "Characterization of the Effective Tunneling Time and Phase Relaxation Time in Triple-Barrier Resonant Tunneling Diodes", Compound Semiconductor Week, Nara, Japan, June 2019. [DOI: 10.1109/ICIPRM.2019.8819043]. 

K. Arzi, S. Clochiatti, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "Triple-barrier resonant-tunnelling diode THz detectors with on-chip antenna", 12th German Microwave Conference (GeMiC 2019), March 25-27, Stuttgart, Germany. [DOI: 10.23919/GEMIC.2019.8698124]. In collaboration with: C05.

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "On the sensitivity of triple-barrier resonant-tunneling (sub-) mm-wave detectors ", Progress in Electromagnetics Research Symposium (PIERS 2018), Tayoma, Japan, August 2018. In collaboration with: C05.

K. Arzi, A. Rennings, D. Erni, N. WeimannW. Prost, S. Suzuki, M. Asada, M. Suhara, “Millimeter-wave signal generation and detection via the same triple barrier RTD and on-chip antenna”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/iwmts.2018.8454700]. In collaboration with: C05.

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, “Triple barrier RTD integrated in a slot antenna for mm-wave signal generation and detection”, Compound Semiconductor Week (CSW 2018), joint with 14th ISCS, May 2018. In collaboration with: C05.

A. Rennings, B. Sievert, L. Wanjiao, K. Arzi, W. ProstD. Erni, "Broadband Millimeter-Wave Detector Based on Triple-Barrier Resonant Tunneling Diode and Tailored Archimedean Spiral Antenna", Asia Pacific Microwave Conference (APMC), November 2017, Kuala Lumpur, Malaysia. [DOI: 10.1109/APMC.2017.8251563]. In collaboration with: C05.  

K. Arzi, G. Keller, A. RenningsD. Erni, F.-J. Tegude, W. Prost, “Frequency locking of a free running resonant tunneling diode oscillator by wireless sub-harmonic injection locking”, UK-Europe-China Workshop on Millimetre-Waves and Terahertz Technologies (UCMMT 2017), Liverpool, UK, September 2017. [DOI: 10.1109/UCMMT.2017.8068485

Project C03

For detailed information on C03 please click here.

J. Bott, F. Vogelsang, N. Pohl, "A D-Band Phased-Array Chain Based on a Tunable Branchline Coupler and a Digitally Controlled Vector Modulator", IEEE Journal of Microwaves, August 2023, [DOI: 10.1109/JMW.2023.3318528]. In collaboration with: C02.

B. Sievert, J. Wittemeier, J. T. Svejda, N. Pohl, D. Erni,  A. Rennings, "Coaxial magnetic and electric near-field probes to measure on-chip components up to 330 GHz", IEEE Antennas Wireless Propagation Letters, vol. 22, no. 10, pp. 2472-2476, July 2023, [DOI: 10.1109/LAWP.2023.3291571]. In collaboration with: C05.

F. Vogelsang, D. Starke, J. Wittemeier, C. Bredendiek, K. Aufinger and N. Pohl, "Ultra-Wideband Signal Source Tuneable From 86 GHz to 142 GHz in SiGe Technology", Sixth International Workshop on Mobile Terahertz Systems (IWMTS), July 2023, [DOI: 10.1109/IWMTS58186.2023.10207779]. In collaboration with: C02.

D. Starke, F. Vogelsang, J. Wittemeier, C. Bredendiek, K. Aufinger and N. Pohl, "Fully Differential 90 GHz and 180 GHz Signal Sources With Tuning Ranges of 24.1 GHz and 51.7 GHz in 90 nm SiGe-BiCMOS", Sixth International Workshop on Mobile Terahertz Systems (IWMTS), July 2023, [DOI: 10.1109/IWMTS58186.2023.10207849].

J. Wittemeier and N. Pohl, "A SiGe-Based D-Band Vector Modulator for PMCW Radar Applications", Sixth International Workshop on Mobile Terahertz Systems (IWMTS), July 2023, [DOI: 10.1109/IWMTS58186.2023.10207857].

M. van Delden, L. Polzin, B. Walther, N. Pohl, K. Aufinger and T. Musch, "A Fast and Highly-Linear Phase-Frequency Detector with Low Noise for Fractional Phase-Locked Loops", IEEE/MTT-S International Microwave Symposium (IMS), June 2023, [DOI: 10.1109/IMS37964.2023.10187956]. In collaboration with: C01.

L. Polzin, M. van Delden, N. Pohl, H. Rücker, and T. Musch, "A 142-GHz 4/5 Dual-Modulus Prescaler for Wideband and Low Noise Frequency Synthesizers in 130-nm SiGe:C BiCMOS", IEEE Microwave and Wireless Technology Letters, April 2023. [DOI: 10.1109/LMWT.2023.3265861]. In collaboration with: C01.

J. Wittemeier, M. A. Yildirim, N. Pohl, "Compact and Digitally Controlled D-Band Vector Modulator for Next-Gen Radar Applications in 130 nm SiGe BiCMOS", IEEE Journal of Microwaves, March 2023. [DOI: 10.1109/JMW.2023.3250340]

T. T. Braun., M. van Delden, C. Bredendiek, J. Schoepfel, S. Hauptmeier, W. Shillue, T. Musch, and N. Pohl, "A Phase-Locked Loop With a Jitter of 50 fs for Astronomy Applications", International Journal of Microwave and Wireless Technologies, January 2023. [DOI: 10.1017/S1759078722001386]. In collaboration with: C01

B. Sievert, J. Wittemeier, J. T. Svejda, N. Pohl, D. Erni, and A. Rennings, "Bandwidth enhanced circularly polarized mm-wave antenna with on-chip ground plane", IEEE Trans. Antennas Propagat. vol. 70, no. 10, pp. 9139-9148, October 2022. [DOI: 10.1109/TAP.2022.3184539]. In collaboration with: C05. 

F. Vogelsang, C. Bredendiek, J. Schöpfel, H. Rücker and N. Pohl, "A Static Frequency Divider up to 163 GHz in SiGe-BiCMOS Technology", IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), October 2022, [DOI: 10.1109/BCICTS53451.2022.10051704]. In collaboration with: C02.

S. Schlosser, A. Froehly, R. Herschel and N. Pohl, "Diffraction From Metallic Objects in Radar Imaging – Theory, Simulation and Experimental Verification", IEEE Journal of Microwaves, October 2022, [DOI: 10.1109/JMW.2022.3200304]. In collaboration with: M04

D. Starke, J. Wittemeier, F. Vogelsang, B. Sievert, D. Erni, A. Rennings, H. Ruecker, N. Pohl, "A fully integrated 0.48 THz FMCW radar transceiver MMIC in a SiGe-technology", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Milan, Italy, Session EuMIC05: 'SiGe mmWave Components & Sub-systems’, paper EuMIC05-5, pp. 56-59, September 2022. [DOI: 10.23919/EuMIC54520.2022.9923443]. In collaboration with: C02, C05.

T. T. Braun, M. van Delden, C. Bredendiek, J. Schoepfel and N. Pohl, "A Low Phase Noise Phase-Locked Loop With Short Settling Times for Automotive Radar", 16th European Conference on Antennas and Propagation (EuCAP), April 2022, [DOI: 10.23919/EuMIC50153.2022.9783662]. 

J. Wittemeier, F. Vogelsang, D. Starke, H. Rucker, N. Pohl, "A SiGe Based 0.48 THz Signal Source with 45 GHz Tuning Range", European Microwave Week (EuMW) 2021, February 2022. [DOI: 10.23919/EuMC50147.2022.9784318]. In collaboration with: C02. 

S. Küppers, T. Jaeschke, N. Pohl and J. Barowski, "Versatile 126 to 182 GHz UWB D-Band FMCW Radar for Industrial and Scientific Applications", IEEE Sensors Letters, January 2022. [DOI: 10.1109/LSENS.2021.3130709]. In collaboration with: C02, M04.

J. Wittemeier, B. Sievert, M. Dedic, D. Erni , A. Rennings, and N. Pohl, "The Impact of Group Delay Dispersion on Radar Imaging With Multiresonant Antennas", IEEE Microwave and Wireless Components Letters, December 2021. [DOI: 10.1109/LMWC.2021.3128281]. In collaboration with: C03.

S. Abadpour, S. Marahrens, M. Pauli, J. Siska, N. Pohl and T. Zwick, "Backscattering Behavior of Vulnerable Road Users Based on High-Resolution RCS Measurements", IEEE Transactions on Microwave Theory and Techniques, December 2021. [DOI: 10.1109/TMTT.2021.3131156].

B. Hattenhorst, L. Piotrowsky, N. Pohl and T. Musch, "An mmWave Sensor for Real-Time Monitoring of Gases Based on Real Refractive Index", IEEE Transactions on Microwave Theory and Techniques, November 2021. [DOI: 10.1109/TMTT.2021.3092718]. In collaboration with: C01, C02, M04.

J. Schorlemer, C. Schulz, N. Pohl, I. Rolfes, and J. Barowski, "Compensation of Sensor Movements in Short-Range FMCW Synthetic Aperture Radar Algorithms", IEEE Transactions on Microwave Theory and Techniques, September 2021. [DOI: 10.1109/TMTT.2021.3108399]. In collaboration with: C02, M02, M02.

S. Thomas, A. Froehly, C. Bredendiek, R. Herschel and N. Pohl, "High Resolution SAR Imaging Using a 240 GHz FMCW Radar System with Integrated On-Chip Antennas", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9410992]. In collaboration with: C02, M04.

B. Sievert, J. T. Svejda, J. Wittemeier, N. Pohl, D. Erni, A. Rennings, "Equivalent circuit model separating dissipative and radiative losses for the systematic design of efficient microstrip-based on-chip antennas", IEEE Trans. Microw. Theory Techn., vol. 69, no. 2, February 2021. [DOI: 10.1109/TMTT.2020.3040453]. In collaboration with: C02, C05.

L. Piotrowsky, and N. Pohl, "Spatially Resolved Fast-Time Vibrometry Using Ultra-Wideband FMCW Radar Systems", IEEE Transactions on Microwave Theory and Techniques, January 2021. [DOI: 10.1109/TMTT.2020.3038080]. In collaboration with: C02, M04.

L. Polzin, M. van Delden, N. Pohl, K. Aufinger, T. Musch, "A 117 GHz Dual-Modulus Prescaler With Inductive Peaking for a Programmable Frequency Divider", 2020 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Monterey, CA, November 2020. [DOI: 10.1109/BCICTS48439.2020.9392936]. In collaboration with: C01.

F. Vogelsang, D. Starke, J. Wittemeier, H. Rücker and N. Pohl, "A Highly-Efficient 120 GHz and 240 GHz Signal Source in A SiGe-Technology", Proc. 2020 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Monterey (online), CA, USA, November 2020. [DOI: 10.1109/BCICTS48439.2020.9392945]. In collaboration with: C02.

H. Cetinkaya, S. Kueppers, R. Herschel, and N. Pohl, "Millimeter-wave MIMO Array Based on Semi-Circular Topology", IEEE Sensors Journal, July 2020. [DOI: 10.1109/JSEN.2020.2980178]. 

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C04, C01, C02, C05, C11, S03. 

J. Jebramcik, I. Rolfes, N. Pohl, J. Barowski, "Millimeterwave Radar Systems for in-line Thickness Monitoring in Pipe Extrusion Production Lines", IEEE Sensors Letters, May 2020. [DOI: 10.1109/LSENS.2020.2991778]. In collaboration with: M02, M04.

J.Wittemeier, A.M.Ahmed, T. N. Tran, A.Sezgin, N. Pohl, "3D Localization Using a Scalable FMCW MIMO Radar Design", GeMiC 2020, March 2020. [INSPEC Accession Number: 19575343]. In collaboration with: S03.

L. Piotrowsky, T. Jaeschke, S. Kueppers, J. Siska, N. Pohl, "Enabling High Accuracy Distance Measurements with FMCW Radar Sensors", IEEE Transactions on Microwave Theory and Techniques, September 2019. [DOI: 10.1109/TMTT.2019.2930504]. In collaboration with: M04.

M. van Delden, N. Pohl, K. Aufinger, C. Baer, T. Musch, "A Low Noise Transmission-Type Yttrium Iron Garnet Tuned Oscillator Based on a SiGe MMIC and Bond-Coupling Operating up to 48 GHz", Transactions on Microwave Theory and Techniques, August 2019. [DOI: 10.1109/TMTT.2019.2926293]. In collaboration with: C01.

S. Küppers, R. Herschel, S. Wang, D. Nüßler, and N. Pohl, "Imaging Characteristics of a 24 x 24 Channel", IEEE MTT-S International Microwave Workshop Series, July 2019. [DOI: 10.1109/IMWS-AMP.2019.8880076]. 

S. Thomas, C. Bredendiek, N. Pohl, "A SiGe-Based 240-GHz FMCW Radar System for High-Resolution Measurements", IEEE Transactions on Microwave Theory and Techniques, June 2019. [DOI: 10.1109/TMTT.2019.2916851]. 

J. Siska, T. Jaeschke, J. Wagner, N. Pohl, "FPGA-Accelerated Multispectral Ultra-High Resolution SAR-Imaging with Wideband FMCW Radars", 2019 IEEE Radio and Wireless Symposium (RWS), Orlando, FL, USA, January 2019. [DOI: 10.1109/RWS.2019.8714407]. In collaboration with: M04.

M. van Delden, N. Pohl, K. Aufinger, T. Musch , "A 32-48 GHz Differential YIG Oscillator With Low Phase Noise Based On a SiGe MMIC ", 2019 IEEE Radio and Wireless Symposium, Orlando, Florida, January 2019. [DOI: 10.1109/RWS.2019.8714500], In collaboration with: C01.

M. van Delden, N. Pohl, T. Musch, "An Ultra-Wideband, Fast Frequency Ramp Synthesizer at 60 GHz with Low Noise Using a New Loop Gain Compensation Technique", Transactions on Microwave Theory and Techniques, September 2018. [DOI: 10.1109/TMTT.2018.2851991]. In collaboration with: C01.

S. Küppers, S. Wang, H. Cetinkaya, R. Herschel, and N. Pohl, "Imaging Characteristics of a Highly Integrated", 19th International Radar Symposium (IRS), June 2018. [DOI: 10.23919/IRS.2018.8448247]. 

N. Pohl, T. Jaeschke, S. Küppers, C. Bredendiek, D. Nuessler, ”A Compact Ultra-Wideband mm Wave Radar Sensor at 80 GHz based on a SiGe Transceiver Chip”, 22nd International Microwave and Radar Conference MIKON, Poznan, Poland, May 2018. [DOI: 10.23919/MIKON.2018.8405221]

A. Orth, T. Jaeschke, L. Piotrowsky, N. Pohl, "High Precision Real-Time FMCW-Radar Signal Processing performed on a Levitating Sphere Control Loop System", GeMiC 2018, Freiburg, Germany, March 2018. [DOI: 10.23919/GEMIC.2018.8335105]. 

M. van Delden, N. Pohl, T. Musch, "A New Concept to Compensate the Loop Gain Variation in Phase-Locked Loops for Wideband Microwave Frequency Ramp Synthesis", APMC 2017, Kuala Lumpur, Malaysia, November 2017. [DOI: 10.1109/APMC.2017.8251598]. In collaboration with: C01.

S. Thomas, B. Welp, N. Pohl, "Ultra-Wideband Signal Generation at 300 GHz in a SiGe BiCMOS Technology",  Proc. 12th European Microwave Integrated Circuits Conference (EuMIC), Nürnberg, Germany, October 2017. [DOI: https://doi.org/10.23919/EuMIC.2017.8230679]

M. van Delden, N. Pohl, K. Aufinger, T. Musch, "A 94 GHz Programmable Frequency Divider with Inductive Peaking for Wideband and Highly Stable Frequency Synthesizers", EuMIC 2017, Nuremberg, Germany, October 2017. [DOI: 10.23919/EuMIC.2017.8230647]. In collaboration with: C01.

Project C04

For detailed information on C04 please click here.

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C06, C07, C08, M01, S01.

S. Makhlouf, M. Steeg, T. Haddad, J. Tebart, S. Dülme, M. Grzeslo, P. Lu, J. L. Fernández Estévez, S. Malz, U. R. Pfeiffer, A. Stöhr, "Novel 3D Multilayer Terahertz Packaging Technology for Integrating Photodiodes Arrays and Rectangular Waveguide-Power Combiners", IEEE Transactions on Microwave Theory and Techniques (TMTT), August 2020. [DOI: 10.1109/TMTT.2020.3017723]. In collaboration with: C06, C08.

D. Headland, R. Zatta, P. Hillger, U. Pfeiffer, "Terahertz spectroscope using CMOS camera and dispersive optics", IEEE Transactions on Terahertz Science and Technology, July 2020. [DOI: 10.1109/TTHZ.2020.3004516]. 

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C01, C02, C05, C08, C11, S03. 

J. Grzyb, M. Andree, R. Jain, B. Heinemann, U. R. Pfeiffer, "A Lens-Coupled On-Chip Antenna for Dual-Polarization SiGe HBT THz Direct Detector", IEEE Antennas and Wireless Propagation Letters, November 2019. [DOI: 10.1109/LAWP.2019.2927300]. 

V. S. Jagtap, R. Zatta, J. Grzyb, U. Pfeiffer, "Performance Characterization Method of Broadband Terahertz Video Cameras", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [10.1109/IRMMW-THz.2019.8874478]. 

P. Hillger, J. Grzyb, R. Jain, U. Pfeiffer , "Terahertz Imaging and Sensing Applications With Silicon-Based Technologies", IEEE Transactions on Terahertz Science and Technology, January 2019. [DOI: 10.1109/TTHZ.2018.2884852]. 

D. Headland, P. Hillger, R. Zatta, U. Pfeiffer, "Incoherent, spatially-mapped THz spectral analysis", IRmmW-THz Conference, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8510246]. In collaboration with: C08.

R. Jain, R. Zatta, J. Grzyb, D. Harame, U. Pfeiffer, "A Terahertz Direct Detector in 22nm FD-SOI CMOS", European Microwave Week (EuMIC), Madrid, Spain, September 2018. [DOI: 10.23919/EuMIC.2018.8539908]. In collaboration with: C08.

P. Hillger, J. Grzyb, S. Malz, B. Heinmann, U. Pfeiffer, "A Lens-Integrated 430 GHz SiGe HBT Source With Up to -6.3 dBm Radiated Power", Radio Frequency Integrated Circuits Symposium (RFIC), Philadelphia, USA, June 2018. [DOI: 10.1109/RFIC.2017.7969042]. 

Project C05

For detailed information on C05 please click here.

Z. Tian, M. Zhang, S. Ma, B. Sievert, H. Yuan, H. G. Roskos, D. Lederer, D. Erni, and A. Rennings, "The concept of a large-scale subharmonic coherent detector array at 600 GHz", Asia Pacific Microwave Conference (APMC 2023), December 5-8 2023,Taipei International Convention Center (TICC), Taipei City, Taiwan, Session 'Antennas I', paper 220318, pp. 470-472, 2023, [DOI: 10.1109/APMC57107.2023.10439844], winner of the APMC Microwave Prize 2023.

E. Mutlu, W Li, B. Sievert, R. Kress, S. Clochiatti, A. Grygoriev, W. Prost, D. Erni, and N. Weimann, "Investigation of RTD THz Oscillator with wide frequency tuning capability", 48th Int. Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2023), September 2023, Center Mont-Royal, Montréal, Canada, Session 'Laser Sources & Detectors II’, paper Tu-AM-1-1, pp. 556-557, DOI: [10.1109/IRMMW-THz57677.2023.10299140]. In collaboration with: C02.

M. Zhang, Z. Tian, B. Sievert, C. Preuss, N. Weimann, A. Rennings, and D. Erni, "Antenna for free space-coupled third-order sub-harmonic coherent detector array in the 300 GHz band", 48th Int. Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2023), Center Mont-Royal, Montréal, Canada, Session 'Antenna Imaging Techniques II’, paper We-AM-4-3, pp. 516, DOI: [10.1109/IRMMW-THz57677.2023.10298910]. In collaboration with: C02.

B. Sievert, J. Wittemeier, J. T. Svejda, N. Pohl, D. Erni,  A. Rennings, "Coaxial magnetic and electric near-field probes to measure on-chip components up to 330 GHz", IEEE Antennas Wireless Propagation Letters, vol. 22, no. 10, pp. 2472-2476, July 2023, [DOI: 10.1109/LAWP.2023.3291571]. In collaboration with: C03.

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. IEEE Journal of Microwaves, May 2023. [accepted]. In collaboration with: M01, M03, M05, C02, S01, S03, S05.

C. Biurrun-Quel, T. Haddad, B. Sievert, R. Kress, N. Weimann, D. Erni, A. Rennings, A. Stöhr, J. Teniente, and C. Del-Río, "Design and Characterization of Terahertz CORPS Beam Forming Networks", Journal of Infrared, Millimeter, and Terahertz Waves", April 2023. [DOI: 10.1007/s10762-023-00916-3]. In collaboration with: C02, C07, S03.

F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner and T. Kaiser, "THz Measurements, Antennas, and Simulations: From the Past to the Future", IEEE Journal of Microwaves, 70th Anniversary Special Issue of the MTT Society, vol. 3, no. 1, pp. 289-304, January 2023, invited paper.  [DOI: 10.1109/JMW.2022.3216210]. In collaboration with: M01, M02, M03, M04, and S03.

B. Sievert, J. Wittemeier, J. T. Svejda, N. Pohl, D. Erni, and A. Rennings, "Bandwidth enhanced circularly polarized mm-wave antenna with on-chip ground plane", IEEE Trans. Antennas Propagat. vol. 70, no. 10, pp. 9139-9148, October 2022. [DOI: 10.1109/TAP.2022.3184539]. In collaboration with: C03. 

T. Haddad, C. Biurrun-Quel, P. Lu, J. Tebart, B. Sievert, S. Makhlouf, M. Grzeslo, J. Teniente, C. Del-Río, and A. Stöhr, "Photonic-assisted 2-D terahertz beam steering enabled by a LWA array monolithically integrated with a BFN", Optics Express, October 2022. [DOI: 10.1364/OE.468200]. In collaboration with: C07.

D. Starke, J. Wittemeier, F. Vogelsang, B. Sievert, D. Erni, A. Rennings, H. Ruecker, N. Pohl, "A fully integrated 0.48 THz FMCW radar transceiver MMIC in a SiGe-technology", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Milan, Italy, Session EuMIC05: 'SiGe mmWave Components & Sub-systems’, paper EuMIC05-5, pp. 56-59, September 2022. [DOI: 10.23919/EuMIC54520.2022.9923443]. In collaboration with: C02, C03.

B. Sievert, M. Degen, J. T. Svejda, D. Erni, and A. Rennings, "An analytical model to approximate the radiation conductance of microstrip gaps", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Milan, Italy, Session EuMC16: 'Advances in Electromagnetic Modeling and Analytical Methods’, paper EuMC16-4, pp. 238-241, September 2022. [DOI: 10.23919/EuMC54642.2022.9924365]. In collaboration with: M03.

X. Liu, L. Schmitt, B. Sievert, J. Lipka, C. Geng, K. Koplatzeck, D. Erni, A. Rennings, J. C. Balzer, M. Hoffmann, and A. Czylwik, "Terahertz beam steering using a MEMS-based reflectarray configured by a genetic algorithm", IEEE Access, vol. 10, pp. 84458-84472, August 2022.[DOI: 10.1109/ACCESS.2022.3197202]. In collaboration with: C12, S01.

J. Wittemeier, B. Sievert, M. Dedic, D. Erni , A. Rennings, and N. Pohl, "The Impact of Group Delay Dispersion on Radar Imaging With Multiresonant Antennas", IEEE Microwave and Wireless Components Letters, December 2021. [DOI: 10.1109/LMWC.2021.3128281]. In collaboration with: C03.

M. Zhang, P.-Y. Wang, A. Rennings, S. Clochiatti, W. Prost, N. Weimann, and D. Erni, "Design of a 1-to-4 subarray element for wireless subharmonic injection in the THz band", 4th Int. Workshop on Mobile THz Systems (IWMTS 2021), July 2021. In collaboration with: C02.

M. Zhang, P.-Y. Wang, H. Yuan, H. G. Roskos, A. Rennings, and D. Erni, "Proposal for large scale 1-D subharmonic coherent detector array in the 600 GHz band", 5th International Workshop on Mobile THz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832440]. In collaboration with: C02

P. Lu, J. Tebart, M. Steeg, B. Sievert, J. Lackmann, A. Rennings, A. Stöhr, "Mobile THz communications using photonic assisted beam steering leaky-wave antennas", Optics Express, June 2021. [DOI: 10.1364/OE.427575]. In collaboration with: C07.

B. Sievert, J. T. Svejda, J. Wittemeier, N. Pohl, D. Erni, A. Rennings, "Equivalent circuit model separating dissipative and radiative losses for the systematic design of efficient microstrip-based on-chip antennas", IEEE Trans. Microw. Theory Techn., vol. 69, no. 2, February 2021. [DOI: 10.1109/TMTT.2020.3040453]. In collaboration with: C02, C03.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmad, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, and D. Erni, "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector",  IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2021.3050043]. In collaboration with: S03, M02.

P. Lu, T. Haddad, B. Sievert, B. Khani, S. Makhlouf, S. Dülme, J. Fernandez Estevez, A. Rennings, D. Erni, U. Pfeiffer, A. Stöhr, "InP-Based THz Beam Steering Leaky-Wave Antenna", IEEE Transactions on Terahertz Science and Technology, November 2020. [DOI: 10.1109/TTHZ.2020.3039460]. In collaboration with: C06, C07, C08. 

P. Lu, T. Haddad, J. Tebart, B. Sievert, A. Rennings, and A. Stöhr, "THz Beam Steering with InP-based Leaky-Wave Antenna", 45th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, November 2020, [DOI: 10.1109/IRMMW-THz46771.2020.9370769]. In collaboration with: C07.

A. Rennings, B. Sievert, and D. Erni, "Tackling the efficiency issue of millimeter-wave on-chip antennas of microstrip-type via periodic loading with radiative gaps", 5th Int. Conf. on Metamaterials and Nanophotonics (METANANO 2020), ITMO University, St. Petersburg, Russia (online conference), September 2020. 

V. Jandieri, K. Yasumoto, D. H. Werner, J. Pistora, D. Erni, "Efficient design of filters based on metallic and dielectric periodic structures in SIW technology", XXXIII General Assembly and Scientific Symposium (GASS) of the International Union of Radio Science (URSI_GASS 2020), Sapienza University Campus, Rome, Italy, August/September 2020. [invited, LINK]. In collaboration with: M03.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmad, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, and D. Erni, "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector", arXiv: 2007.05462 [physics.app-ph], August 2020. [Bibcode: 2020arXiv200705462H]. In collaboration with: S03, M02, M04.

M. Haj Hassan, A. Alhaj Abbas, A. Jiménez Sáez, A. Mostafa Ahmad, B. Sievert, M. Schüßler, A. RenningsK. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "Passive Orbital Angular Momentum RFID Tag based on Dielectric Resonator Arrays", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS.2019.8823752]. In collaboration with: S03, S04, C09.

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C04, C01, C02, C11, S03. 

B. Sievert, J. T. Svejda, D. Erni, A. Rennings, "Spherical mm-wave/THz antenna measurement system", IEEE Access, pp. 89680-89691, May 2020. [DOI: 10.1109/ACCESS.2020.2993698].

A. Akopian, G. Burduli, V. Jandieri, H. Maeda, W. Hong, K. Yasumoto, and D. Erni, "Numerical study and optimization of post-wall waveguides and filters for millimeter waves", 13th German Microwave Conference (GeMiC 2020), March 2020. [INSPEC Accession Number: 19628970]. In collaboration with: M03, S03.

P.-Y. Wang, F.-Y. Meng, Y.-L. Lyu, A. Rennings, D. Erni, "A method of side-lobe suppression for reactance modulated antennas", 14th Europ. Conf. on Antennas and Propagation (EuCAP 2020), Copenhagen, Denmark, March 2020. In collaboration with: S03.

M. Haj Hassan, M. Al-Mulla, B. Sievert, A. Rennings, D. Erni, "Evaluation of different phased array approaches for orbital angular momentum beam steering", 13th German Microwave Conference (GeMiC 2020), March 2020. In collaboration with: S03.

E. Archemashvili, V. Jandieri, H. Maeda, K. Yasumoto, J. Pištora, D. Erni, "Numerical analysis of dielectric post-wall waveguides", International Workshop on Antenna Technology (IWAT 2020), Bucharest, Romania, February 2020. [DOI: 10.1109/iWAT48004.2020.1570608549]. In collaboration with: M03.

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "Sub-harmonic injection locking for phase and frequency control of RTD-based THz oscillator", IEEE Terahertz Science and Technology Letters, January 2020, [DOI: 10.1109/TTHZ.2019.2959411]. In collaboration with: C02, C11.

M. Zhang, A. Rennings, S. Clochiatti, K. Arzi, W. Prost, N. WeimannD. Erni, "Transmitarray Element Design for Subharmonic Injection-locked RTD Oscillators in the THz Band", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), Xiamen, China, December 2019. [DOI: 10.1109/PIERS-Fall48861.2019.9021805]. In collaboration with: C02, C11.

P.-Y. Wang, F.-Y. Meng, Y.-L. Lyu, B. Sievert, A. Rennings, D. Erni, "Holographic metasurface reflectarray for Terahertz radiation", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), December 2019. In collaboration with: S03.

P.-Y. Wang, F.-Y. Meng, Y.-L. Lyu, B. Sievert, A. RenningsD. Erni, "Holographic Metasurface Reflectarray for Terahertz Radiation", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), Xiamen, China, December 2019.

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "Wireless injection locking of a free running RTD-based THz oscillator", Topical Workshop on Heterostructure Microelectronics, Toyama, Japan, August 2019. In collaboration with: C02.

K. Arzi, S. Clochiatti, E. Mutlu, A. Kowaljow, B. Sievert, D. Erni, N. WeimannW. Prost, "Broadband Detection capability of a Triple Barrier Resonant Tunneling Diode", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019. [DOI: 10.1109/IWMTS.2019.8823724]. In collaboration with: C02, C11.

M. Zhang, S. Clochiatti, A. Rennings, K. Arzi, W. Prost, N. WeimannD. Erni, "Antenna design for subharmonic injection-locked triple barrier RTD oscillator in the 300 GHz band", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019. [DOI: 10.1109/IWMTS.2019.8823656]. In collaboration with: C02, C11.

B. Sievert, J.-T. Svejda, D. ErniA. Rennings, "Mutually Coupled Dielectric Resonators for On-Chip Antenna Efficiency Enhancement", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019. 

K. Jerbic, B. Sievert, J. T. Svejda, A. RenningsD. Erni, "On the applicability of homogenization in composite material models for tissue analysis in the mm-wave range", Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), University of Rome 'La Sapienza', Rome, Italy. In collaboration with: M03.

D. Erni, K. Jerbic, A. Rennings, S. Huclova, J. Froehlich, "Mehrskalige elektromagnetische Gewebemodelle für den mm-Wellen-Bereich", FSM-Workshop: Millimeterwellen – Stand der Forschung, Forschungsstiftung Strom und Mobilkommunikation, June 2019. [invited]. 

G. Burduli, A. Akopian, V. Jandieri, D. Erni, "Design and optimization of ultra-compact substrate integrated waveguide filters", Int. Symp. on Electromagnetic Theory (EMTS 2019), URSI Commission B, May 2019, San Diego, CA, USA, (invited paper). 

K. Arzi, S. Clochiatti, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "Triple-barrier resonant-tunnelling diode THz detectors with on-chip antenna", 12th German Microwave Conference (GeMiC 2019), March 25-27, Stuttgart, Germany. [DOI: 10.23919/GEMIC.2019.8698124]. In collaboration with:  C02, C11.

B. Sievert, D. ErniA. Rennings, "Resonant antenna periodically loaded with series capacitances for enhanced radiation efficiency", 12th German Microwave Conference (GeMiC 2019), Stuttgart, Germany, March 2019. [DOI: 10.23919/GEMIC.2019.8698181]. 

K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost, "On the sensitivity of triple-barrier resonant-tunneling (sub-) mm-wave detectors ", Progress in Electromagnetics Research Symposium (PIERS 2018), Tayoma, Japan, August 2018. In collaboration with: C02, C11.

K. Arzi, A. Rennings, D. Erni, N. WeimannW. Prost, S. Suzuki, M. Asada, M. Suhara, “Millimeter-wave signal generation and detection via the same triple barrier RTD and on-chip antenna”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/iwmts.2018.8454700]. In collaboration with: C02, C11.

V. Jandieri, D. Erni, "Analysis of substrate integrated waveguides and waveguide based passive circuits," 2nd URSI Atlantic Radio Science Conference (URSI AT-RASC 2018), ExpoMeloneras Convention Center, Gran Canaria, Spain, paper no. S-B06-07, May 2018, (invited). 

B. Sievert, D. ErniA. Rennings, "Spatially modulated high impedance surface based on a multilayer approach," 11th German Microwave Conference (GeMiC 2018), Freiburg, Germany, SP3: Special Session - SFB MARIE: 'Mobile Material Characterization and Location by Electromagnetic Sensing', paper SP3-2, pp. 259-262, March 2018. [DOI: 10.23919/GEMIC.2018.8335079].

A. Rennings, B. Sievert, L. Wanjiao, K. Arzi, W. ProstD. Erni, "Broadband Millimeter-Wave Detector Based on Triple-Barrier Resonant Tunneling Diode and Tailored Archimedean Spiral Antenna", Asia Pacific Microwave Conference (APMC), November 2017, Kuala Lumpur, Malaysia. [DOI: https://doi.org/10.1109/APMC.2017.8251563]. In collaboration with: C02.  

B. Sievert, D. ErniA. Rennings, “Circular High Impedance Surface for Radially Polarized Fields ”, Asia Pacific Microwave Conference (APMC 2017), Kuala Lumpur, November 2017. [DOI: 10.1109/APMC.2017.8251710]. 

P. Lu, V. Rymanov, S. Dülme, B. Sievert, A. Rennings, A. Stöhr, "THz Beam Forming and Beam Switching using Lens-Assisted Quasi-Optical THz Transmitter", IEEE International Topical Meeting on Microwave Photonics (MWP 2017), Beijing, China, October 2017. [DOI: 10.1109/MWP.2017.8168743]. In collaboration with: C06.

K. Arzi, G. Keller, A. RenningsD. Erni, F.-J. Tegude, W. Prost, “Frequency locking of a free running resonant tunneling diode oscillator by wireless sub-harmonic injection locking”, UK-Europe-China Workshop on Millimetre-Waves and Terahertz Technologies (UCMMT 2017), Liverpool, UK, September 2017. [DOI: 10.1109/UCMMT.2017.8068485]. In collaboration with: C02.

V. Jandieri, K. Yasumoto, and D. Erni, "Modal Analysis of Post-Wall Waveguides and Waveguide-based Filters for Micro and Millimeter Waves", Int. Conf. on Electromagnetics in Advanced Applications (ICEAA), IEEE/ICEAA/APWC, September 2017, Verona, Italy.

V. Jandieri, and D. Erni, "Efficient analysis method of light scattering by a grating of plasmonic nanorods", XIX Int. Symposium on Theoretical Electrical Engineering (ISTET 2017), July 2017. In collaboration with: M03.

V. Jandieri, H. Maeda, K. Yasumoto, and D. Erni, "Analysis of post-wall waveguides and circuits using a model of two-dimensional photonic crystals", Prog. Electromagn. Res. M (PIER M),  [DOI: 10.1109/ICSPCom.2015.7150623]. In collaboration with: M03.

V. Jandieri, R. Khomeriki, D. Erni, and W. C. Chew, "Realization of all-optical digital amplification in coupled nonlinear bandgap waveguides", Prog. Electromagn. Res. (PIER), vol. 158, pp. 63-72, 2017. [DOI: http://dx.doi.org/10.2528/PIER17010704]. In collaboration with: M03.

Project C06

For detailed information on C06 please click here.

C. Brenner, N. Surkamp, M. R. Hofmann, "Y-shaped tunable monolithic dual colour lasers for THz technology", Advances in Radio Science (ARS), December 2023, [DOI: 10.5194/ars-21-1-2023]. In collaboration with: C07.

S. Iwamatsu, M. Ali, J. L. F. Estévez, M. Grzeslo, S. Makhlouf, A. Rivera, G. Carpintero, A. Stöhr, "Terahertz photodiode integration with multi-octave-bandwidth dielectric rod waveguide probe", Optics Letters, November 2023, [DOI: 10.1364/OL.504354]. In collaboration with: C07

E. Abacıoğlu, M. Grzeslo, T. Neerfeld, A. S. Mohammed, J. L. Fernández Estévez, G. Ducournau,  A. Stöhr, "500 GHz Operational Bandwidth MUTC-Photodiodes with Milliwatt Terahertz Output Power Levels", 49th European Conference on Optical Communications (ECOC), October 2023. [accepted]. In collaboration with: C07.

T. Haddad, J. Tebart, I. Mohammad, P. Lu, S. Makhlouf, and A. Stöhr, "Recent Developments of Photonic Integrated Chips for THz Beamsteering", 2023 European Conference on Optical Communication (ECOC), October 2023. [invited paper]. In collaboration with: C07.

S. Iwamatsu, M. Ali, J. L. Fernandez-Estevez, M. Grzeslo, S. Makhlouf, G. Carpintero, A. Stöhr, "Integrated Ultra-Broadband THz Photodiode with Silicon Rod Waveguide Interface", 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), September 2023, [DOI: 10.1109/IRMMW-THz57677.2023.10298988]. 

M. Grzeslo, J. Tebart, R. Hamad, A. Stöhr, A. K. Klein, "Enhanced Liquid Sensing with 3D Printed Terahertz Photonic Crystals", 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), September 2023, [DOI: 10.1109/IRMMW-THz57677.2023.10298894]. 

M. Grzeslo, A. Lavrič, T. Brüning, J. Tebart, S. Iwamatsu, J. L. Fernández Estévez, A. Stöhr, "Monolithically Integrated Optically Pumped InP-based THz Mixer", 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), [DOI: 10.1109/IRMMW-THz57677.2023.10299088]. In collaboration with: C07

M. Grzeslo, J. Tebart, S. Poess, S. Iwamatsu, I. Mohammad, A. Stöhr, A. K. Klein, "Development of a 3D Printed Dual-Band mmWave and THz Near-Field Microscope for Skin Cancer Detection", 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), [DOI: 10.1109/IRMMW-THz57677.2023.10299034].

R. Hamad, C. Biurrun-Quel, T. Haddad, S. Makhlouf, M. Grzeslo, A. Klein, A. Stöhr, "Metallic 3D Printed Double-Ridged WR3.4 Interface for THz Power Combining", IRMMW-THz Conference, September 2023. [DOI: 10.1109/IRMMW-THz57677.2023.10299220]. In collaboration with: C06.

I. Mohammad, T. Haddad, S. Makhlouf, A. Stöhr, "Multi-Spectral Photonic THz Imaging using MUTC-PDs and Dielectric Rod Waveguide Antennas", IRMMW-THz Conference, September 2023, [DOI: 10.1109/IRMMW-THz57677.2023.10299194]. In collaboration with: C07.

E. Abacıoğlu, M. Grzeslo, T. Neerfeld, J. L. Fernández Estévez, and A. Stöhr, "High Output Power Broadband 1.55 μm Waveguide-Integrated", invited paper, 23rd International Conference on Transparent Optical Networks (ICTON 2023), July 2023, [DOI: 10.1109/ICTON59386.2023.10207444]. In collaboration with: C07.

S. Iwamatsu, M. Ali, J. L. Fernández-Estévez, J. Tebart, A. Kumar, S. Makhlouf, G. Carpintero, A. Stöhr, "Ultra-Wideband Multi-Octave Planar Interconnect for Multi-Band THz Communications", Journal of Infrared, Millimeter, and Terahertz Waves, July 2023. [DOI: 10.1007/s10762-023-00926-1]

S. Makhlouf, O. Cojocari, M. Hofmann, T. Nagatsuma, S. Preu, N. Weimann, H.-W. Hübers, A. Stöhr, "Terahertz Sources and Receivers: From the Past to the Future", IEEE Journal of Microwaves, June 2023. [accepted]. In collaboration with: C02, C07.

S. Iwamatsu,  M. Ali, J. L. Fernández-Estévez, J. Tebart, A. Kumar, S. Makhlouf, G. Carpintero, A. Stöhr, "Ultra-Wideband Multi-Octave Planar Interconnect for Multi-Band THz Communications", Journal of Infrared, Millimeter, and Terahertz Waves, June 2023. [accepted]. In collaboration with: C07.

C. Biurrun-Quel, T. Haddad, B. Sievert, R. Kress, N. Weimann, D. Erni, A. Rennings, A. Stöhr, J. Teniente, and C. Del-Río, "Design and Characterization of Terahertz CORPS Beam Forming Networks", Journal of Infrared, Millimeter, and Terahertz Waves", April 2023. [DOI: 10.1007/s10762-023-00916-3]. In collaboration with: C02, C05, C07, S03.

T. Haddad, C. Biurrun-Quel, P. Lu, H. Kaya, I. Mohammad, and A. Stöhr, "Suppressing Open Stopband for Terahertz Periodic Microstrip Leaky-wave Antennas", 17th European Conference on Antennas and Propagation (EuCAP), March 2023, [accepted]. In collaboration with: C07.

J. Tebart, P. Lu, T. Haddad, S. Iwamatsu, and A. Stöhr, "Prospects and Technologies for Mobile Terahertz 6G Communications", Optical Fiber Communication Conference, March 2023. [invited paper]. In collaboration with: C07.

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C04, C07, C08, M01, S01.

M. Grzeslo, S. Dülme, S. Clochiatti, T. Neerfeld, T. Haddad, P. Lu, J. Tebart, S. Makhlouf, C. Biurrun Quel, J. Luis Fernández Estévez, J. Lackmann,  N. Weimann, and A. Stöhr, "High saturation photocurrent THz waveguide-type MUTC-photodiodes reaching mW output power within the WR3.4 band", Optical Society of America, Optics Express, 2022. [DOI: 10.1364/OE.475987]. In collaboration with: C02.

M. Grzeslo, S. Dülme, S. Clochiatti, T. Neerfeld, T. Haddad, P. Lu, J. Tebart, S. Makhlouf, C. Biurrun Quel, J. Luis Fernández Estévez, J. Lackmann,  N. Weimann, and A. Stöhr, "High saturation photocurrent THz waveguide-type MUTC-photodiodes reaching mW output power within the WR3.4 band", Optical Society of America, Optics Express, 2022. [DOI: 10.1364/OE.475987]. In collaboration with: C07.

S. Makhlouf, J. Martinez-Gil, M. Grzeslo, D. Moro-Melgar, O. Cojocari, and A. Stöhr, "High-Power UTC-Photodiodes for Optically Pumped Subharmonic Terahertz Receiver", Optics Express, October 2022. [accepted]. In collaboration with: C07.

S. Iwamatsu, M. Ali, J. L. Fernandez-Estevez, S. Makhlouf, G. Carpintero, A. Stöhr, "Broadband THz Interconnect for Hybrid Integration of InP and Si Platforms", 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), September 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895647]

I. Mohammad, V, Rymanov, S. Makhlouf;, I. Stoffels, J. Klode, X. Tang, M. Ali, A. Stöhr, "Photonic Non-Invasive mmW and THz Imaging for Non-Melanoma Skin Cancer Detection", Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022. [DOI: 10.1109/IWMTS54901.2022.9832443]

M. R. Hofmann, N. Surkamp, A. Gerling, J. O'Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner, "THz metrology with monolithic tunable two-color diode lasers", SPIE Photonics Europe, Proceedings Volume 12134, Terahertz Photonics II, May 2022. [DOI: 10.1117/12.2626219]. In collaboration with: C07.

N. Surkamp, A. Gerling, J. O'Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner, M. R. Hofmann, "Slotted Y-branch laser for cw-THz thickness measurements at 1 THz", SPIE OPTO, Proceedings Volume 12021, Novel In-Plane Semiconductor Lasers XXI, March 2022. [DOI: 10.1117/12.2609787]. In collaboration with: C07.

S. Makhlouf, S. Dülme, M. Grzeslo, J.L. Fernández Estévez, V. Rymanov, J. Lackmann and A. Stöhr, "Monolithically Integrated THz Photodiodes with CPW-to-WR3 E-Plane Transitions for Photodiode Packages with WR3-Outputs", IEEE Journal of Lightwave Technology, September 2021. [DOI: 10.1109/JLT.2021.3115469]

J. Tebart, P. Lu, T. Haddad, S. Iwamatsu, J. Lackmann, J. Fernandez-Estevez, and A. Stöhr, "Mobile Terahertz 6G Communications Enabled by Integrated Photonic-Assisted Beam Steering Antennas", 2021 European Conference on Optical Communication (ECOC), September 2021. [DOI: 10.1109/ECOC52684.2021.9605939]. In collaboration with: C06.

N. Surkamp, A. Gerling, J. O’Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner, and M. R. Hofmann, "Current tuned slotted Y-branch laser for wafer thickness measurements with THz radiation", Electronics Letters, September 2021. [DOI: 10.1049/ell2.12314]. In collaboration with: C07.

L. Becke, A. Gerling, M. R. Hofmann, C. Brenner, "Reduction of surface morphology influence on THz reflection time domain spectroscopy for material classification by using multiple observation angles", Proc. SPIE 11685, Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications XIV, March 2021. [DOI: 10.1117/12.2577607].

P. Lu, T. Haddad, B. Sievert, B. Khani, S. Makhlouf, S. Dülme, J. Fernandez Estevez, A. Rennings, D. Erni, U. Pfeiffer, A. Stöhr, "InP-Based THz Beam Steering Leaky-Wave Antenna", IEEE Transactions on Terahertz Science and Technology, November 2020. [DOI: 10.1109/TTHZ.2020.3039460]. In collaboration with: C07, C08, C05. 

S. Dülme, V. Cherniak,  K. Kaya, P. Lu , J. Tebart, M. Grzeslo, J. Fernández-Estévez, T. Haddad, I. Appiagyei, A. Stöhr, "Two-port Slot Bowtie Antenna With Monolithically Integrated Photodiodes For THz Power Combining", 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), November 2020, [DOI: 10.1109/IRMMW-THz46771.2020.9370784]. In collaboration with: C07.

S. Makhlouf, M. Steeg, T. Haddad, J. Tebart, S. Dülme, M. Grzeslo, P. Lu, J. L. Fernández Estévez, S. Malz, U. R. Pfeiffer, A. Stöhr, "Novel 3D Multilayer Terahertz Packaging Technology for Integrating Photodiodes Arrays and Rectangular Waveguide-Power Combiners", IEEE Transactions on Microwave Theory and Techniques (TMTT), August 2020. [DOI: 10.1109/TMTT.2020.3017723]. In collaboration with: C04, C08.

S. Dülme, M. Steeg, I. Mohammad, N. Schrinski, J. Tebart, A. Stöhr, "Ultra-Low Phase-Noise Photonic Terahertz Imaging System based on Two-Tone Square-Law Detection", Optics Express, August 2020. [DOI: 10.1364/OE.400405]. 

N. Surkamp, A. Gerling, J. O'Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner,  M. R. Hofmann, "Continuous wave THz system based on dual wavelength monolithic Y-branch laser diode, International Conference on Transparent Optical Networks (ICTON), July 2020. [DOI: 10.1007/s10762-020-00676-4]. In collaboration with: C07.

S. Dülme, M. Grzeslo, J. Morgan, M. Steeg, M. Lange, J. Tebart, N. Schrinski, I. Mohammad, T. Neerfeld, P. Lu, A. Beling, A. Stöhr, "300 GHz Photonic Self-Mixing Imaging-System with vertical illuminated Triple-Transit-Region Photodiode Terahertz Emitters", Best Student Paper Award 2nd Place, International Topical Meeting on Microwave Photonics (MWP 2019), Ottawa, Canada, October 2019. 

A. Gerling, K. Tybussek, Q. Gaimard,  K. Merghem,  A. Ramdane,  M. R. Hofmann,  C. Brenner,  J. C. Balzer, "Monolithic Mode-Locked Laser Diode for THz Communication", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), September 2019. [DOI: 10.1109/IRMMW-THz.2019.8874373]. In collaboration with: C07.

S. Makhlouf, B. Khani, T. Haddad, M. Steeg, A. Stöhr, "Endfire Transition from Coplanar Waveguide-to-WR3 Rectangular Waveguide for Monolithic Integration with THz Photodiodes", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019. [10.1109/IWMTS.2019.8823686]. 

A. Gerling, L. Becke, S. Tonder, M.R. Hofmann, J.C. Balzer, C. Brenner, "Golomb Ruler Based Discrete Frequency Multimodal Continuous Wave THz Spectroscopy System", 2nd International Workshop on Mobile THz Systems, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823651]. 

P. Lu, M. Steeg, T. Haddad, K. Neophytou, S. Makhlouf, S. Dülme, M. Grzeslo, V. Rymanov, A. Stöhr, "Photonic integrated chips for millimeter-wave and THz beam steering antennas", 21st International Conference on Transparent Optical Networks ICTON 2019, Angers, France, July 2019. In collaboration with C07.

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M. R. Hofmann, "Continuous wave THz source based on an electrically tunable monolithic two-color semiconductor diode laser", CLEO / Europe EQEC 2019, Munich, Germany, June 2019. [DOI: 10.1109/CLEOE-EQEC.2019.8872901]. In collaboration with C07.

N. Surkamp, C. Brenner, K. Orend, C. Baer, T. Musch, T. Prziwarka, A. Klehr, A. Knigge, M. R. Hofmann, "Hybrid mode-locking of diode lasers for asynchronous optical sampling of terahertz waves", French-German THz Conference (FGTC), Kaiserslautern, Germany, April 2019. In collaboration with: C07, C01.

B. Khani, S. Makhlouf, J. Lackmann, A. Steffan, J. Honecker, A. Stöhr, "Fully-Hermetic 71-86 GHz WR12 Coherent Photonic Mixer Providing an RF Output Power up to +15 dBm", 12th German Microwave Conference (GeMiC 2019), Stuttgart, Germany, March 2019. [DOI: 10.23919/GEMIC.2019.8698156]. 

N. Surkamp, B. Döpke, C. Brenner, K. Orend, C. Baer, T. Musch, T. Prziwarka, A. Klehr, A. Knigge, M. R. Hofmann, "Mode­locked diode lasers for THz asynchronous optical sampling", SPIE Photonics West, San Francisco, California, USA, February 2019. [DOI: 10.1117/12.2508396]. In collaboration with: C07, C01.

B. Khani, S. Makhlouf, A. Steffan, J. Honecker, A. Stöhr, "Planar 0.05-1.1 THz Laminate-Based Transition Designs for Integrating High-Frequency Photodiodes with Rectangular Waveguides", Journal of Lightwave Technology, December 2018. [DOI: 10.1109/JLT.2018.2885647]. 

A. Gerling, S. Dülme, N. Schrinski, A. StöhrM. R. HofmannC. Brenner, "Continuous Wave Multimode Amplitude THz Spectroscopy", IRMMW, Nagoya, Japan, October 2018. [DOI: 10.1109/IRMMW-THz.2018.8510486]. In collaboration with: C07.

B. Khani, S. Makhlouf, S. Dülme, A. Stöhr, "InP-Based Grounded Coplanar Waveguide to WR3 transition for Monolithic Integration with THz Photodiodes," 43rd International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, Nagoya, Japan, September 2018.

P. Lu, M. Steeg, K. Kolpatzeck, S. Dülme, B. Khani, A. CzylwikA. Stöhr, "Photonic assisted beam steering for millimeter-wave and THz antennas", IEEE Conference on Antenna Measurements & Applications, Västerås, Sweden, September 2018, [DOI: 10.1109/CAMA.2018.8530567]. In collaboration with: S01, C07.

S. Dülme, N. Schrinski, M. Steeg, P. Lu, B. Khani, C. BrennerM. R. Hofmann, and A. Stöhr,  "Phase Delay of Terahertz Fabry-Perot Resonator characterized by a Photonic Two-Tone Spectroscopy System with Self-Heterodyne Receiver," 43rd International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, Nagoya, Japan, September 2018. In collaboration with: C07.

A. Stöhr, "Integrated Microwave-Photonics (iMWP) for Mobile Terahertz Systems," 43rd International Conference on Infrared, IRMMW-THz, Nagoya, Japan, September 2018. 

S. Dülme, N. Schrinski, M. Steeg, P. Lu, B. Khani, C. Brenner, M. R. Hofmann, and A. Stöhr, "Phase Delay of Terahertz Fabry-Perot Resonator characterized by a Photonic Two-Tone Spectroscopy System with Self-Heterodyne Receiver", 43rd International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8510021]. In collaboration with: C07.

S. Makhlouf, B. Khani, J. Lackmann, S. Dülme, A. Stöhr, "Metallic 3D Printed Rectangular Waveguides (WR3) for Rapid Prototyping of THz Packages," 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. 

S. Dülme, N. Schrinski, B. Khani, P. Lu, V. Rymanov, C. Brenner, M. R. HofmannA. Stöhr, "Compact Optoelectronic THz Frequency Domain Spectroscopy System for Refractive Index Determination based on Fabry-Perot Effect," 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454695]. In collaboration with: C07.

A. Gerling, M. HofmannC. Brenner, “High speed single point THz phase measurement based on dual channel lock-in technique”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454689]. 

N. Surkamp, B. Doepke, Y. Hu, C. Brenner, A. Klehr, A. Knigge, G. Tränkle, M.R. Hofmann, “Terahertz Time-Domain Spectroscopy by Asynchronous Sampling with Modelocked Semiconductor Lasers”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018, [DOI: 10.1109/IWMTS.2018.8454698]. In collaboration with: C07.

Y. Hu, B. Khani, C. Brenner, V. Rymanov, A. StöhrM.R. Hofmann, “Compact CW THz Spectroscopy System and its Application in Water Absorption Measurements”, Conference on Lasers and Electro Optics, CLEO/EUROPE, Munich, Germany, June 2018. In collaboration with: C07.

B. Khani, Y. Hu, V. Rymanov, C. Brenner, M.R. HofmannA. Stöhr, “Compact Optoelectronic Continuous Wave Terahertz Spectroscopy System (230-400 GHz) for Paper Sorting and Characterization”, Conference on Lasers and Electro Optics, CLEO/EUROPE, Munich, Germany, June 2018. In collaboration with: C07.

C. Brenner, Y. Hu, J. Gwaro, N. Surkamp, B. Döpke, M. Hofmann, B. Kani, A. Stöhr, B. Sumpf, A. Klehr, and J. Fricke, "Near Infrared Diode Laser THz Systems", Adv. Radio Sci. 16, 1–9, April, 2018. [DOI: 10.5194/ars-16-167-2018]. In collaboration with: C07.

S. Dülme, B. Khani, V. Rymanov, P. Lu, A. Stöhr, "Terahertz Near Field Coupling for Integrating III-V Photodiodes on Silicon," German Microwave Conference, GeMiC, Freiburg, Germany, 12-14 March 2018, pp. 375-278, [DOI: 10.23919/GEMIC.2018.8335083]

P. Lu, V. Rymanov, S. Dülme, B. Sievert, A. Rennings, A. Stöhr, "THz Beam Forming and Beam Switching using Lens-Assisted Quasi-Optical THz Transmitter", IEEE International Topical Meeting on Microwave Photonics (MWP 2017), Beijing, China, October 2017. [DOI: 10.1109/MWP.2017.8168743]. In collaboration with: C05, C07.

Y. Hu, J.O. Gwaro, N. Surkamp, B. Döpke, C. Brenner, B. Khani, A. Stöhr, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, ”THz sources and systems based on near infrared diode lasers”, Kleinheubacher Tagung, Miltenberg, Germany, September 2017. In collaboration with: C07.

Y. Hu, B. Khani, C. BrennerA. Stöhr, M.R. Hofmann ”Tunable Two-Colour Semiconductor Laser for a Compact CW THz Spectroscopy System”, Semiconductor Integrated Optoelectronics (SIOE) Conference, Cardiff, Wales, UK, April 2017. [DOI: 10.1109/CLEOE-EQEC.2017.8086458]. In collaboration with: C07.

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, “Generation of Terahertz radiation with monolithically integrated dual mode Distributed Bragg Reflector semiconductor diode laser”, German Terahertz Conference, Bochum, Germany, March 2017. In collaboration with: C07.

B. Döpke, Y. Hu, N. Surkamp, C. Brenner, A. Klehr, G. Erbert, G. Tränkle, M.R. Hofmann, “A Mode-Locked Semiconductor Laser Based Asynchronous Sampling Terahertz Spectroscopy System”, German Terahertz Conference, Bochum, Germany, March 2017. In collaboration with: C07.

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, "Terahertz frequency generation with monolithically integrated dual wavelength Distributed Bragg Reflector semiconductor laser diode", IET Optoelectronics Special Issue, Jan 2017. [DOI: 10.​1049/​iet-opt.​2016.​0054]. In collaboration with: C07.

Project C07

For detailed information on C07 please click here.

C. Brenner, N. Surkamp, M. R. Hofmann, "Y-shaped tunable monolithic dual colour lasers for THz technology", Advances in Radio Science (ARS), December 2023, [DOI: 10.5194/ars-21-1-2023]. In collaboration with: C06.

S. Iwamatsu, M. Ali, J. L. F. Estévez, M. Grzeslo, S. Makhlouf, A. Rivera, G. Carpintero, A. Stöhr, "Terahertz photodiode integration with multi-octave-bandwidth dielectric rod waveguide probe", Optics Letters, November 2023, [DOI: 10.1364/OL.504354]. In collaboration with: C06

E. Abacıoğlu, M. Grzeslo, T. Neerfeld, A. S. Mohammed, J. L. Fernández Estévez, G. Ducournau,  A. Stöhr, "500 GHz Operational Bandwidth MUTC-Photodiodes with Milliwatt Terahertz Output Power Levels", 49th European Conference on Optical Communications (ECOC), October 2023. [accepted]. In collaboration with: C07.

T. Haddad, J. Tebart, I. Mohammad, P. Lu, S. Makhlouf, and A. Stöhr, "Recent Developments of Photonic Integrated Chips for THz Beamsteering", 2023 European Conference on Optical Communication (ECOC), October 2023. [invited paper]. In collaboration with: C06.

M. Grzeslo, A. Lavrič, T. Brüning, J. Tebart, S. Iwamatsu, J. L. Fernández Estévez, A. Stöhr, "Monolithically Integrated Optically Pumped InP-based THz Mixer", 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), [DOI: 10.1109/IRMMW-THz57677.2023.10299088]. In collaboration with: C06.

J. Tebart, J, Dittmer, T.s Haddad, P. Lu, S. Randel, A. Stöhr, "Mobile 6G Communications at THz Frequencies Enabled by Leaky-wave Antenna Beam Steering", 53rd European Microwave Conference (EuMC), September 2023, DOI: [10.23919/EuMC58039.2023.10290642].

R. Hamad, C. Biurrun-Quel, T. Haddad, S. Makhlouf, M. Grzeslo, A. Klein, A. Stöhr, "Metallic 3D Printed Double-Ridged WR3.4 Interface for THz Power Combining", IRMMW-THz Conference, September 2023. [accepted]. In collaboration with: C06.

I. Mohammad, T. Haddad, S. Makhlouf, A. Stöhr, "Multi-Spectral Photonic THz Imaging using MUTC-PDs and Dielectric Rod Waveguide Antennas", IRMMW-THz Conference, September 2023, [DOI: 10.1109/IRMMW-THz57677.2023.10299194]. In collaboration with: C06.

E. Abacıoğlu, M. Grzeslo, T. Neerfeld, J. L. Fernández Estévez, and A. Stöhr, "High Output Power Broadband 1.55 μm Waveguide-Integrated", invited paper, 23rd International Conference on Transparent Optical Networks (ICTON 2023), July 2023, [DOI: 10.1109/ICTON59386.2023.10207444]. In collaboration with: C06.

S. Makhlouf, O. Cojocari, M. Hofmann, T. Nagatsuma, S. Preu, N. Weimann, H.-W. Hübers, A. Stöhr, "Terahertz Sources and Receivers: From the Past to the Future", IEEE Journal of Microwaves, June 2023. [accepted]. In collaboration with: C02, C06.

S. Iwamatsu,  M. Ali, J. L. Fernández-Estévez, J. Tebart, A. Kumar, S. Makhlouf, G. Carpintero, A. Stöhr, "Ultra-Wideband Multi-Octave Planar Interconnect for Multi-Band THz Communications", Journal of Infrared, Millimeter, and Terahertz Waves, June 2023. [accepted]. In collaboration with: C06.

C. Hoog Antink, R. Schulz, M. Rohr, K. Wenzel, L. Liebermeister, R. Kohlhaas, S. Preu, "Estimating Thoracic Movement with High-Sampling Rate THz Technology", Sensors, May 2023. [DOI: 10.3390/s23115233].

C. Biurrun-Quel, T. Haddad, B. Sievert, R. Kress, N. Weimann, D. Erni, A. Rennings, A. Stöhr, J. Teniente, and C. Del-Río, "Design and Characterization of Terahertz CORPS Beam Forming Networks", Journal of Infrared, Millimeter, and Terahertz Waves", April 2023. [accepted]. In collaboration with: C02, C05, C06, S03.

J. Tebart, P. Lu, T. Haddad, S. Iwamatsu, and A. Stöhr, "Prospects and Technologies for Mobile Terahertz 6G Communications", Optical Fiber Communication Conference, March 2023. [invited paper]. In collaboration with: C06.

T. Haddad, C. Biurrun-Quel, P. Lu, H. Kaya, I. Mohammad, and A. Stöhr, "Suppressing Open Stopband for Terahertz Periodic Microstrip Leaky-wave Antennas", 17th European Conference on Antennas and Propagation (EuCAP), March 2023, [accepted]. In collaboration with: C06.

K. Neophytou, M. Steeg, J. Tebart, A. Stöhr, S. Iezekiel, and M. A. Antoniades, "Simultaneous User Localization and Identification Using Leaky-Wave Antennas and Backscattering Communications", IEEE Access 10, 37097-37108, March 2021. [DOI: 10.1109/ACCESS.2022.3161565]

P. Lu, T. Haddad, J. Tebart, C. Roeloffzen, and A. Stöhr, "Photonic Integrated Circuit for Optical Phase Control of 1× 4 Terahertz Phased Arrays", Photonics 9, February 2023. [DOI: 10.3390/photonics9120902]

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C04, C06, C08, M01, S01.

S. Makhlouf, J. Martinez-Gil, M. Grzeslo, D. Moro-Melgar, O. Cojocari, and A. Stöhr, "High-Power UTC-Photodiodes for Optically Pumped Subharmonic Terahertz Receiver", Optics Express, October 2022. [accepted]. In collaboration with: C06.

T. Haddad, C. Biurrun-Quel, P. Lu, J. Tebart, B. Sievert, S. Makhlouf, M. Grzeslo, J. Teniente, C. Del-Río, and A. Stöhr, "Photonic-assisted 2-D terahertz beam steering enabled by a LWA array monolithically integrated with a BFN", Optics Express, October 2022. [DOI: 10.1364/OE.468200]. In collaboration with: C05.

T. Vogel, S. Mansourzadeh, R. Schulz, U. Nandi, S. Preu, C. J. Saraceno, "1030 nm optimized photoconductive receiver excited with >20 mW of THz average power", The 47th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2022), Delft, The Netherlands, 28 August-2 September 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895726]. In collaboration with: M01

M. R. Hofmann, N. Surkamp, A. Gerling, J. O'Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner, "THz metrology with monolithic tunable two-color diode lasers", SPIE Photonics Europe, Proceedings Volume 12134, Terahertz Photonics II, May 2022. [DOI: 10.1117/12.2626219]. In collaboration with: C06.

N. Surkamp, A. Gerling, J. O'Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner, M. R. Hofmann, "Slotted Y-branch laser for cw-THz thickness measurements at 1 THz", SPIE OPTO, Proceedings Volume 12021, Novel In-Plane Semiconductor Lasers XXI, March 2022. [DOI: 10.1117/12.2609787]. In collaboration with: C06.

M. Ali Alloush, M. van Delden, A. Bassal, N. Kleemann, C. Brenner, M.-C. Lo, L. Augustin, R. Guzmán, T. Musch, G. Carpintero, M. R. Hofmann, "RF Analysis of a Sub-GHz InP-Based 1550 nm Monolithic Mode-Locked Laser Chip", IEEE Photonics Technology Letters, November 2021. [DOI: 10.1109/LPT.2021.3083096]. In collaboration with: C01

P. Lu, T. Haddad, J. Tebart, A. Stöhr, "Photonic Integrated Chips for THz Beam Steering", Asia Communications and Photonics Conference (ACP), October 2021. [invited paper].

S. Makhlouf, S. Dülme, M. Grzeslo, J. L. F. Estévez, V. Rymanov, J. Lackmann, and A. Stöhr, "Monolithically Integrated THz Photodiodes With CPW-to-WR3 E-Plane Transitions for Photodiodes Packages With WR3-Outputs", Journal of Lightwave Technology 39, 7804-7812, September 2021. [DOI: 10.1109/JLT.2021.3115469]

N. Surkamp, A. Gerling, J. O’Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner, and M. R. Hofmann, "Current tuned slotted Y-branch laser for wafer thickness measurements with THz radiation", Electronics Letters, September 2021. [DOI: 10.1049/ell2.12314]. In collaboration with: C06.

J. Tebart, P. Lu, T. Haddad, S. Iwamatsu, J. Lackmann, J. Fernandez-Estevez, and A. Stöhr, "Mobile Terahertz 6G Communications Enabled by Integrated Photonic-Assisted Beam Steering Antennas", 2021 European Conference on Optical Communication (ECOC), September 2021. [DOI: 10.1109/ECOC52684.2021.9605939]. In collaboration with: C06.

P. Lu, J. Tebart, M. Steeg, B. Sievert, J. Lackmann, A. Rennings, A. Stöhr, "Mobile THz communications using photonic assisted beam steering leaky-wave antennas", Optics Express, June 2021. [DOI: 10.1364/OE.427575]. In collaboration with: C05.

P. Lu, T. Haddad, J. Tebart, M. Steeg, J. Lackmann, and A. Stöhr, "Photonic-excited heterointegrated antenna arrays for THz beam steering", European Conference on Optical Communications (ECOC), December 2020.  

P. Lu, T. Haddad, J. Tebart, B. Sievert, A. Rennings, and A. Stöhr, "THz Beam Steering with InP-based Leaky-Wave Antenna", 45th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, November 2020.  [DOI: 10.1109/IRMMW-THz46771.2020.9370769]. In collaboration with: C05.

S. Dülme, V. Cherniak,  K. Kaya, P. Lu , J. Tebart, M. Grzeslo, J. Fernández-Estévez, T. Haddad, I. Appiagyei, A. Stöhr, "Two-port Slot Bowtie Antenna With Monolithically Integrated Photodiodes For THz Power Combining", 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), November 2020, [DOI: 10.1109/IRMMW-THz46771.2020.9370784]. In collaboration with: C06.

U. Nandi, T. Vogel, S. Mansourzadeh, M. Hoffmann, J. Norman, A. C Gossard, H. Lu, C. J. Saraceno, S. Preu, "Performance of a 1030 nm driven ErAs:InGaAs photoconductive receiver at high THz average power", 45th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370607]. In collaboration with: M01.

P. Lu, T. Haddad, B. Sievert, B. Khani, S. Makhlouf, S. Dülme, J. Fernandez Estevez, A. Rennings, D. Erni, U. Pfeiffer, A. Stöhr, "InP-Based THz Beam Steering Leaky-Wave Antenna", IEEE Transactions on Terahertz Science and Technology, November 2020. [DOI: 10.1109/TTHZ.2020.3039460]. In collaboration with: C06, C08, C05. 

M. Méndez Aller, P. Lu, V. Rymanov, A. Stöhr, S. Preu, "Side-illuminated fully ballistic p-i-n diode-based photomixer at 1550 nm", 45th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, July 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370892].

N. Surkamp, A. Gerling, J. O'Gorman, M. Honsberg, S. Schmidtmann, U. Nandi, S. Preu, J. Sacher, C. Brenner,  M. R. Hofmann, "Continuous wave THz system based on dual wavelength monolithic Y-branch laser diode, International Conference on Transparent Optical Networks (ICTON), July 2020. [DOI: 10.1007/s10762-020-00676-4]. In collaboration with: C06.

A. Stöhr, P. Lu, T. Haddad, M. Steeg, J. Tebart, B. Sievert, A. Rennings, M. Hofmann, S. Dülme, K. Kolpatzeck, and A. Czylwik, "Microwave Photonic mm-Wave & THz Beam Steering for Imaging, Radar and Communications", Asia Communications and Photonics Conference (ACPC) 2019, Chengdu, China. [ISBN: 978-1-943580-70-5]. In collaboration with: S01.

M. Steeg, S. Dülme, K. Tebart , T. Neerfeld, V. Rymanov, A. Stöhr, "Polarization Diversity Photoreceiver Integration on 26 GHz Leaky-Wave Antenna for Photonic Beam Steering Transmitter", International Topical Meeting on Microwave Photonics (MWP 2019), Ottawa, Canada, October 2019. 

A. Gerling, K. Tybussek, Q. Gaimard,  K. Merghem,  A. Ramdane,  M. R. Hofmann,  C. Brenner,  J. C. Balzer, "Monolithic Mode-Locked Laser Diode for THz Communication", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), September 2019. [DOI: 10.1109/IRMMW-THz.2019.8874373]. In collaboration with: C06.

P. Lu, M. Steeg, T. Haddad, K. Neophytou, S. Makhlouf, S. Dülme, M. Grzeslo, V. Rymanov, A. Stöhr, "Photonic integrated chips for millimeter-wave and THz beam steering antennas", 21st International Conference on Transparent Optical Networks ICTON 2019, Angers, France, July 2019. In collaboration with: C06.

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M. R. Hofmann, "Continuous wave THz source based on an electrically tunable monolithic two-color semiconductor diode laser", CLEO / Europe EQEC 2019, Munich, Germany, June 2019. [DOI: 10.1109/CLEOE-EQEC.2019.8872901]. In collaboration with C06.

N. Surkamp, C. Brenner, K. Orend, C. Baer, T. Musch, T. Prziwarka, A. Klehr, A. Knigge, M. R. Hofmann, "Hybrid mode-locking of diode lasers for asynchronous optical sampling of terahertz waves", French-German THz Conference (FGTC), Kaiserslautern, Germany, April 2019. In collaboration with: C06, C01.

M. Steeg, P. Lu, J. Tebart, A. Stöhr, "2D mm-Wave Beam Steering via Optical True-Time Delay and Leaky-Wave Antennas", 12th German Microwave Conference (GeMiC), March 2019, Stuttgart, Germany. [DOI: 10.23919/GEMIC.2019.8698162]. 

N. Surkamp, B. Döpke, C. Brenner, K. Orend, C. Baer, T. Musch, T. Prziwarka, A. Klehr, A. Knigge, M. R. Hofmann, "Mode­locked diode lasers for THz asynchronous optical sampling", SPIE Photonics West, San Francisco, California, USA, February 2019. [DOI: 10.1117/12.2508396]. In collaboration with: C06, C01.

A. Gerling, S. Dülme, N. Schrinski, A. StöhrM. R. HofmannC. Brenner, "Continuous Wave Multimode Amplitude THz Spectroscopy", IRMMW, Nagoya, Japan, October 2018. [DOI: 10.1109/IRMMW-THz.2018.8510486]. In collaboration with: C06.

A. Stöhr, "Integrated Microwave-Photonics (iMWP) for Mobile Terahertz Systems", IRMMW, Nagoya, Japan, October 2018. [DOI: 10.1109/IRMMW-THz.2018.8510119]. 

S. Dülme, N. Schrinski, M. Steeg, P. Lu, B. Khani, C. BrennerM. R. Hofmann, and A. Stöhr,  "Phase Delay of Terahertz Fabry-Perot Resonator characterized by a Photonic Two-Tone Spectroscopy System with Self-Heterodyne Receiver," 43rd International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8510021]. In collaboration with: C06.

B. Khani, S. Makhlouf, S. Dülme, A. Stöhr, "InP-Based Grounded Coplanar Waveguide to WR3 transition for Monolithic Integration with THz Photodiodes", 43rd International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8509914]. 

P. Lu, M. Steeg, K. Kolpatzeck, S. Dülme, B. Khani, A. Czylwik, A. Stöhr, "Photonic assisted beam steering for millimeter-wave and THz antennas", IEEE Conference on Antenna Measurements & Applications, Västerås, Sweden, September 2018, [DOI: 10.1109/CAMA.2018.8530567]. In collaboration with: S01, C06.

S. Dülme, N. Schrinski, B. Khani, P. Lu, V. Rymanov, C. Brenner, M. R. HofmannA. Stöhr, "Compact Optoelectronic THz Frequency Domain Spectroscopy System for Refractive Index Determination based on Fabry-Perot Effect," 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454695]. In collaboration with: C06.

N. Surkamp, B. Doepke, Y. Hu, C. Brenner, A. Klehr, A. Knigge, G. Tränkle, M.R. Hofmann, “Terahertz Time-Domain Spectroscopy by Asynchronous Sampling with Modelocked Semiconductor Lasers”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018, [DOI: 10.1109/IWMTS.2018.8454698]. In collaboration with: C06.

Y. Hu, B. Khani, C. Brenner, V. Rymanov, A. StöhrM.R. Hofmann, “Compact CW THz Spectroscopy System and its Application in Water Absorption Measurements”, Conference on Lasers and Electro Optics, CLEO/EUROPE, Munich, Germany, June 2018. In collaboration with: C06.

B. Khani, Y. Hu, V. Rymanov, C. Brenner, M.R. HofmannA. Stöhr, “Compact Optoelectronic Continuous Wave Terahertz Spectroscopy System (230-400 GHz) for Paper Sorting and Characterization”, Conference on Lasers and Electro Optics, CLEO/EUROPE, Munich, Germany, June 2018. In collaboration with: C06.

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, “Compact continuous wave THz source based on monolithic two-color laser diode”, SPIE Photonics Europe, Strasbourg, France, May 2018. [DOI: 10.1117/12.2306866]

C. Brenner, Y. Hu, J. Gwaro, N. Surkamp, B. Döpke, M. Hofmann, B. Kani, A. Stöhr, B. Sumpf, A. Klehr, and J. Fricke, "Near Infrared Diode Laser THz Systems", Adv. Radio Sci. 16, 1–9, April, 2018. [DOI: 10.5194/ars-16-167-2018]. In collaboration with: C06.

B. Döpke, N. Surkamp, Y. Hu, C. Brenner, A. Klehr, A. Knigge, G. Tränkle, M.R. Hofmann, "Asynchronous sampling terahertz time-domain spectroscopy using semiconductor lasers", Electronic Letters, April 2018. [DOI: 10.​1049/​el.​2018.​0521].

P. Lu, V. Rymanov, S. Dülme, B. Sievert, A. Rennings, A. Stöhr, "THz Beam Forming and Beam Switching using Lens-Assisted Quasi-Optical THz Transmitter", IEEE International Topical Meeting on Microwave Photonics (MWP 2017), Beijing, China, October 2017. [DOI: 10.1109/MWP.2017.8168743]. In collaboration with: C05, C06.

Y. Hu, J.O. Gwaro, N. Surkamp, B. Döpke, C. Brenner, B. Khani, A. Stöhr, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, ”THz sources and systems based on near infrared diode lasers”, Kleinheubacher Tagung, Miltenberg, Germany, September 2017. In collaboration with: C06.

N. Surkamp, B. Döpke, A. Klehr, A. Knigge, G. Tränkle, M.R. Hofmann, “Diode laser based terahertz asynchronous optical sampling spectroscopy”, Semiconductor Integrated Optoelectronics (SIOE) Conference, Cardiff, Wales, UK, April 2017. 

Y. Hu, B. Khani, C. BrennerA. Stöhr, M.R. Hofmann ”Tunable Two-Colour Semiconductor Laser for a Compact CW THz Spectroscopy System”, Semiconductor Integrated Optoelectronics (SIOE) Conference, Cardiff, Wales, UK, April 2017. [DOI: 10.1109/CLEOE-EQEC.2017.8086458]. In collaboration with: C06.

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, “Generation of Terahertz radiation with monolithically integrated dual mode Distributed Bragg Reflector semiconductor diode laser”, German Terahertz Conference, Bochum, Germany, March 2017. In collaboration with: C06.

B. Döpke, Y. Hu, N. Surkamp, C. Brenner, A. Klehr, G. Erbert, G. Tränkle, M.R. Hofmann, “A Mode-Locked Semiconductor Laser Based Asynchronous Sampling Terahertz Spectroscopy System”, German Terahertz Conference, Bochum, Germany, March 2017. In collaboration with: C06.

A. Stöhr, V. Rymanov, B. Khani, Y. Hu, M.R. Hofmann, “Applications for Optical Components in THz Systems”, Optical Fiber Communication Conference (OFC), Los Angeles, USA, March 2017.[DOI: 10.1364/OFC.2017.W3F.1]. 

J.O. Gwaro, C. Brenner, B. Sumpf, A. Klehr, J. Fricke, M.R. Hofmann, "Terahertz frequency generation with monolithically integrated dual wavelength Distributed Bragg Reflector semiconductor laser diode", IET Optoelectronics Special Issue, Jan 2017. [DOI: 10.​1049/​iet-opt.​2016.​0054]. In collaboration with: C06.

Project C08

For detailed information on C08 please click here.

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C04, C06, C07, M01, S01.

P. Lu, T. Haddad, B. Sievert, B. Khani, S. Makhlouf, S. Dülme, J. Fernandez Estevez, A. Rennings, D. Erni, U. Pfeiffer, A. Stöhr, "InP-Based THz Beam Steering Leaky-Wave Antenna", IEEE Transactions on Terahertz Science and Technology, November 2020. [DOI: 10.1109/TTHZ.2020.3039460]. In collaboration with: C06, C07, C05. 

S. Makhlouf, M. Steeg, T. Haddad, J. Tebart, S. Dülme, M. Grzeslo, P. Lu, J. L. Fernández Estévez, S. Malz, U. R. Pfeiffer, A. Stöhr, "Novel 3D Multilayer Terahertz Packaging Technology for Integrating Photodiodes Arrays and Rectangular Waveguide-Power Combiners", IEEE Transactions on Microwave Theory and Techniques (TMTT), August 2020. [DOI: 10.1109/TMTT.2020.3017723]. In collaboration with: C04, C06.

R. Zatta, V. S. Jagtap, J. Grzyb, U. R. Pfeiffer, "CMOS THz Camera Used as Compact Antenna Test Range", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166379].

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C04, C01, C02, C05, C11, S03. 

T. Bücher, S. Malz, K. Aufinger, U. R. Pfeiffer, "A 210-291-Ghz (8x) Frequency Multiplier Chain With Low Power Consumption in 0.13-μm SiGe", IEEE Microwave and Wireless Components Letters, April 2020. [DOI: 10.1109/LMWC.2020.2979715]. 

M. Andree, J. Grzyb, R. Jain, B. Heinemann, U. Pfeiffer, "A Broadband Antenna Coupled Terahertz Direct Detector in a 0.13 μ m SiGe HBT Technology", European Microwave Week (EuMIC) 2019, September 2019 [DOI: 10.23919/EuMIC.2019.8909399]. 

R. Zatta , R. Jain, J. Grzyb , U. Pfeiffer, "Resolution Limits in Lens integrated CMOS THz Cameras Employing Super Resolution Imaging", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [10.1109/IRMMW-THz.2019.8874510]. 

V. S. Jagtap, R. Zatta, J. Grzyb, U. Pfeiffer, "Performance Characterization Method of Broadband Terahertz Video Cameras", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [10.1109/IRMMW-THz.2019.8874478]. In collaboration with: C04.

M. Andree, J. Grzyb, R. Jain, U. Pfeiffer, "A Broadband Dual-Polarized Direct Detector in a 0.13-um SiGe HBT Technology", IMS 2019, June 2019, [DOI: 10.1109/mwsym.2019.8700871]. 

D. Headland, P. Hillger, R. Zatta, U. Pfeiffer, "Incoherent, spatially-mapped THz spectral analysis", IRmmW-THz Conference, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8510246]. In collaboration with: C04.

R. Jain, R. Zatta, J. Grzyb, D. Harame, U. Pfeiffer, "A Terahertz Direct Detector in 22nm FD-SOI CMOS", European Microwave Week (EuMIC), Madrid, Spain, September 2018. [DOI: 10.23919/EuMIC.2018.8539908]. In collaboration with: C04.

Projects C09 (and formerly C13)

For detailed information on C09 click here and for C13 click here.

K.-D. Jenkel, J. Sánchez-Pastor, M. M. Baloochian, R. Jakoby, M. Sakaki, A. Jiménez-Sáez, N. Benson, "Effect of sintering temperature on the dielectric properties of 3D-printed alumina (Al2O3) in the W-band", Journal of the American Ceramic Society, December 2023, [DOI: 10.1111/jace.19597].

A. Batra, A. Alhaj Abbas, J. Sanchez-Pastor, M. El-Absi, A. Jimenez-Saez, M. Khaliel, J. Barowski, M. Wiemeler, D. Göhringer, I. Rolfes, R. Jakoby, T. Kaiser, "Millimeter Wave Indoor SAR Sensing Assisted with Chipless Tags-Based Self-Localization System: Experimental Evaluation", IEEE Sensors Journal, November 2023, [DOI: 10.1109/JSEN.2023.3332431]. In collaboration with: M04, S04, S05.

J. Sánchez-Pastor, L. Piotrowsky, A. Jiménez-Sáez, M. Schüßler, N. Pohl and R. Jakoby, "Evaluation of Chipless RFID Indoor Landmarks at 80 GHz and 240 GHz Using FMCW Radars", 16th European Conference on Antennas and Propagation (EuCAP), June 2022, [DOI: 10.23919/EuCAP53622.2022.9768965]. In collaboration with: M04.

P. Kadera, J. Sánchez-Pastor, L. Schmitt, M. Schüßler, R. Jakoby, M. Hoffmann, A. Jiménez-Sáez, J. Lacik, Sub-THz Luneburg lens enabled wide-angle frequency-coded identification tag for passive indoor self-localization", International Journal of Microwave and Wireless Technologies, pp. 1 – 15, May 2022. [DOI: 10.1017/S175907872200054X]. In collaboration with: C12.

P. Kadera, J. Sánchez-Pastor, H. Eskandari, T. Tyc, M. Sakaki, M. Schüßler; R. Jakoby, N. Benson, A. Jiménez-Sáez, J. Lacik, "Wide-Angle Ceramic Retroreflective Luneburg Lens based on Quasi-Conformal Transformation Optics for mm-Wave Indoor Localization", IEEE Access, April 2022. [DOI: 10.1109/ACCESS.2022.3166509].

J. Sánchez-Pastor, U.S.K.P. Miriya Thanthrige, F. Ilgac , A. Jiménez-Sáez, P. Jung, A. Sezgin, and R. Jakoby, "Clutter Suppression for Indoor Self-localization Systems by Iteratively Reweighted Low-rank plus Sparse Recovery", MDPI Sensors, Special Issue "Sensors in Indoor Positioning Systems", October 2021. [DOI: 10.3390/s21206842]. In collaboration with: S02.

P. Kadera, J. Sánchez-Pastor, A. Jiménez-Sáez, M. Schüßler, J. Lacik and R. Jakoby, "QCTO Luneburg Lens-Based Retroreflective Tag Landmarks for mm-Wave Self-Localization System", IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC), August 2021. [DOI: 10.1109/APWC52648.2021.9539571]. 

J. Sánchez-Pastor, A. Jiménez-Sáez, M. Schüßler and R. Jakoby, "Frequency-Coded Spherical Retroreflector for Wide-Angle Indoor Localization Tag Landmarks", Fourth International Workshop on Mobile Terahertz Systems (IWMTS), July 2021. [DOI: 10.1109/IWMTS51331.2021.9486810].

J. Sánchez-Pastor, A. Jiménez-Sáez, M. Schüßler and R. Jakoby, "Gridded Square-Ring Frequency Selective Surface for Angular-Stable Response on Chipless Indoor Location Tag Landmarks", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9411424].

P. Kadera, A. Jiménez-Sáez, L. Schmitt, M. Schüßler, M. Hoffman, J. Lacik and R. Jakoby, "Frequency Coded Retroreflective Landmark for 230 GHz Indoor Self-Localization Systems", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9410973]. In collaboration with: C12.

T. Burmeister, A. Jimenez-Saez, M. Sakaki, M. Schüßler, J. Sánchez-Pastor, N. Benson, R. Jakoby, "Chipless frequency-coded RFID tags integrating high-Q resonators and dielectric rod antennas", 15th European Conference on Antennas and Propagation, EuCAP 2021, March 2021. [DOI: 10.23919/EuCAP51087.2021.9410915]

J. Ornik, M. Sakaki, M. Koch, J. Balzer, N. Benson, "3D Printed Al2O3 for Terahertz Technology", IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2020.3047514]

M. Haj Hassan, B. Sievert, J. T. Svejda, A. Alhaj Abbas, A. Jimenez-Saez, A. Mostafa Ahmad, M. Schüßler, A. Rennings, K. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "OAM Mode Order Conversion and Clutter Rejection with OAM-Coded RFID Tags", IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2020.3043053]. In collaboration with: S03, S04.

P. Kadera, A. Jimenez-Saez, T. Burmeister, J. Lacik, M. Schüßler, R. Jakoby, "Gradient-Index-Based Frequency-Coded Retroreflective Lenses for mm-Wave Indoor Localization", IEEE Access, November 2020. [DOI: 10.1109/ACCESS.2020.3039986]

M. Haj Hassan, A. Alhaj Abbas, A. Jiménez Sáez, A. Mostafa Ahmad, B. Sievert, M. Schüßler, A. RenningsK. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "Passive Orbital Angular Momentum RFID Tag based on Dielectric Resonator Arrays", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. In collaboration with S03, S04.

A. Jiménez-Sáez, A. Alhaj-Abbas, M. Schüßler, A. Abuelhaija, M. El-Absi, M. Sakaki, L. Samfaß, N. Benson, M. Hoffmann, R. Jakoby, T. Kaiser, K. Solbach, "Frequency-Coded mm-Wave Tags for Self-Localization System Using Dielectric Resonators", Journal of Infrared Millimeter, and Terahertz Waves, Vol. 41, pp. 908–925, June 2020. [DOI: 10.1007/s10762-020-00707-0]. In collaboration with: C12, S04.

A. Jiménez-Sáez, A. Alhaj-Abbas, M. Schüßler, A. Abuelhaija, M. El-Absi, M. Sakaki, L. Samfaß, N. BensonM. Hoffmann, R. Jakoby, T. Kaiser, K. Solbach, "Frequency-Coded mm-Wave Beacons for Self-Localization System Using Discrete Dielectric Resonators", Journal of Infrared, Millimeter, and Terahertz Waves, May 2020. [DOI: 10.1007/s10762-020-00707-0]. In collaboration with S04.

A. Jiménez Sáez, M. Schüßler, D. Pandel, C. Krause, Y. Zhao, G. vom Bögel, N. Benson, R. Jakoby, "Temperature Characterization of High-Q Resonators of Different Materials for mm-Wave Indoor Localization Tag Landmarks", European Conference on Antennas and Propagation 2020, March 2020. [DOI: 10.23919/EuCAP48036.2020.9135861].

A. Jiménez Sáez, M. Schüßler, M. El-Absi, A. Alhaj-Abbas, K. Solbach, T. Kaiser, R. Jakoby, "Frequency Selective Surface Coded Retroreflectors for Chipless Indoor Localization Tag Landmarks", IEEE Antennas and Propagation Letters, February 2020. [DOI: 10.1109/LAWP.2020.2975143]. In collaboration with S04.

Y. Zhao, J. Weidenmueller, G. vom Bögel, A. Grabmaier, A. Alhaj Abbas, K. Solbach, A. Jimenez-Saez, M. Schüßler, R. Jakoby, "2D Metamaterial Luneburg Lens for Enhancing the RCS of Chipless Dielectric Resonator Tags", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019. [DOI: 10.1109/IWMTS.2019.8823784]. In collaboration with S04.

A. Jimenez-Saez, M. Schüßler, D. Pandel, N. Benson, R. Jakoby, "3D Printed 90 GHz Frequency-Modulated Chipless Wireless RFID Tag", IWMS-AMP 2019, July 2019. [DOI: 10.1109/IMWS-AMP.2019.8880140]. 

A. Jimenez-Saez, M. Schüßler, C. Krause, D. Pandel, K. Rezer, G. vom BögelN. BensonR. Jakoby, "3D Printed Alumina for Low-Loss Millimeter Wave Components", IEEE Access, March 2019. [DOI: 10.1109/ACCESS.2019.2906034]. 

A. Jiménez-Sáez, F. Meyer, G.v. BögelR. Jakoby, “Photonic Crystal THz High-Q Resonator for Chipless Wireless Identification”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July  2018. [DOI: 10.1109/IWMTS.2018.8454693]. 

Project C10

For detailed information on C10 please click here.

S. Mansourzadeh, D. Damyanov, T. Vogel, F. Wulf, R. Kohlhaas, B. Globisch, T. Schultze, M. Hoffmann, J. Balzer, C. J. Saraceno, "High-Power Lensless THz Imaging of Hidden Objects", IEEE Access, January 2021. [DOI: 10.1109/ACCESS.2020.3048781]. In collaboration with: M05.

D. Damyanov, T. Vogel, M. Hoffmann, J. C. Balzer, C. J. Saraceno, "High Dynamic Range Lensless THz Imaging Based On High-Average Power THz-TDS", 45th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370952]. In collaboration with: M05.

C. J. Saraceno, D. Sutter, T. Metzger, M. A. Ahmed, "The amazing progress of high-power ultrafast thin-disk lasers", Journal of the European Optical Society-Rapid Publications, May 2019. [DOI: doi.org/10.1186/s41476-019-0108-1]. 

Project C12

For detailed information on C12 please click here.

L. Schmitt, P. Schmitt, M. Hoffmann, "Highly Selective Tilted Triangular Springs with Constant Force Reaction", Sensors, March 2024, [DOI: 10.3390/s24051677]. 

L. Schmitt, P. Conrad, A. Kopp, C. Ament, and M. Hoffmann, "Non-Inchworm Electrostatic Cooperative Micro-Stepper-Actuator Systems with Long Stroke", Actuators, March 2023. (DOI: 10.3390/act12040150].  

J. Barowski, L. Schmitt, K. Kother, M. Hoffmann, "Design, Simulation, and Characterization of MEMS-Based Slot Waveguides", IEEE Transactions on Microwave Theory and Techniques", March 2023. [DOI: 10.1109/TMTT.2023.3255589]. In collaboration with: M04.

L. Schmitt, X. Liu , P. Schmitt, A. Czylwik, M. Hoffmann, "Large Displacement Actuators With Multi-Point Stability for a MEMS-Driven THz Beam Steering Concept", Journal of Microelectromechanical Systems, January 2023. [DOI: 10.1109/JMEMS.2023.3236145]. In collaboration with: S01.

X. Liu, L. Schmitt, B. Sievert, J. Lipka, C. Geng, K. Koplatzeck, D. Erni, A. Rennings, J. C. Balzer, M. Hoffmann, and A. Czylwik, "Terahertz beam steering using a MEMS-based reflectarray configured by a genetic algorithm", IEEE Access, vol. 10, pp. 84458-84472, August 2022.[DOI: 10.1109/ACCESS.2022.3197202]. In collaboration with: C12, S01.

X. Liu, L. Schmitt, J. Lipka, K. Kolpatzeck, J.C. Balzer, M. Hoffmann, A. Czylwik, "Optimizing the Radiation Pattern of a MEMS-Based Reflectarray Using a Genetic Algorithm for Beam Steering Applications", 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895897]. In collaboration with: S01.

L. Schmitt, J. Barowski, M. Hoffmann, "THz Phase Shifter based on MEMS-actuated Slot Waveguides ", 2022 Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022. [DOI: 10.1109/IWMTS54901.2022.9832456]. In collaboration with: M04.

L. Schmitt, P. Schmitt, M. Hoffmann, "Optimization of Electrostatic Bending-Plate Actuators: Increasing the Displacement and Adjusting the Actuator Stiffness", GMM-Fachbericht 101: ACTUATOR 2022; International Conference and Exhibition on New Actuator Systems and Applications, June 2022. [ISBN: 978-3-8007-5894-4]. 

P. Schmitt, L. Schmitt, M. Hoffmann, "How to reduce the Pull-in Displacement of Parallel-Plate Actuators", GMM-Fachbericht 101: ACTUATOR 2022; International Conference and Exhibition on New Actuator Systems and Applications, June 2022. [ISBN: 978-3-8007-5894-4].

F. Schenkel, I. Barengolts, L. Schmitt, I. Rolfes, M. Hoffmann, J. Barowski, "Silicon based Metamaterials for Dielectric Waveguides in the THz Range", 21st Mediterranean Microwave Symposium (MMS), May 2022.  [DOI: 10.1109/MMS55062.2022.9825523]. In collaboration with: M02, M04.

P. Kadera, J. Sánchez-Pastor, L. Schmitt, M. Schüßler, R. Jakoby, M. Hoffmann, A. Jiménez-Sáez, J. Lacik, Sub-THz Luneburg lens enabled wide-angle frequency-coded identification tag for passive indoor self-localization", International Journal of Microwave and Wireless Technologies, pp. 1 – 15, May 2022. [DOI: 10.1017/S175907872200054X]. In collaboration with: C09.

L. Schmitt, P. Schmitt, M. Hoffmann "Mechanischer 3-Bit Digital-Analog-Wandler (DAC) mit großem Stellweg Large Stroke Mechanical 3-Bit Digital-to-Analog-Converter (DAC)", MikroSystemTechnik (MST) Kongress, November 2021. [ISBN: 978-3-8007-5656-8].

L. Schmitt, M. Hoffmann, "Large Stepwise Discrete Microsystem Displacements Based on Electrostatic Bending Plate Actuation", Actuators (Journal), October 2021. [DOI: 10.3390/act10100272]. 

L. Schmitt, P. Schmitt, M. Hoffmann, "3-Bit Digital-to-Analog Converter with Mechanical Amplifier for Binary Encoded Large Displacements", Actuators (Journal), August 2021. [DOI: 10.3390/act10080182].

X. Liu, L. Schmitt, K. Kolpatzeck, M. Hoffmann, J.C. Balzer, A. Czylwik, "Configuration of a MEMS-based Terahertz Reflectarray Using a Genetic Algorithm", 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2021.[DOI: 10.1109/IRMMW-THz50926.2021.9567102]. In collaboration with: S01.

L. Schmitt, X. Liu, A. Czylwik, M. Hoffmann, "Design and Fabrication of MEMS Reflectors for THz Reflect-Arrays", 2021 Fourth International Workshop on Mobile Terahertz Systems (IWMTS), July 2021. [DOI: 10.1109/IWMTS51331.2021.9486804]. In collaboration with: S01.

P. Schmitt, L. Schmitt, N. Tsivin, and M. Hoffmann, "Highly selective Guiding Springs for large Displacements in surface MEMS", IEEE/ASME Journal of Microelectromechanical Systems Print, May 2021. [DOI: 10.1109/JMEMS.2021.3074822]

P. Kadera, A. Jiménez-Sáez, L. Schmitt, M. Schüßler, M. Hoffman, J. Lacik and R. Jakoby, "Frequency Coded Retroreflective Landmark for 230 GHz Indoor Self-Localization Systems", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9410973]. In collaboration with: C09.

L. Schmitt, P. Schmitt, J. Barowski,  M. Hoffmann, "Stepwise electrostatic actuator system for THz reflect arrays", Actuators 20, the 17th International Conference on New Actuators and the 11th International Exhibition on Smart Actuators and Drive Systems, Mannheim, Germany, February 2021. [LINK]. In collaboration with: M04.

L. Samfaß, P. Schmitt, X. Liu, A. Czylwik, M. Hoffmann, "Micromechanical Reflect-Array for THz Radar Beam Steering based on a Mechanical D/A Converter and a Mechanical Amplifier", 3rd International Workshop on Mobile Terahertz Systems (IWMTS), Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166235]. collaboration with: S01.

A. Jiménez-Sáez, A. Alhaj-Abbas, M. Schüßler, A. Abuelhaija, M. El-Absi, M. Sakaki, L. Samfaß, N. Benson, M. Hoffmann, R. Jakoby, T. Kaiser, K. Solbach, "Frequency-Coded mm-Wave Tags for Self-Localization System Using Dielectric Resonators", Journal of Infrared Millimeter, and Terahertz Waves, Vol. 41, pp. 908–925, June 2020. [DOI: 10.1007/s10762-020-00707-0]. In collaboration with: C09, S04.

X. Liu, L. Samfaß, K. Kolpatzeck, L. Häring, J. C. Balzer, M. Hoffmann, A. Czylwik, "Terahertz Beam Steering Concept Based on a MEMS Reconfigurable Reflection Grating", Sensor, May 2020. [DOI: 10.3390/s20102874]. collaboration with: S01.

P. Schmitt, M. Hoffmann, "Engineering a Compliant Mechanical Amplifier for MEMS Sensor Applications", Journal of microelectromechanical systems, January 2020. [DOI: 10.1109/JMEMS.2020.2965260].

Project M01

For detailed information on M01 please click here.

Y. Wang, T. Vogel, M. Khalili, S. Mansourzadeh, K. Hasse, S. Suntsov, D. Kip, and C. J. Saraceno, "High-power intracavity single-cycle THz pulse generation using thin lithium niobate", Optica, December 2023, [DOI: 10.1364/OPTICA.504513].

M. Jalali, A. Prokscha, Y. Yun, T. Kubiczek, J. T. Svejda, S. PreuJ. Balzer, T. Kaiser, and D. Erni, "Non-invasive glucose sensing via the fingernail bed using THz radiation", Current Directions in Biomedical Engineering (CDBME), vol. 9, no. 1, pp. 507-510, September 2023, [DOI: 10.1515/cdbme-2023-1127]. In collaboration with: C02, M03, M05, S04, S05

F. Sheikh, A. Batra, D. Lessy, A. Prokscha, T. Kaiser, "Reflection by Random Rough Surfaces at 300 GHz",  IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Portland, Oregon, USA, July 2023. [accepted]

F. Sheikh, Y. Zantah, A. Prokscha, T. Kaiser, "Peculiar Multipath Channels from THz Horn Antennas”, IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Portland, Oregon, USA, July 2023. [accepted]. In collaboration with: S05.

W. Yao, Y. Wang, S. Ahmed, M. Hoffmann, M. van Delden, T. Musch, and C. J. Saraceno, "Low-noise, 2-W average power, 112-fs Kerr-lens mode-locked Ho:CALGO laser at 2.1 µm", Optics Express, May 2023. [DOI: 10.1364/OL.489893]. In collaboration with: C01.

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. In collaboration with: M03, M05, C02, C05, S01, S03, S05.

W. Yao, Y. Wang, S. Ahmed, M. Hoffmann, M. van Delden, T. Musch, C. J. Saraceno, "Low-noise, 2-W average power, 112-fs Kerr-lens mode-locked Ho:CALGO laser at 2.1 µm", Optics Letters, April 2023, [DOI: 10.1364/OL.489893]. In collaboration with: C01.

F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner and T. Kaiser, "THz Measurements, Antennas, and Simulations: From the Past to the Future", IEEE Journal of Microwaves, 70th Anniversary Special Issue of the MTT Society, vol. 3, no. 1, pp. 289-304, January 2023, invited paper.  [DOI: 10.1109/JMW.2022.3216210]. In collaboration with: M02, M03, M04, C05 and S03.

S. Mansourzadeh, T. Vogel, A. Omar, M. Shalaby, M. Cinchetti, C. J. Saraceno, "Broadband, high power THz source at 540 kHz using organic crystal BNA", APL Photonics, January 2023. [DOI: 10.1063/5.0126367]

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C04, C06, C07, C08, S01.

A. Batra, F. Sheikh, M. Wiemeler, D. Göhringer, T. Kaiser, "Investigation of THz SAR Through-Wall Sensing in Indoor Environment”, 44th Annual Meeting and Symposium of the Antenna Measurement Techniques Association (AMTA), Denver, Colorado, USA, 9-14 October 2022. [accepted]. In collaboration with: S05.

F. Sheikh, A. Batra, A. Prokscha, D. Lessy, T. Kaiser, "Look Through Hygroscopic Indoor Materials at Frequencies from 750 GHz to 1.1 THz”, 44th Annual Meeting and Symposium of the Antenna Measurement Techniques Association (AMTA), Denver, Colorado, USA, 9-14 October. [accepted]. In collaboration with: S05.

T. Vogel, S. Mansourzadeh, R. Schulz, U. Nandi, S. Preu, C. J. Saraceno, "1030 nm optimized photoconductive receiver excited with >20 mW of THz average power", The 47th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2022), Delft, The Netherlands, 28 August-2 September 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895726]. In collaboration with: C07

F. Sheikh, Y. Zantah, A. Abbas, T. Kaiser, "See-through Soil Measurements at 300 GHz", The 47th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2022), Delft, The Netherlands, 28 August-2 September 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895574]

A. Prokscha, F. Sheikh, D. Lessy, T. Kaiser, "Portable Device-Centric Human Postures for Modeling Reliable THz Channels", 5th International Workshop on Mobile Terahertz Systems (IWMTS), Hybrid Workshop, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832444]

F. Sheikh, T. Kaiser, "Angle of Arrival and Angle of Departure Analysis in Scattering Environment for THz Wireless Links", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Denver, USA, July 2022. [DOI: 10.1109/AP-S/USNC-URSI47032.2022.9886074]

A. Prokscha, F. Sheikh, D. Lessy, T. Kaiser, "A Study of Reliable Short-Range Communication Systems for THz Frequencies", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Denver, USA, July 2022. [DOI: 10.1109/AP-S/USNC-URSI47032.2022.9886636]

A. Batra, F. Sheikh, M. Khaliel, M. Wiemeler, D. Göhringer, T. Kaiser, "Object Recognition in High-Resolution Indoor THz SAR Mapped Environment", Sensors, vol. 22, no. 10, 3762, May 2022. [DOI: 10.3390/s22103762]. In collaboration with: S05.

T. Vogel, A. Omar, S. Mansourzadeh, F. Wulf, N. M. Sabanés, M. Müller, T. S. Seifert, A. Weigel, G. Jakob, M. Kläui, I. Pupeza, T. Kampfrath, and C. J. Saraceno, "Average power scaling of THz spintronic emitters efficiently cooled in reflection geometry", Optics Express, May 2022. [DOI: 10.1364/OE.453539]. 

A. Prokscha, F. Sheikh, D. Lessy, N. Abu-Ali, T. Kaiser, "Multidisciplinary Data Fusion for THz Ray-Tracing", 16th European Conference on Antennas and Propagation, EuCAP 2022, Madrid, Spain, March 2022. [DOI: 10.23919/EuCAP53622.2022.9769619].

F. Sheikh, Y. Zantah, M. Al-Hasan, I. Mabrouk, N. Zarifeh, T. Kaiser, "Horn Antenna Misalignments at 100, 300, 400, and 500 GHz in Close Proximity Communications", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Marina Bay Sands, Singapore, December 2021. [accepted]. 

A. Prokscha, F. Sheikh, Y. Zantah, M. Al-Hasan, T. Kaiser, "A Study of Human Body Shadowing at 300 GHz in a Scattering Indoor Corridor Environment", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Marina Bay Sands, Singapore, pp. 915-916, December 2021.  [10.1109/APS/URSI47566.2021.9703925].

S. Mansourzadeh, T. Vogel, M. Shalaby, F. Wulf, and C. J. Saraceno, "Milliwatt average power, MHz-repetition rate, broadband THz generation in organic crystal BNA with diamond substrate", Optics Express, November 2021. [DOI: 10.1364/OE.4353449]

F. Sheikh, B. Salah, D. Lessy, T. Kaiser, "Unexplored Aspects in THz Ray-Tracing", 4th Int. Workshop on Mobile THz Systems (IWMTS 2021), Online Workshop, July 2021.

F. Wulf, M. Saraceno, and C. J. Saraceno, "Analysis of THz generation using the tilted pulse front geometry in the limit of small pulse energies and beam sizes", Opt. Express 29(12), 18889-18904, June 2021. [DOI: 10.1364/OE.426228]. 

F. Sheikh, Y. Zantah, T. Kaiser, "Exploring Ping Pong Channels at THz Frequencies", 43rd Annual Meeting and Symposium of the Antenna Measurement Techniques Association (AMTA), October 2021. [accepted].

F. Sheikh, Y. Zantah, N. Zarifeh, T. Kaiser, "Channel Measurements of 0.9 - 1.1 THz Wireless Links using VNA Extenders", The 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2021), Chengdu, China, August 2021. [DOI: 10.1109/IRMMW-THz50926.2021.9566918].

A. Prokscha, F. Sheikh, M. Al-Hasan, I. Mabrouk, and T. Kaiser, "Blockage Impact of Human Locomotion Gaits on Terahertz Wireless Links", The 46th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2021), Chengdu, China, August 2021. [DOI: 10.1109/IRMMW-THz50926.2021.9567129].

F. Sheikh, Y. Zantah, M. Al-Hasan, T. Kaiser, "Novel Aspects of Horn-Antenna Beam Misalignment at THz Frequencies",  ICEAA-IEEE APWC 2021, Honolulu, Hawaii, USA, August 2021. [DOI: 10.1109/APWC52648.2021.9539835].

F. Sheikh, Y. Zantah, A. Batra, I.B. Mabrouk, M.A. Hasan, T. Kaiser, "Far-Distance VNA-based Measurements of Indoor Materials at 300 GHz", ICEAA-IEEE APWC 2021, Honolulu, Hawaii, USA, August 2021. [DOI: 10.1109/APWC52648.2021.9539739]. 

A. Prokscha, F. Sheikh, N. Zarifeh, I. Mabrouk, and T. Kaiser, "Distributed Antenna System for Improving THz Coverage Inside Rooms", ICEAA-IEEE APWC 2021, Honolulu, Hawaii, USA, August 2021. [DOI: 10.1109/APWC52648.2021.9539702]. 

F. Sheikh, Y. Zantah, I. Mabrouk, M. Alissa, J. Barowski, I. Rolfes, and T. Kaiser, "Scattering and Roughness Analysis of Indoor Materials at Frequencies from 750 GHz to 1.1 THz", IEEE Transactions on Antennas and Propagation", May 2021. [DOI: 10.1109/TAP.2021.3076577]. In collaboration with: M02.

F. Wulf, T. Vogel, S. Mansourzadeh, M. Saraceno, C. Saraceno, "High Power THz Generation Using Tilted Pulse Fronts with Low Pump Pulse Energies", CLEO Conference, May 2021. 

S. Mansourzadeh, T. Vogel, M. Shalaby, F. Wulf, C. Saraceno, "High-Power Broadband THz Source in Organic Crystal BNA at MHz Repetition Rates", CLEO Conference, May 2021. 

D. Damyanov, A. Batra, B. Friederich, K. Kolpatzeck, X. Liu, T. Kaiser, T. Schultze, J. C. Balzer, "High Resolution VNA THz Imaging for Large Distances", 45th International Conference on Infrared, Millimeter, and Terahertz Waves, November 2021. [DOI: 10.1109/IRMMW-THz46771.2020.9370443]. In collaboration with: M05, S01.

S. Mansourzadeh, D. Damyanov, T. Vogel, F. Wulf, R. Kohlhaas, B. Globisch, T. Schultze, M. Hoffmann, J. Balzer, C. J. Saraceno, "High-Power Lensless THz Imaging of Hidden Objects", IEEE Access, January 2021. [DOI: 10.1109/ACCESS.2020.3048781]. In collaboration with: M05.

F. Sheikh, Y. Zhang, Y. Zantah, I. Mabrouk., M. Al-Hasan, T. Kaiser, "A Ray Tracing Approach to the Scattering of Electromagnetic Waves from Random Rough Surfaces at Terahertz Frequencies", 45th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370474]. 

A. Batra, M. Wiemeler, D. Goehringer, T. Kaiser, "Comparison Analysis of Small and Large Bandwidth Indoor SAR Multi-Object Imaging at Low Terahertz Spectrum", 45th International Conference on Infrared, Millimeter, and Terahertz Wave, November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370926]. In collaboration with: S05.

F. Sheikh, M. Hasan, T. Kaiser, "Novel Aspects in Terahertz Wireless Communications", Book Chapter 12 in Antennas and Propagation for 5G and Beyond, IET, UK, 2020. 

U. Nandi, T. Vogel, S. Mansourzadeh, M. Hoffmann, J. Norman, A. C Gossard, H. Lu, C. J. Saraceno, S. Preu, "Performance of a 1030 nm driven ErAs:InGaAs photoconductive receiver at high THz average power", 45th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370607]. In collaboration with: M01.

A. Batra, M. El-Absi, M. Wiemeler, D. Göhringer, T. Kaiser, "Indoor THz SAR Trajectory Deviations Effects and  Compensation With Passive Sub-mm Localization System", IEEE Access, October 2020. [DOI: 10.1109/ACCESS.2020.3026884]. In collaboration with: S05.

M. Alissa, B. Friederich, F. Sheikh, A. CzylwikT. Kaiser, "Experimental Investigation of Terahertz Scattering: A Study of Non-Gaussianity and Lateral Roughness Influence", IEEE Access, September 2020. [DOI: 10.1109/ACCESS.2020.3025361]. In collaboration with: S01.

D. Damyanov, A. Batra, B. Friederich, T. Kaiser, T. Schultze, J. C. Balzer, "High-Resolution Long-Range THz Imaging for Tunable Continuous-wave Systems", IEEE Access, August 2020, [DOI: 10.1109/ACCESS.2020.3017821]. In collaboration with: M05.

J.u.R. Kazim, M. Ur-Rehman, A. Abohmra, F. Sheikh, T. Kaiser, M. Al-Hasan, I.B. Mabrouk, M.A. Imran, Q.H. Abbasi, "A 1-bit High-Gain Flexible Metasurface Reflectarray for Terahertz Application", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166152].

D. Cahyono, F. Sheikh, T. Kaiser, "Deterministic Approach of Indoor Room THz Multipath Channel Model", 8th International Conference on Information and Communication Technology (ICoICT 2020), Yogjakarta, Indonesia, June 2020. [DOI: 10.1109/ICoICT49345.2020.9166161]. 

M. Alissa, F. Sheikh, N. Zarifeh, T. Kreul, T. Kaiser, "Terahertz Wave Scattering by Rough Surfaces including Higher Moments: Ray-Tracing Developments", IEEE International Conference on Computational Electromagnetics 2020 (ICCEM), Singapore, March 2020. [DOI: 10.1109/ICCEM47450.2020.9219485]. 

A. Batra, M. Wiemeler, D. Goehringer, T. Kaiser, "Simulation Validation of High Resolution Indoor Terahertz Synthetic Aperture Radar Imaging", 14th European Conference on Antennas and Propagation, EuCAP 2020, in Copenhagen, Denmark, March 2020. [DOI: 10.23919/EuCAP48036.2020.9135521]. In collaboration with: S05.

A. Batra, Y. Zantah, V.T. Vu, M. Wiemeler, M.I. Pettersson, D. Goehringer, T. Kaiser, "Experimental Analysis of High Resolution Indoor THz SAR Imaging", 24th International ITG Workshop on Smart Antennas (WSA 2020)", February 2020. [ISBN: 978-3-8007-5200-3]. In collaboration with: S05.

F. Sheikh, Y. Gao, T. Kaiser, "A Study of Diffuse Scattering in Massive MIMO Channels at Terahertz Frequencies", IEEE Transactions on Antennas and Propagation, September 2019. [DOI: 10.1109/TAP.2019.2944536].

F. Sheikh, T. Kaiser, "A Modified Beckmann-Kirchhoff Scattering Model for Slightly Rough Surfaces at Terahertz Frequencies ", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI, Atlanta, USA, July 2019. [DOI: 10.1109/APUSNCURSINRSM.2019.8889095].

J. Barowski, J. Jebramcik, I. Alawneh, F. Sheikh, T. Kaiser, I. Rolfes, "A Compact Measurement Setup for In-Situ Material Characterization in the Lower THz Range", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), July 2019. [DOI: doi.org/10.1109/IWMTS.2019.8823700]. In collaboration with: M04, M02.

F. Sheikh, M. Alissa, A. Zahid, Q. H. Abbasi, T. Kaiser, "Atmospheric Attenuation Analysis in Indoor THz Communication Channels", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI, Atlanta, USA, July 2019. [INSPEC Accession Number: 18775546]

F. Sheikh, I. Mabrouk, A. Alomainy, Q. Abbasi, T. Kaiser, "Indoor Material Properties Extraction from Scattering Parameters at Frequencies from 750 GHz to 1.1 THz", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes (IMWS-AMP), July 2019, [DOI: 10.1109/IMWS-AMP.2019.8880096]. 

A. Zahid, H. T. Abbas, F. Sheikh, T. Kaiser, A. Zoha, M. A. Imran, Q. H. Abbasi, "Monitoring Health Status and Quality Assessment of Leaves Using Terahertz Frequency", IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI, Atlanta, USA, July 2019, [DOI 10.1109/APUSNCURSINRSM.2019.8889356]. 

Y. Zantah, F. Sheikh, A. Abbas, M. Alissa, T. Kaiser, "Channel Measurements in Lecture Room Environment at 300 GHz", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823666]. 

A. Ghwaji, F. Sheikh, T. Schultze, I. WillmsT. Kaiser, "Preliminary Analysis of Candle Flame Impact on THz Electromagnetic Wave Propagation", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823748]. In collaboration with: M05.

M. Alissa, F. Sheikh, A. Alhaj, T. Kaiser, "Wave Scattering from Non-Gaussian Rough Surfaces at Terahertz Frequencies", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823778]. 

A. Batra, M. Wiemeler, T. Kreul, D. Goehringer, T. Kaiser, "SAR Signal Processing Architecture and Effects of Motion Errors for mmWave and THz Frequencies", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823730]. In collaboration with: S05.

J. Barowski, J. Jebramcik, I. Alawneh, F. Sheikh, T. KaiserI. Rolfes, "A Compact Measurement Setup for In-Situ Material Characterization in the Lower THz Range", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019. In collaboration with: M02.

M. Alissa, T. Kreul, T. Kaiser, "The Effect of Rough Surface Statistics on Diffuse Scattering at Terahertz Frequencies", EUROPEAN CONFERENCE ON NETWORKS AND COMMUNICATIONS (EUCNC), June 2019. [DOI: 10.1109/EuCNC.2019.8802032]. 

F. Sheikh, Q. Abbasi, T. Kaiser, "On Channels with Composite Rough Surfaces at Terahertz Frequencies", Proc. 13th European Conference on Antennas and Propagation (EuCAP), Krakow, Poland, April 2019. 

F. Sheikh, D. Lessy, M. Alissa, T. Kaiser, “A Comparison Study of Non-specular Diffuse Scattering Models at Terahertz Frequencies”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. 

F. Sheikh, D. Lessy, T. Kaiser, “A Novel Ray-Tracing Algorithm for Non-specular Diffuse Scattered Rays at Terahertz Frequencies”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. 

A. Batra, M. Wiemeler, T. Kreul, D. GoehringerT. Kaiser, “A Massive MIMO Signal Processing Architecture for GHz to THz Frequencies”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454699]. In collaboration with: S05.

F. Sheikh and T. Kaiser, “Rough Surface Analysis for Short-Range Ultra-Broadband THz Communications”, 2018 IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI, Boston, USA, July 2018. 

Project M02

For detailed information on M02 please click here.

F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner and T. Kaiser, "THz Measurements, Antennas, and Simulations: From the Past to the Future", IEEE Journal of Microwaves, 70th Anniversary Special Issue of the MTT Society, vol. 3, no. 1, pp. 289-304, January 2023, invited paper.  [DOI: 10.1109/JMW.2022.3216210]. In collaboration with: M01, M03, M04, C05 and S03.

F. Schenkel, I. Barengolts, L. Schmitt, I. Rolfes, M. Hoffmann, J. Barowski, "Silicon based Metamaterials for Dielectric Waveguides in the THz Range", 21st Mediterranean Microwave Symposium (MMS), May 2022.  [DOI: 10.1109/MMS55062.2022.9825523]. In collaboration with: C12, M04.

J. Schorlemer, C. Schulz, N. Pohl, I. Rolfes, and J. Barowski, "Compensation of Sensor Movements in Short-Range FMCW Synthetic Aperture Radar Algorithms", IEEE Transactions on Microwave Theory and Techniques, September 2021. [DOI: 10.1109/TMTT.2021.3108399]. In collaboration with: C02, C03, M04.

F. Sheikh, Y. Zantah, I. Mabrouk, M. Alissa, J. Barowski, I. Rolfes, and T. Kaiser, "Scattering and Roughness Analysis of Indoor Materials at Frequencies from 750 GHz to 1.1 THz", IEEE Transactions on Antennas and Propagation", May 2021. [DOI: 10.1109/TAP.2021.3076577]. In collaboration with: M01.

J. Jebramcik, J. Wagner, N. Pohl, I. Rolfes, J. Barowski, "Millimeter Wave Material Measurements for Building Entry Loss Models Above 100 GHz", European Conference on Antennas and Propagations (EUCAP21), March 2021. [DOI: 10.23919/EuCAP51087.2021.9411094]. In collaboration with: M04.

O. Garten, C. Statz, S. Gerling, J. Jebramcik, J. Barowski, D. Plettemeier, I. Rolfes, "Considering Non-Surface Scattering in Physical Optics Approximations", IEEE Transactions on Antennas and Propagation, February 2021. [DOI: 10.1109/TAP.2021.3060043]. In collaboration with: M04.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmad, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, and D. Erni, "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector",  IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2021.3050043]. In collaboration with: S03, C05.

J. Jebramcik, I. Rolfes, J. Barowski, "Aperture Synthesis Method to Investigate on the Reflection Properties of Typical Road Surfaces", European Microwave Conference, October 2020. [DOI: 10.23919/EuMC48046.2021.9338033]. In collaboration with: M04.

U.S.K.P. Miriya Thanthrige, J. Barowski, I. Rolfes, D. Erni, T. Kaiser, A. Sezgin, "Characterization of Dielectric Materials by Sparse Signal Processing with Iterative Dictionary Updates", IEEE Sensor Letters, August 2020. [DOI: 10.1109/LSENS.2020.3019924]. In collaboration with: S02, M04.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmad, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, and D. Erni, "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector", arXiv: 2007.05462 [physics.app-ph], August 2020. [Bibcode: 2020arXiv200705462H,]. In collaboration with: S03, C05, M04.

A. Kamaleldin, J. Wagner, I. Rolfes, J. Barowski, D. Goehringer, "Hardware/Software Co-design for the Signal Processing of Dielectric Materials Characterization", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. In collaboration with: S05, M04.

M. El-Saadouny, J. Barowski, J. Jebramcik, I. Rolfes, "Investigation on the Scattering Characteristics and Unsupervised Clustering of 3D printed Samples, International Journal of Microwave and Wireless Technologies, May 2020. [DOI: 10.1017/S1759078720000823]. 

K. Jerbic, B. Sievert, J. T. Svejda, J. JebramcikJ. Barowski, A. Rennings, I. Rolfes, D. Erni, "Limits of homogenization in electromagnetic composite material models: A show case in tissue analysis", IEEE WORKSHOP 2020 SENSORICA, May 2020. In collaboration with: M03.

J. Jebramcik, I. Rolfes, N. Pohl, J. Barowski, "Millimeterwave Radar Systems for in-line Thickness Monitoring in Pipe Extrusion Production Lines", IEEE Sensors Letters, May 2020. [DOI: 10.1109/LSENS.2020.2991778]. In collaboration with: M02, C03

D. Pohle, C. Schulz, M. Oberberg, P. Awakowicz, I. Rolfes, "The Planar Multipole Resonance Probe: A Minimally Invasive Monitoring Concept for Plasma-Assisted Dielectric Deposition Processes", IEEE Transactions on Microwave Theory and Techniques, April 2020. [DOI: 10.1109/TMTT.2020.2974835]. 

J. Barowski, A. Alhaj Abbas, M. El-Absi, L. Piotrowsky, N. Pohl, I. Rolfes,  K. Solbach, "Design and Evaluation of a Passive Frequency-Coded Reflector using W-Band FMCW Radar", German Microwave Conference (GeMiC), March 2020. [LINK]. In collaboration with: M04, S04.

O. GartenJ. BarowskiI. Rolfes, "Considerations Regarding Simulator Design for Electromagnetic Measurement Systems", IEEE International Conference on Computational Electromagnetics (ICCEM 2020), Singapore, March 2020. [DOI: 10.1109/ICCEM47450.2020.9219331]. 

O. GartenJ. BarowskiI. Rolfes, "Simulation and Optimization of the Design of Focusing Dielectric Lenses based on Cartesian Ovals with Physical Optics", 2020 International Workshop on Antenna Technology (iWAT), Bukarest, February 2020. [DOI: 10.1109/iWAT48004.2020.1570609732]. 

L. Piotrowsky, V. Bernhardt, J. Barowski, I. Rolfes, N. Pohl, "Antenna Pattern Characterization with an Industrial Robot Assisted FMCW Radar System", Asia-Pacific Microwave Conference (APMC), Singapore, December 2019. [INSPEC Accession Number: 19575342]. In collaboration with: M04.

J. Wagner, I. Rolfes, J. Barowski, "Synthetic Aperture Radar Surveillance Of Conveyed Materials At 144 GHz", Asia-Pacific Microwave Conference, December 2019. [DOI: 10.1109/APMC46564.2019.9038397]. In collaboration with: M04.

J. Jebramcik, J. Barowski, J. Wagner, I. Rolfes, "Radar Based Material Characterization at 145 GHz Utilizing an Ellipsoidal Reflector", 49th European Microwave Conference (EuMC), Paris, France, September 2019, [DOI: 10.23919/EuMC.2019.8910803]. In collaboration with: M04.

S. Vogt, O. Garten, J. JebramcikJ. BarowskiI. Rolfes, "Asymptotic Simulation Methods as Forward Models in Multilayer Material Characterization Applications", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP 2019), Bochum, Germany, July 2019, [DOI: 10.1109/IMWS-AMP.2019.8880112]. 

J. Wagner, C. Dahl, I. Rolfes, J. Barowski, "Synthetic Aperture Radar Imaging Using MIMO Frequency Modulated Continuous Wave Sensors", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), July 2019. [DOI: 10.1109/IMWS-AMP.2019.8880115]. In collaboration with: M04.

J. Barowski, J. Jebramcik, J. Wagner, N. PohlI. Rolfes, "Spatial Identification of Dielectric Properties using Synthetic Aperture Radar", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP 2019), Bochum, Germany, July 2019, [DOI: 10.1109/IMWS-AMP.2019.8880121]. In collaboration with: M04.

J. Barowski, J. Jebramcik, I. Alawneh, F. Sheikh, T. KaiserI. Rolfes, "A Compact Measurement Setup for In-Situ Material Characterization in the Lower THz Range", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019. In collaboration with: M01, M04.

J. Jebramcik, I. Rolfes, J. Barowski, "A Novel Calibration Technique for FMCW Radar Systems Enabling Material Characterization in Variable Distances", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), July 2019. [DOI: 10.1109/IMWS-AMP.2019.8880110]. In collaboration with: M04.

I. Alawneh, J. Barowski, I. Rolfes, "Measuring the Permittivity of Dielectric Materials by Using 140 GHz FMCW Radar Sensor", 13th European Conference on Antennas and Propagation (EuCAP), April 2019. [INSPEC Accession Number: 18775604]. In collaboration with: M04.

S. Vogt, J. Jebramcik, O. Garten, J. BarowskiI. Rolfes, "Investigation on Optical Methods for Multi Scale Electromagnetic Simulations", 12th German Microwave Conference (GeMiC 2019), March 25-27, Stuttgart, Germany. [DOI: 10.23919/GEMIC.2019.8698120]. 

J. Wagner, J. BarowskiI. Rolfes, "A 3D Printed Elliptical Mirror for Material Characterization Using FMCW Transceivers", Asia-Pacific Microwave Conference (APMC), November 2018. [DOI: 10.23919/APMC.2018.8617212]. 

J. Jebramcik, J. Barowski, I. Rolfes, "Characterization of Layered Dielectric Materials Using Ultra-Wideband FMCW-Radar Measurements", Asia-Pacific Microwave Conference (APMC), November 2018. [DOI: 10.23919/APMC.2018.8617322].  In collaboration with: M04.

J. Wagner, J. Barowski, C. Dahl, I. Rolfes, "Comparison between Rectangular and Hexagonal Synthetic Apertures for Radar Imaging", European Radar Conference, Madrid, Spain, September 2018. [DOI: 10.23919/EuRAD.2018.8546654]. In collaboration with: M04.

I. Alawneh, J. BarowskiI. Rolfes, "Extraction of Relative Permittivity from Measured Reflection Coefficient of Dielectric Materials in the Frequency Range 207 – 247 GHz", 48th European Microwave Conference (EuMC), September 2018. [DOI: 10.23919/EuMC.2018.8541509]. In collaboration with: M04.

J. Barowski, M. Zimmermanns, I. Rolfes, "Millimeter Wave Characterization of Dielectric Materials using Calibrated FMCW-Transceivers", IEEE Tranactions on MTT special issue on IMWS-AMP, July 2018. [DOI: 10.1109/TMTT.2018.2854180]. 

I. Alawneh, J. Barowski, I. Rolfes, "Dielectric Material Characterization in the Frequency Range 68 - 92 GHz", European Conference on Antennas and Propagation (EuCAP), April 2018. [DOI: 10.1049/cp.2018.1028].  In collaboration with: M04.

I. Alawneh, J. BarowskiI. Rolfes, “Dielectric Material Characterization in the Frequency Range 68 - 92 GHz”, European Conference on Antennas and Propagation, London, UK, April 2018. [DOI: 10.1049/cp.2018.1028]. In collaboration with: M04.

J. Wagner, J. Barowski, T. Kalb, D. GöhringerI. Rolfes, “Hardware-accelerated Embedded SAR Processor for Realtime FMCW Radar Applications”, GeMiC 2018, Freiburg, Germany, March 2018. [DOI:10.23919/GEMIC.2018.8335080].  In collaboration with: S05.

J. Wagner, J. Barowski, T. Kalb, D. Göhringer, I. Rolfes, "Hardware-accelerated Embedded SAR Processor for Realtime FMCW Radar Applications", GeMiC 2018, Freiburg, Germany. [DOI: 10.23919/GEMIC.2018.8335080].  In collaboration with: M04, S05.

J. Barowski, I. Rolfes, "Ellipsometry based on Millimeter Wave Radar Measurements", European Microwave Conference (EuMC), October 2017. [DOI: 10.23919/EuMC.2017.8230999]. In collaboration with: M04.

J. Barowski, I. Rolfes, "Ellipsometry Based on Millimeter Wave Radar Measurements", 47th European Microwave Conference (EuMC), Nürnberg, Germany, Ocotber 2017. [DOI: https://doi.org/10.23919/EuMC.2017.8230999].

D. Pohle, J. Barowski, J. Jebramcik, I. Rolfes, "Surface Reconstruction Using Thinned Random Arrays in mm-Wave FMCW SAR Imaging", 14th European Radar Conference (EuRAD), Nürnberg, Germany, October 2017. [DOI: https://doi.org/10.23919/eurad.2017.8249207]

D. Pohle, J. Barowski, J. Jebramcik, I. Rolfes, "Surface Reconstruction Using Thinned Random Arrays in mm-Wave FMCW SAR Imaging", European Microwave Conference (EuMC), October 2017. [DOI: 10.23919/eurad.2017.8249207].  In collaboration with: M04.

J. BarowskiI. Rolfes, "Millimeter wave material characterization using FMCW-transceivers", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), September 2017. [DOI: 10.1109/IMWS-AMP.2017.8247432].  In collaboration with: M04.

J. Barowski, C. Baer, I. Rolfes, "Real-Time Imaging System for Millimeter Wave Synthetic Aperture Radar Sensors", IEEE MTT-S International Microwave Bio Conference, May 2017. [DOI: 10.1109/IMBIOC.2017.7965769].  In collaboration with: M04, C01.

Project M03

For detailed information on M03 please click here.

V. Jandieri, R. Khomeriki, K. Watanabe, D. Erni, D. H. Werner, and J. Berakdar, "Chiral optical solitons in electrically active multiferroic guiding structure", Optics Express, vol. 32, no. 3, pp. 4327-4333, [DOI: 10.1364/OE.507216]. 

R. Khomeriki, V. Jandieri, K. Watanabe, D. Erni, D. H. Werner, M. Alexe, and J. Berakdar, "Photonic ferroelectric vortex lattice", Physical Review B, vol. 109, no. 4, article no. 045428, pp. 045428–1-10, [DOI: 10.1103/PhysRevB.109.045428].

M. Degen, V. Jandieri, B. Sievert, J. T. Svejda, A. Rennings, and D. Erni, "An efficient analysis of scattering from randomly distributed obstacles using an accurate recursive aggregated centered T-matrix algorithm", IEEE Trans. Antennas Propagat., vol. 71, no. 12, pp. 9849-9862, December 2023, [DOI: 10.1109/TAP.2023.3316792]. 

D. Erni, K. Jerbic, M. Jalali, J. T. Svejda, and J. Froehlich, "Wo werden mm-Wellen im Gewebe absorbiert? Forschungsansätze für eine virtuelle Mikrodosimetrie der Haut," Science Brunch No. 36, Forschungsstiftung Strom und Mobilkommunikation (FSM) / Swiss Research Foundation for Electricity and Mobile Communication (FSM), Nov. 23, Haus zum Rüden, Constaffel Saal, Zürich, Switzerland, 2023, (invited presentation).

M. Jalali, A. Prokscha, Y. Yun, T. Kubiczek, J. T. Svejda, S. Preu, J. Balzer, T. Kaiser, and D. Erni, "Non-invasive glucose sensing via the fingernail bed using THz radiation", Current Directions in Biomedical Engineering (CDBME), vol. 9, no. 1, pp. 507-510, September 2023, [DOI: 10.1515/cdbme-2023-1127]. In collaboration with: C02, M01, M05, S04, S05

M. Degen, V. Jandieri, B. Sievert, J. T. Svejda, A. Rennings, D. Erni, "Efficient Analysis of the Scattering from Randomly Distributed Obstacles using an Accurate Recursive Aggregated Centered T-matrix Algorithm", IEEE Trans. Antennas Propagat., [accepted].

V. Jandieri, R. Khomeriki, K. Watanabe, D. Erni, D. H. Werner, and J. Berakdar, "Tunable chiral photonic cavity based on multiferroic layers", Optics Express, vol. 31, no. 16, pp. 26591-26598, July 2023. [DOI: 10.1364/OE.489612]

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. In collaboration with: M01, M05, C02, C05, S01, S03, S05.

K. Jerbic, J. T. Svejda, B. Sievert, A. Rennings, J. Fröhlich, and D. Erni, "The importance of subcellular structures to the modeling of biological cells in the context of computational bioelectromagnetics simulations", Bioelectromagnetics, vol. 44, no. 1-2, pp. 26-46, February 2023. [DOI: 10.1002/bem.22436]

F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner and T. Kaiser, "THz Measurements, Antennas, and Simulations: From the Past to the Future", IEEE Journal of Microwaves, 70th Anniversary Special Issue of the MTT Society, vol. 3, no. 1, pp. 289-304, January 2023, invited paper.  [DOI: 10.1109/JMW.2022.3216210]. In collaboration with: M01, M02, M04, C05 and S03.

B. Sievert, M. Degen, J. T. Svejda, D. Erni, and A. Rennings, "An analytical model to approximate the radiation conductance of microstrip gaps", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Milan, Italy, Session EuMC16: 'Advances in Electromagnetic Modeling and Analytical Methods’, paper EuMC16-4, pp. 238-241, September 2022. [DOI: 10.23919/EuMC54642.2022.9924365]. In collaboration with: C05.

K. Jerbic, J. T. Svejda, B. Sievert, X. Liu, K. Kolpatzeck, M. Degen, A. Rennings, J. Balzer and D. Erni, "The identification of spectral signatures in randomized (sub-)surface material systems", 5th International Workshop on Mobile THz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832449]. 

K. Jerbic, J. T. Svejda, B. Sievert, A. Rennings, J. Froehlich, and D. Erni, "The role of organelles in electromagnetic microdosimetry based on broadband multiscale skin models of eukaryotic cells", BioEM 2022, Aichi Industry and Labor Center (WINC AICHI), Nagoya, Japan, Session 14: 'S14: Computational Dosimetry', pp. 337-340, June 2022. 

C. Bohley, V. Jandieri, B. Schwager, R. Khomeriki, D. Schulz, D. Erni, D. H. Werner, and J. Berakdar, "Thickness-dependent slow-light gap solitons in three-dimensional coupled photonic crystal waveguides", Optics Letters, vol. 47, no. 11, pp. 2794-2797, Supplemental Document, pp. 1-7, June 1, 2022. DOI: 10.6084/m9.figshare.19698055. [DOI: 10.1364/OL.457044]

S. Kobakhidze, E. Archamashvili, V. Jandieri, K. Yasumoto, H. Maeda, W. Hong, D. H. Werner, and D. Erni, "Analysis of dielectic post-wall waveguide-based passive circuits using recurrent neural network", 16th Europ. Conf. on Antennas and Propagation (EuCAP 2022), March 27 – April 1 2022, IFEMA Palacio Municipal, Madrid, Spain, Session PD1: 'Antenna Design I', paper PD1-22. 

V. Jandieri, S. Ceccuzzi, P. Baccarelli, G. Schettini, D. Erni, W. Hong, D. H. Werner, and K. Yasumoto, "Efficient analysis of radiation from a dipole source in woodpile EBG structures", IEEE Trans. Antennas Propagat., vol. 70, no. 1, January 2022. [DOI: 10.1109/TAP.2021.3098578]. 

V. Jandieri, D. Erni, D. H. Werner, and K. Yasumoto, "Numerical analysis of dielectric post-wall waveguides and its application to realization of bandpass filters from millimeter to THz Waves,", XXXIV General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS 2021), Aug. 28 – Sept. 4, Sapienza Faculty of Engineering, Rome, Italy, session B08 'Novel mathematical methods in electromagnetics (Part 4)', paper no. Fr-B08-AM2-2, pp. 270, 2021, [invited paper].

V. Jandieri, R. Khomeriki, T. Onoprishvili, D. Erni, L. Chotorlishvili, D. H. Werner, and J. Berakdar, "Band-Gap solitons in nonlinear photonic crystal waveguides and their application for functional all-optical logic gates", Photonics, Special Issue 'Optical Solitons: Current Status', vol. 8, no. 7, review paper, June 2021.  [DOI: 10.3390/photonics8070250]

E. Archemashvili, V. Jandieri, H. Maeda, K. Yasumoto, J. Pistora, and D. Erni, "Numerical analysis of dielectric post-wall waveguides and bandpass filters", URSI Radio Science Letters, vol. 2, pp. 1-4, Dec. 2020. [DOI: 10.46620/20-0027].

K. Jerbic, K. Neumann, J. T. Svejda, B. Sievert, A. Rennings, D. Erni, "Limits of effective material properties in the context of a electromagnetic tissue model," IEEE Access, vol. 8, pp. 223806-223826, Dec. 2020. [DOI: 10.1109/ACCESS.2020.3045327]

V. Jandieri, K. Yasumoto, D. H. Werner, J. Pistora, D. Erni, "Efficient design of filters based on metallic and dielectric periodic structures in SIW technology", XXXIII General Assembly and Scientific Symposium (GASS) of the International Union of Radio Science (URSI_GASS 2020), Sapienza University Campus, Rome, Italy, August/September 2020. [invited, LINK]. In collaboration with: C05.

A. Akopian, G. Burduli, V. Jandieri, H. Maeda, W. Hong, A. A. Omar, K. Yasumoto, D. H. Werner, and D. Erni, "Efficient analysis of electromagnetic scattering in post-wall waveguides and its application to optimization of millimeter-wave filters", IEEE Open Journal of Antennas Propagatioin (OJAP), August 2020. [DOI: 10.1109/OJAP.2020.3016047]. 

K. Jerbic, B. Sievert, J. T. Svejda, J. Jebramcik, J. Barowski, A. Rennings, I. Rolfes, D. Erni, "Limits of homogenization in electromagnetic composite material models: A show case in tissue analysis", IEEE WORKSHOP 2020 SENSORICA, May 2020. [LINK]. In collaboration with: M02.

J. Himmel, D. Erni, A. Fischerauer, O. Kanoun, T. Seeger, K. Thelen, (Eds.), IEEE Workshop 2020 & SENSORICA 2020, workshop on Industrial and Medical Measurement and Sensor Technology, HRW Campus Mülheim an der Ruhr, University of Applied Sciences Ruhr West, Series of Lectures of the University of Applies Sciences Ruhr West, vol. 8, Abstractbook, ISBN 978-3-946757-03-0, May 2020. In collaboration with: S03.

A. Akopian, G. Burduli, V. Jandieri, H. Maeda, W. Hong, K. Yasumoto, and D. Erni, "Numerical study and optimization of post-wall waveguides and filters for millimeter waves", 13th German Microwave Conference (GeMiC 2020), March 2020. [INSPEC Accession Number: 19628970]. In collaboration with: C05, S03.

E. Archemashvili, V. Jandieri, H. Maeda, K. Yasumoto, J. Pištora, D. Erni, "Numerical analysis of dielectric post-wall waveguides", International Workshop on Antenna Technology (IWAT 2020), Bucharest, Romania, February 2020. [DOI: 10.1109/iWAT48004.2020.1570608549]. In collaboration with: C05.

V. Jandieri, K. Yasumoto, J. Pistora, D. Erni, "Analysis of scattering by plasmonic gratings of circular nanorods using lattice sums technique", Sensors, Spec. Issue: Advances in Plasmonic Sensing, Vol. 19, no. 18, article no. 3923, pp. 1-10, September 2019. [DOI: 10.3390/s19183923]. 

K. Jerbic, B. Sievert, J. T. Svejda, A. RenningsD. Erni, "On the applicability of homogenization in composite material models for tissue analysis in the mm-wave range", Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), University of Rome 'La Sapienza', Rome, Italy. [LINK]. In collaboration with: C05.

V. Jandieri, T. Onoprishvili, R. Khomeriki, D. Erni, J. Pistora, "Digital signal processing in coupled photonic crystal waveguides and its application to an all-optical AND logic gate", Optical and Quantum Electronics (OQE), Special Issue: 2018 OWTNM, April 2019. [DOI: 10.1007/s11082-019-1833-9]. 

V. Jandieri, T. Onoprishvili, R. Khomeriki, D. Erni, "Realization of linear amplification of optical signal in guiding nanostructures", Progress in Electromagnetics Research Symposium (PIERS 2018), Tayoma, Japan, August 2018. 

V. Jandieri, D. Erni, "Electromagnetic scattering, guidance and radiation in cylindrical periodic and bandgap structures," 2nd URSI Atlantic Radio Science Conference (URSI AT-RASC 2018),  paper no. S-B08-4, ExpoMeloneras Convention Center, Gran Canaria, Spain, May 2018. 

V. Jandieri, L. Okropiridze, Y. Yasumoto, D. Erni, J. Pistora, "Efficient analysis method of light scattering by a grating of plasmonic nanorods," COMPEL: The Int. J. for Computation and Mathematics in Electrical and Electronics Engineering, Special Issue: Theoretical Electrical Engineering (ISTET 2017), March 2018. [DOI:  10.1108/COMPEL-08-2017-0354]. 

V. Jandieri, and D. Erni, "Efficient analysis method of light scattering by a grating of plasmonic nanorods", XIX Int. Symposium on Theoretical Electrical Engineering (ISTET 2017), July 2017. In collaboration with: C05.

V. Jandieri, H. Maeda, K. Yasumoto, and D. Erni, "Analysis of post-wall waveguides and circuits using a model of two-dimensional photonic crystals", Prog. Electromagn. Res. M (PIER M),  [DOI: 10.1109/ICSPCom.2015.7150623]. In collaboration with: C05.

V. Jandieri, R. Khomeriki, D. Erni, and W. C. Chew, "Realization of all-optical digital amplification in coupled nonlinear bandgap waveguides", Prog. Electromagn. Res. (PIER), vol. 158, pp. 63-72, 2017. [DOI: http://dx.doi.org/10.2528/PIER17010704]. In collaboration with: C05.

Project M04

For detailed information on M04 please click here.

A. Batra, A. Alhaj Abbas, J. Sanchez-Pastor, M. El-Absi, A. Jimenez-Saez, M. Khaliel, J. Barowski, M. Wiemeler, D. Göhringer, I. Rolfes, R. Jakoby, T. Kaiser, "Millimeter Wave Indoor SAR Sensing Assisted with Chipless Tags-Based Self-Localization System: Experimental Evaluation", IEEE Sensors Journal, November 2023, [DOI: 10.1109/JSEN.2023.3332431]. In collaboration with: C09, S04, S05.

S. Abouzaid, T. Jaeschke, S. Kueppers, J. Barowski, N. Pohl, "Deep Learning-Based Material Characterization Using FMCW Radar With Open-Set Recognition Technique", IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, April 2023, [DOI: 10.1109/TMTT.2023.3276053]. 

J. Barowski, L. Schmitt, K. Kother, M. Hoffmann, "Design, Simulation, and Characterization of MEMS-Based Slot Waveguides", IEEE Transactions on Microwave Theory and Techniques", March 2023. [DOI: 10.1109/TMTT.2023.3255589]. In collaboration with: C12.

F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner and T. Kaiser, "THz Measurements, Antennas, and Simulations: From the Past to the Future", IEEE Journal of Microwaves, 70th Anniversary Special Issue of the MTT Society, vol. 3, no. 1, pp. 289-304, January 2023, invited paper.  [DOI: 10.1109/JMW.2022.3216210]. In collaboration with: M01, M02, M03, C05 and S03.

S. Schlosser, A. Froehly, R. Herschel and N. Pohl, "Diffraction From Metallic Objects in Radar Imaging – Theory, Simulation and Experimental Verification", IEEE Journal of Microwaves, October 2022, [DOI: 10.1109/JMW.2022.3200304]. In collaboration with: C03

L. Piotrowsky, S. Küppers, T. Jaeschke, N. Pohl, "Distance Measurement Using mmWave Radar: Micron Accuracy at Medium Range", IEEE Transactions on Microwave Theory and Techniques, July 2022. [DOI: 10.1109/TMTT.2022.3195235].

L. Schmitt, J. Barowski, M. Hoffmann, "THz Phase Shifter based on MEMS-actuated Slot Waveguides ", 2022 Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022. [DOI: 10.1109/IWMTS54901.2022.9832456]. In collaboration with: C12.

A. Batra, T. Hark, J. Schorlemer, N. Pohl, I. Rolfes, M. Wiemeler, D. Göhringer, T. Kaiser, J. Barowski, "Fusion of Optical and Millimeter Wave SAR Sensing for Object Recognition in Indoor Environment", Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022, [DOI: 10.1109/IWMTS54901.2022.9832438]. In collaboration with: S05.

J. Sánchez-Pastor, L. Piotrowsky, A. Jiménez-Sáez, M. Schüßler, N. Pohl and R. Jakoby, "Evaluation of Chipless RFID Indoor Landmarks at 80 GHz and 240 GHz Using FMCW Radars", 16th European Conference on Antennas and Propagation (EuCAP), June 2022, [DOI: 10.23919/EuCAP53622.2022.9768965]. In collaboration with: C09.

F. Schenkel, I. Barengolts, L. Schmitt, I. Rolfes, M. Hoffmann, J. Barowski, "Silicon based Metamaterials for Dielectric Waveguides in the THz Range", 21st Mediterranean Microwave Symposium (MMS), May 2022.  [DOI: 10.1109/MMS55062.2022.9825523]. In collaboration with: C12, M02.

L. Piotrowsky, J. Barowski, N. Pohl, "Near-Field Effects on Micrometer Accurate Ranging With Ultra-Wideband mmWave Radar", IEEE Antennas and Wireless Propagation Letters, February 2022. [DOI: 10.1109/LAWP.2022.3152558]

S. Küppers, T. Jaeschke, N. Pohl and J. Barowski, "Versatile 126 to 182 GHz UWB D-Band FMCW Radar for Industrial and Scientific Applications", IEEE Sensors Letters, January 2022. [DOI: 10.1109/LSENS.2021.3130709]. In collaboration with: C02, C03.

B. Hattenhorst, L. Piotrowsky, N. Pohl and T. Musch, "An mmWave Sensor for Real-Time Monitoring of Gases Based on Real Refractive Index", IEEE Transactions on Microwave Theory and Techniques, November 2021. [DOI: 10.1109/TMTT.2021.3092718]. In collaboration with: C01, C02, C03.

J. Schorlemer, C. Schulz, N. Pohl, I. Rolfes, and J. Barowski, "Compensation of Sensor Movements in Short-Range FMCW Synthetic Aperture Radar Algorithms", IEEE Transactions on Microwave Theory and Techniques, September 2021. [DOI: 10.1109/TMTT.2021.3108399]. In collaboration with: C02, C03, M02.

A. Batra, J. Barowski, D. Damyanov, M. Wiemeler, I. Rolfes, T. Schultze, J. C. Balzer, D. Göhringer, T. Kaiser, "Short-Range SAR Imaging from GHz to THz Waves", IEEE Journal of Microwaves, April 2021. [DOI: 10.1109/JMW.2021.3063343]. In collaboration with: S05, M05.

S. Thomas, A. Froehly, C. Bredendiek, R. Herschel and N. Pohl, "High Resolution SAR Imaging Using a 240 GHz FMCW Radar System with Integrated On-Chip Antennas", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9410992]. In collaboration with: C02, C03.

J. Jebramcik, J. Wagner, N. Pohl, I. Rolfes, J. Barowski, "Millimeter Wave Material Measurements for Building Entry Loss Models Above 100 GHz", European Conference on Antennas and Propagations (EUCAP21), March 2021. [DOI: 10.23919/EuCAP51087.2021.9411094]. In collaboration with: M02.

L. Schmitt, P. Schmitt, J. Barowski,  M. Hoffmann, "Stepwise electrostatic actuator system for THz reflect arrays", Actuators 20, the 17th International Conference on New Actuators and the 11th International Exhibition on Smart Actuators and Drive Systems, Mannheim, Germany, February 2021. [LINK]. In collaboration with: C12.

O. Garten, C. Statz, S. Gerling, J. Jebramcik, J. Barowski, D. Plettemeier, I. Rolfes, "Considering Non-Surface Scattering in Physical Optics Approximations", IEEE Transactions on Antennas and Propagation, February 2021. [DOI: 10.1109/TAP.2021.3060043]. In collaboration with: M02.

L. Piotrowsky, and N. Pohl, "Spatially Resolved Fast-Time Vibrometry Using Ultra-Wideband FMCW Radar Systems", IEEE Transactions on Microwave Theory and Techniques, January 2021. [DOI: 10.1109/TMTT.2020.3038080]. In collaboration with: C02, C03.

J. Jebramcik, I. Rolfes, J. Barowski, "Aperture Synthesis Method to Investigate on the Reflection Properties of Typical Road Surfaces", European Microwave Conference, October 2020. [DOI: 10.23919/EuMC48046.2021.9338033]. In collaboration with: M02.

U.S.K.P. Miriya Thanthrige, J. Barowski, I. Rolfes, D. Erni, T. Kaiser, A. Sezgin, "Characterization of Dielectric Materials by Sparse Signal Processing with Iterative Dictionary Updates", IEEE Sensor Letters, August 2020. [DOI: 10.1109/LSENS.2020.3019924]. In collaboration with: S02, M02.

A. Kamaleldin, J. Wagner, I. Rolfes, J. Barowski, D. Goehringer, "Hardware/Software Co-design for the Signal Processing of Dielectric Materials Characterization", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. In collaboration with: S05, M02.

L. Piotrowsky, J. Siska, C. Schweer, N. Pohl, "Using FMCW Radar for Spatially Resolved Intra-Chirp Vibrometry in the Audio Range", IEEE MTT-S International Microwave Symposium (IMS), Los Angeles, USA, June 2020. [DOI: 10.1109/IMS30576.2020.9223921]. 

J. Jebramcik, I. Rolfes, N. Pohl and J. Barowski, "Millimeterwave Radar Systems for In-Line Thickness Monitoring in Pipe Extrusion Production Lines", IEEE Sensors Letters, May 2020. [DOI: 10.1109/LSENS.2020.2991778]. 

J. Jebramcik, I. Rolfes, N. Pohl, J. Barowski, "Millimeterwave Radar Systems for in-line Thickness Monitoring in Pipe Extrusion Production Lines", IEEE Sensors Letters, May 2020. [DOI: 10.1109/LSENS.2020.2991778]. In collaboration with: C03.

J. Barowski, A. Alhaj Abbas, M. El-Absi, L. Piotrowsky, N. Pohl, I. Rolfes,  K. Solbach, "Design and Evaluation of a Passive Frequency-Coded Reflector using W-Band FMCW Radar", German Microwave Conference (GeMiC), March 2020. [LINK]. In collaboration with: M02, S04.

L. Piotrowsky, V. Bernhardt, J. Barowski, I. Rolfes, N. Pohl, "Antenna Pattern Characterization with an Industrial Robot Assisted FMCW Radar System", Asia-Pacific Microwave Conference (APMC), Singapore, December 2019. [INSPEC Accession Number: 19575342]. In collaboration with: M02.

J. Wagner, I. Rolfes, J. Barowski, "Synthetic Aperture Radar Surveillance Of Conveyed Materials At 144 GHz", Asia-Pacific Microwave Conference, December 2019. [DOI: 10.1109/APMC46564.2019.9038397]. In collaboration with: M02.

J. Jebramcik, J. Barowski, J. Wagner, I. Rolfes, "Radar Based Material Characterization at 145 GHz Utilizing an Ellipsoidal Reflector", 49th European Microwave Conference (EuMC), Paris, France, September 2019, [DOI: 10.23919/EuMC.2019.8910803]. In collaboration with: M04.

L. Piotrowsky, T. Jaeschke, S. Kueppers, J. Siska, N. Pohl, "Enabling High Accuracy Distance Measurements with FMCW Radar Sensors", IEEE Transactions on Microwave Theory and Techniques, September 2019. [DOI: 10.1109/TMTT.2019.2930504]. In collaboration with: M04.

J. Wagner, C. Dahl, I. Rolfes, J. Barowski, "Synthetic Aperture Radar Imaging Using MIMO Frequency Modulated Continuous Wave Sensors", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), July 2019. [DOI: 10.1109/IMWS-AMP.2019.8880115]. In collaboration with: M02.

J. Barowski, J. Jebramcik, J. Wagner, N. PohlI. Rolfes, "Spatial Identification of Dielectric Properties using Synthetic Aperture Radar", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP 2019), Bochum, Germany, July 2019, [DOI: 10.1109/IMWS-AMP.2019.8880121]. 

J. Jebramcik, I. Rolfes, J. Barowski, "A Novel Calibration Technique for FMCW Radar Systems Enabling Material Characterization in Variable Distances", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), July 2019. [DOI: 10.1109/IMWS-AMP.2019.8880110]. In collaboration with: M02.

J. Barowski, J. Jebramcik, I. Alawneh, F. Sheikh, T. KaiserI. Rolfes, "A Compact Measurement Setup for In-Situ Material Characterization in the Lower THz Range", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019. In collaboration with: M01, M02.

I. Alawneh, J. Barowski, I. Rolfes, "Measuring the Permittivity of Dielectric Materials by Using 140 GHz FMCW Radar Sensor", 13th European Conference on Antennas and Propagation (EuCAP), April 2019. [INSPEC Accession Number: 18775604]. In collaboration with: M02.

J. Siska, T. Jaeschke, J. Wagner, N. Pohl, "FPGA-Accelerated Multispectral Ultra-High Resolution SAR-Imaging with Wideband FMCW Radars", 2019 IEEE Radio and Wireless Symposium (RWS), Orlando, FL, USA, January 2019. [DOI: 10.1109/RWS.2019.8714407]. In collaboration with: C03.

J. Jebramcik, J. Barowski, I. Rolfes, "Characterization of Layered Dielectric Materials Using Ultra-Wideband FMCW-Radar Measurements", Asia-Pacific Microwave Conference (APMC), November 2018. [DOI: 10.23919/APMC.2018.8617322]. In collaboration with: M02.

J. Wagner, J. Barowski, C. Dahl, I. Rolfes, "Comparison between Rectangular and Hexagonal Synthetic Apertures for Radar Imaging", European Radar Conference, Madrid, Spain, September 2018. [DOI: 10.23919/EuRAD.2018.8546654]. In collaboration with: M02.

I. Alawneh, J. BarowskiI. Rolfes, "Extraction of Relative Permittivity from Measured Reflection Coefficient of Dielectric Materials in the Frequency Range 207 – 247 GHz", 48th European Microwave Conference (EuMC), September 2018. [DOI: 10.23919/EuMC.2018.8541509]. In collaboration with: M04.

I. Alawneh, J. Barowski, I. Rolfes, "Dielectric Material Characterization in the Frequency Range 68 - 92 GHz", European Conference on Antennas and Propagation (EuCAP), April 2018. [DOI: 10.1049/cp.2018.1028]. In collaboration with: M02.

J. Wagner, J. Barowski, T. Kalb, D. Göhringer, I. Rolfes, "Hardware-accelerated Embedded SAR Processor for Realtime FMCW Radar Applications", GeMiC 2018, Freiburg, Germany. [DOI: 10.23919/GEMIC.2018.8335080]. In collaboration with: M02, S05.

J. Barowski, I. Rolfes, "Ellipsometry based on Millimeter Wave Radar Measurements", European Microwave Conference (EuMC), October 2017. [DOI: 10.23919/EuMC.2017.8230999]. Project M02.

D. Pohle, J. Barowski, J. Jebramcik, I. Rolfes, "Surface Reconstruction Using Thinned Random Arrays in mm-Wave FMCW SAR Imaging", European Microwave Conference (EuMC), October 2017. [DOI: 10.23919/eurad.2017.8249207]. In collaboration with: M02.

J. BarowskiI. Rolfes, "Millimeter wave material characterization using FMCW-transceivers", IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), September 2017. [DOI: 10.1109/IMWS-AMP.2017.8247432]. In collaboration with: M02.

J. Barowski, C. Baer, I. Rolfes, "Real-Time Imaging System for Millimeter Wave Synthetic Aperture Radar Sensors", IEEE MTT-S International Microwave Bio Conference, May 2017. [DOI: 10.1109/IMBIOC.2017.7965769]. In collaboration with: C01, M02.

Project M05

For detailed information on M05 please click here

T. Kubiczek, K. Kolpatzeck, T. Schultze, J. C. Balzer, "A Highly Frequency-Selective 3D-Printed Dielectric Structure for the Terahertz Range", Journal of Infrared, Millimeter, and Terahertz Waves, February 2024, [DOI: 10.1007/s10762-024-00973-2].

M. Jalali, A. Prokscha, Y. Yun, T. Kubiczek, J. T. Svejda, S. PreuJ. Balzer, T. Kaiser, and D. Erni, "Non-invasive glucose sensing via the fingernail bed using THz radiation", Current Directions in Biomedical Engineering (CDBME), vol. 9, no. 1, pp. 507-510, September 2023, [DOI: 10.1515/cdbme-2023-1127]. In collaboration with: C02, M01, M03, S04, S05

V. Cherniak, T. Kubiczek, K. Kolpatzeck, J. C. Balzer, "Laser diode based THz‑TDS system with 133 dB peak signal‑to‑noise ratio at 100 GHz", Scientific Reports, August 2023. [DOI: 10.1038/s41598-023-40634-3]. In collaboration with: S01.

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. In collaboration with: M01, M03, C02, C05, S01, S03, S05.

D. Damyanov, T. Kubiczek, K. Kolpatzeck, A. Czylwik, T. Schultze, J. C. Balzer, "3D THz-TDS SAR Imaging by an Inverse Synthetic Cylindrical Aperture", IEEE Access, January 2023. [DOI: 10.1109/ACCESS.2023.3240101]. In collaboration with: S01.

K. Kolpatzeck, P. Krämer, V. Cherniak, T. Kubiczek, X. Liu, J. C. Balzer, A. Czylwik, "Interferometric Correction of Delay Errors in an Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy System", 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895728]. In collaboration with: S01.

T. Kubiczek, K. Kolpatzeck, T. Schultze, J. C. Balzer, "Removal of Artifacts in THz Imaging with a Synthetic Aperture", 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9896056]. 

T. Kubiczek, J. C. Balzer, "Material Classification for Terahertz Images Based on Neural Networks", IEEE Access, August 2022. [DOI: 10.1109/ACCESS.2022.3200473]. 

Y. Zhao, J.-H. Buchholz, T. Grenter, X. Liu, G. vom Bögel, K. Seidl and J. C. Balzer, "Sensitive and Robust MillimeterWave/Terahertz Photonic Crystal Chip for Biosensing Applications", IEEE Access, August 2022. [DOI: 10.1109/ACCESS.2022.3202537]. In collaboration with: S01.

R. Kress, E. Mutlu, T. Kubiczek, J. Kossmann, C. Preuss, T. Schultze, J. C. Balzer, W. Prost, N. Weimann, "Transfer-Substrate Process for InP RTD-Oscillator Characterization", 2022 Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022. [DOI: 10.1109/IWMTS54901.2022.9832457]. In collabortion with: C02.

Y. Zhao, K. Vora, X. Liu, G. vom Bögel, K. Seidl, J. C. Balzer, "Photonic Crystal Resonator in the Millimeter/Terahertz Range as a Thin Film Sensor for Future Biosensor Applications", Journal of Infrared, Millimeter, and Terahertz Waves, June 2022. [DOI: 10.1007/s10762-022-00859-1]. In collaboration with: S01.

D. Damyanov, T. Kubiczek, T. Schultze, J. Balzer, "THz 3-D Imaging Based on Cylindrical Synthetic Aperture with sub-mm Resolution", 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2021. [DOI: 10.1109/IRMMW-THz50926.2021.9566816].

A. Batra, J. Barowski, D. Damyanov, M. Wiemeler, I. Rolfes, T. Schultze, J. C. Balzer, D. Göhringer, T. Kaiser, "Short-Range SAR Imaging from GHz to THz Waves", IEEE Journal of Microwaves, April 2021. [DOI: 10.1109/JMW.2021.3063343]. In collaboration with: S05, M04.

S. Mansourzadeh, D. Damyanov, T. Vogel, F. Wulf, R. Kohlhaas, B. Globisch, T. Schultze, M. Hoffmann, J. Balzer, C. J. Saraceno, "High-Power Lensless THz Imaging of Hidden Objects", IEEE Access, January 2021. [DOI: 10.1109/ACCESS.2020.3048781]. In collaboration with: M01.

D. Damyanov, A. Batra, B. Friederich, K. Kolpatzeck, X. Liu, T. Kaiser, T. Schultze, J. C. Balzer, "High Resolution VNA THz Imaging for Large Distances", 45th International Conference on Infrared, Millimeter, and Terahertz Waves,  November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370443]. In collaboration with: M01, S01.

B. Friederich, D. Damyanov, T. Schultze, J. C. Balzer, "Reference Free Material Parameter Extraction of Small Objects based on Terahertz Ellipsometry", 45th International Conference on Infrared, Millimeter, and Terahertz Waves, October 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370397]. 

D. Damyanov, T. Vogel, M. Hoffmann, J. C. Balzer, C. J. Saraceno, "High Dynamic Range Lensless THz Imaging Based On High-Average Power THz-TDS", 45th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370952]. In collaboration with: C10.

D. Damyanov, A. Batra, B. Friederich, T. Kaiser, T. Schultze, J. C. Balzer, "High-Resolution Long-Range THz Imaging for Tunable Continuous-wave Systems", IEEE Access, August 2020. [DOI: 10.1109/ACCESS.2020.3017821]. In collaboration with: M01.

T. Schultze, L. Sichma and M. Meyer, "A Smoke Detector to Prevent False Alarms in Lunar Missions", International Conference on Environmental Systems ICES, July 2020. 

D. Damyanov, B. Friederich, K. Kolpatzeck, X. Liu, A. Czylwik, T. Schultze, I. Willms, J. C. Balzer, "A novel approach for lensless high-resolution terahertz imaging", SPIE Photonics Europe, April 2020. [DOI: 10.1117/12.2554007]. In collaboration with: S01.

D. Damyanov, B. Friederich, K. Kolpatzeck, X. Liu, M. Yahyapour, N. Vieweg, A. Deninger, T. Schultze, I. Willms, J. C. Balzer, "High Resolution Lensless THz Imaging with an Ultrafast TDS System", IRMMW-THz 2019 Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8873898]. 

B. Friederich, D. Damyanov, J. Kohl, K. Kolpatzeck, X. Liu, T. Schultze, J. C. Balzer, A. CzylwikI. Willms, "High Resolution Image Processing Technique for the Detection of Metal Entrapments based on a Terahertz Camera", IRMMW-THz 2019 Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8874437]. In collaboration with: S01.

K. Kolpatzeck, X. Liu, S. Nellen, B. Friederich, D. Damyanov, L. HäringT. Schultze, B. Globisch, J. C. Balzer, A. Czylwik, "Wideband Radiation Pattern Simulation and Measurement of a Photodiode-Based Continuous-Wave THz Emitter", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8874041]. In collaboration with: S01.

X. Liu, K. Kolpatzeck, B. Friederich, D. Damyanov, L. Häring, T. Schultze, J. C. Balzer, A. Czylwik, "Spectroscopic Characterization Of 3D Printed THz Rectangular Polymer Waveguides", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8873855]. In collaboration with: S01.

D. Damyanov, B. Friederich, K. Kolpatzeck, X. Liu, M. Yahyapour, N. Vieweg, A. Deninger, T. Schultze, I. Willms, J. C. Balzer, "High Resolution Lensless THz Imaging and Ranging", IEEE Access, August 2019. [DOI: 10.1109/ACCESS.2019.2934582]. In collaboration with: S01.

D. Damyanov, B. Friederich, J. Kohl, X. Liu, K. Kolpatzeck, T. Schultze, A. Czylwik, J. C. Balzer, I. Willms, "Super-Resolution Restoration of Low-Resolution THz Camera Images", International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823667]. In collaboration with: S01.

K. Kolpatzeck, X. Liu, B. Friederich, D. Damyanov, L. Häring, T. Schultze, J. C. Balzer, A. Czylwik, Wideband Radiation Pattern Measurement of Terahertz Antenna-Integrated Photodiodes by Frequency-Domain Spectroscopy", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823782]. In collaboration with: S01.

X. Liu, K. Kolpatzeck, A. Öztürk, B. Friederich, D. Damyanov, L. Häring, T. Schultze, J. C. Balzer, A. Czylwik, "Wideband Characterization of 3D Printed THz Rectangular Dielectric Waveguides by THz Frequency-Domain Spectroscopy, 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823720]. In collaboration with: S01.

A. Ghwaji, F. Sheikh, T. Schultze, I. WillmsT. Kaiser, "Preliminary Analysis of Candle Flame Impact on THz Electromagnetic Wave Propagation", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823748]. In collaboration with: M01.

B. Friederich, K. Kolpatzeck, X. Liu, T. Schultze, J. C. Balzer, A. CzylwikI. Willms, "Preprocessing for robust estimation of material parameters by continuous wave THz spectroscopy", 43rd Int. Conference on Infrared, Millimeter and THz Waves, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8510417]. In collaboration with: S01.

D. Damyanov, I. WillmsT. Schultze, ”Super-Resolution FMCW Radar System at 60 GHz for 3D Measurements”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454688]. 

B. Friederich, S. Tonder, T. SchultzeI. Willms, "A Novel Estimation Technique of the Permittivity and the Effective Thickness of Dielectric Materials for Wideband Radar Systems", European Radar Conference 2017, Nürnberg, Germany, October 2017. [DOI: 10.23919/EURAD.2017.8249183]. 

D. Damyanov, T. Schultze, I. Willms, "Object Recognition Radar System for Partially Reconstructed Target Image", European Radar Conference 2017, Nürnberg, Germany, October 2017. [DOI: 10.23919/EURAD.2017.8249171]. 

B. Friederich, T. Schultze, I. Willms, "Investigations of the impact of extinguishing water on sub-THz material characteristics", 16th International Conference on Automatic Fire Detection, AUBE '17, September 2017. [LINK].

Project S01

For detailed information on S01 please click here.

V. Cherniak, T. Kubiczek, K. Kolpatzeck, J. C. Balzer, "Laser diode based THz‑TDS system with 133 dB peak signal‑to‑noise ratio at 100 GHz", Scientific Reports, August 2023. [DOI: 10.1038/s41598-023-40634-3]. In collaboration with: M05.

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. In collaboration with: M01, M03, M05, C02, C05, S03, S04, S05.

L. Schmitt, X. Liu , P. Schmitt, A. Czylwik, M. Hoffmann, "Large Displacement Actuators With Multi-Point Stability for a MEMS-Driven THz Beam Steering Concept", Journal of Microelectromechanical Systems, January 2023. [DOI: 10.1109/JMEMS.2023.3236145]. In collaboration with: C12.

D. Damyanov, T. Kubiczek, K. Kolpatzeck, A. Czylwik, T. Schultze, J. C. Balzer, "3D THz-TDS SAR Imaging by an Inverse Synthetic Cylindrical Aperture", IEEE Access, January 2023. [DOI: 10.1109/ACCESS.2023.3240101]. In collaboration with: M05.

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C04, C06, C07, C08, M01, S04.

K. Kolpatzeck, P. Krämer, V. Cherniak, T. Kubiczek, X. Liu, J. C. Balzer, A. Czylwik, "Interferometric Correction of Delay Errors in an Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy System", 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895728]. In collaboration with: M05.

X. Liu, L. Schmitt, J. Lipka, K. Kolpatzeck, J.C. Balzer, M. Hoffmann, A. Czylwik, "Optimizing the Radiation Pattern of a MEMS-Based Reflectarray Using a Genetic Algorithm for Beam Steering Applications", 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2022. [DOI: 10.1109/IRMMW-THz50927.2022.9895897]. In collaboration with: C12.

X. Liu, L. Schmitt, B. Sievert, J. Lipka, C. Geng, K. Koplatzeck, D. Erni, A. Rennings, J. C. Balzer, M. Hoffmann, and A. Czylwik, "Terahertz beam steering using a MEMS-based reflectarray configured by a genetic algorithm", IEEE Access, vol. 10, pp. 84458-84472, August 2022.[DOI: 10.1109/ACCESS.2022.3197202]. In collaboration with: C05, C12.

Y. Zhao, J.-H. Buchholz, T. Grenter, X. Liu, G. vom Bögel, K. Seidl and J. C. Balzer, "Sensitive and Robust MillimeterWave/Terahertz Photonic Crystal Chip for Biosensing Applications", IEEE Access, August 2022. [DOI: 10.1109/ACCESS.2022.3202537]. In collaboration with: M05.

Y. Zhao, K. Vora, X. Liu, G. vom Bögel, K. Seidl, J. C. Balzer, "Photonic Crystal Resonator in the Millimeter/Terahertz Range as a Thin Film Sensor for Future Biosensor Applications", Journal of Infrared, Millimeter, and Terahertz Waves, June 2022. [DOI: 10.1007/s10762-022-00859-1]. In collaboration with: M05.

Y. Zhao, K. Vora, X. Liu, G. vom Bögel, K. Seidl,  J. C. Balzer, "Photonic Crystal Resonator in the Millimeter/Terahertz Range as a Thin Film Sensor for Future Biosensor Applications", J Infrared Milli Terahz Waves, June 2022. [DOI: 10.1007/s10762-022-00859-1].

K.-H. Tybussek, K. Kolpatzeck, V. Cherniak, S. Engelbrecht, B. Fischer and J. C. Balzer, "Spectral Shaping of a Superluminescent Diode for Terahertz Cross-Correlation Spectroscopy", MDPI Applied Sciences, February 2022. [DOI: 10.3390/app12041772].

X. Liu, L. Schmitt, K. Kolpatzeck, M. Hoffmann, J.C. Balzer, A. Czylwik, "Configuration of a MEMS-based Terahertz Reflectarray Using a Genetic Algorithm", 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), August 2021.[DOI: 10.1109/IRMMW-THz50926.2021.9567102]. In collaboration with: C12.

K. Kolpatzeck, X. Liu, L. Häring, J.C. Balzer, A. Czylwik, "Ultra-High Repetition Rate Terahertz Time-Domain Spectroscopy for Micrometer Layer Thickness Measurement", Sensors, August 2021. [DOI: 10.3390/s21165389]

L. Schmitt, X. Liu, A. Czylwik, M. Hoffmann, "Design and Fabrication of MEMS Reflectors for THz Reflect-Arrays", 2021 Fourth International Workshop on Mobile Terahertz Systems (IWMTS), July 2021. [DOI: 10.1109/IWMTS51331.2021.9486804]. In collaboration with: C12.

D. Damyanov, A. Batra, B. Friederich, K. Kolpatzeck, X. Liu, T. Kaiser, T. Schultze, J. C. Balzer, "High Resolution VNA THz Imaging for Large Distances", 45th International Conference on Infrared, Millimeter, and Terahertz Waves, November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370443]. In collaboration with: M01, M05.

K. Kolpatzeck, X. Liu, K.-H. Tybussek, L. Häring, M. Zander, W. Rehbein, M. Moehrle, A. Czylwik, J. C. Balzer, "Analytical modeling of terahertz time-domain spectroscopy with monolithic mode-locked laser diodes", 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370745]. 

X. Liu, C. Geng, X. Guo, K. Kolpatzeck, L. Häring, J. C. Balzer, and A. Czylwik, "Design And Characterization Of 3D Printed Polymer Terahertz Multi-Mode Interference Couplers", 45th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), Buffalo, USA, November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370927]. 

K. Kolpatzeck, M. Dedic, P. Krämer, X. Liu, V. Cherniak, K.-H. Tybussek, M. Zander, L. Häring, J. C. BalzerA. Czylwik, "Enhancement of Terahertz Spectra by Model-Driven Spectral Shaping of a Mode-Locked Laser Diode in a Terahertz Time-Domain Spectroscopy System", 45th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370728]. 

M. Alissa, B. Friederich, F. Sheikh, A. CzylwikT. Kaiser, "Experimental Investigation of Terahertz Scattering: A Study of Non-Gaussianity and Lateral Roughness Influence", IEEE Access, September 2020. [DOI: 10.1109/ACCESS.2020.3025361]. In collaboration with: M01.

L. Samfaß, P. Schmitt, X. Liu, A. Czylwik, M. Hoffmann, "Micromechanical Reflect-Array for THz Radar Beam Steering based on a Mechanical D/A Converter and a Mechanical Amplifier", 3rd International Workshop on Mobile Terahertz Systems (IWMTS), Online Workshop, July 2020. In collaboration with: C12.

X. Liu, L. Samfaß, K. Kolpatzeck, L. Häring, J. C. BalzerM. Hoffmann, A. Czylwik, "Terahertz Beam Steering Concept Based on a MEMS Reconfigurable Reflection Grating", Sensor, May 2020. [DOI: 10.3390/s20102874]. In collaboration with: C12.

K. Kolpatzeck, X. Liu, K.-H. Tybussek, L. Häring, M. Zander, W. Rehbein, M. Möhrle, A. Czylwik, and J. C. Balzer, "System-theoretical Modeling of Terahertz Time-Domain Spectroscopy with Ultra-High Repetition Rate Mode-Locked Lasers", Optics Express, May 2020. [DOI: 10.1364/OE.389632]. 

D. Damyanov, B. Friederich, K. Kolpatzeck, X. Liu, A. Czylwik, T. Schultze, I. Willms, J. C. Balzer, "A novel approach for lensless high-resolution terahertz imaging", SPIE Photonics Europe, April 2020. [DOI: 10.1117/12.2554007]. In collaboration with: M05.

K. Kolpatzeck and J. C. Balzer, "Towards ultra-compact broadband photonic terahertz systems enabled by monolithic laser diodes", SPIE Photonics West 2020, San Francisco, USA, February 2020. 

A. Stöhr, P. Lu, T. Haddad, M. Steeg, J. Tebart, B. Sievert, A. Rennings, M. Hofmann, S. Dülme, K. Kolpatzeck, and A. Czylwik, "Microwave Photonic mm-Wave & THz Beam Steering for Imaging, Radar and Communications", Asia Communications and Photonics Conference (ACPC) 2019, Chengdu, China. [ISBN: 978-1-943580-70-5]. In collaboration with: C07.

B. Friederich, D. Damyanov, J. Kohl, K. Kolpatzeck, X. Liu, T. Schultze, J. C. BalzerA. CzylwikI. Willms, "High Resolution Image Processing Technique for the Detection of Metal Entrapments based on a Terahertz Camera", IRMMW-THz 2019 Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8874437]. In collaboration with: M05.

K. Kolpatzeck, X. Liu, S. Nellen, B. Friederich, D. Damyanov, L. HäringT. Schultze, B. Globisch, J. C. Balzer, A. Czylwik, "Wideband Radiation Pattern Simulation and Measurement of a Photodiode-Based Continuous-Wave THz Emitter", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8874041]. In collaboration with: M05.

X. Liu, K. Kolpatzeck, B. Friederich, D. Damyanov, L. Häring, T. Schultze, J. C. Balzer, A. Czylwik, "Spectroscopic Characterization Of 3D Printed THz Rectangular Polymer Waveguides", 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France, September 2019, [DOI: 10.1109/IRMMW-THz.2019.8873855]. In collaboration with: M05.

D. Damyanov, B. Friederich, K. Kolpatzeck, X. Liu, M. Yahyapour, N. Vieweg, A. Deninger, T. Schultze, I. Willms, J. C. Balzer, "High Resolution Lensless THz Imaging and Ranging", IEEE Access, August 2019. [DOI: 10.1109/ACCESS.2019.2934582]. In collaboration with: M05.

D. Damyanov, B. Friederich, J. Kohl, X. Liu, K. Kolpatzeck, T. Schultze, A. Czylwik, J. C. Balzer, I. Willms, "Super-Resolution Restoration of Low-Resolution THz Camera Images", International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823667]. In collaboration with: M05.

K. Kolpatzeck, S. Tonder, X. Liu, A. Czylwik, J. C. Balzer, "Characterization and Application of a Commercially Available Laser Diode in a THz System", IMWS-AMP 2019, July 2019, [DOI: 10.1109/IMWS-AMP.2019.8880071]. 

K. Kolpatzeck, X. Liu, B. Friederich, D. Damyanov, L. Häring, T. Schultze, J. C. BalzerA. Czylwik, Wideband Radiation Pattern Measurement of Terahertz Antenna-Integrated Photodiodes by Frequency-Domain Spectroscopy", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823782]. In collaboration with: M05.

X. Liu, K. Kolpatzeck, A. Öztürk, B. Friederich, D. Damyanov, L. Häring, T. Schultze, J. C. BalzerA. Czylwik, "Wideband Characterization of 3D Printed THz Rectangular Dielectric Waveguides by THz Frequency-Domain Spectroscopy, 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823720]. In collaboration with: M05.

S.C. Tonder, K. Kolpatzeck, X. Liu, S. Rumpza, A. Czylwik, J.C. Balzer, "A Compact THz Quasi TDS System for Mobile Scenarios", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823786]. 

P. Lu, M. Steeg, K. Kolpatzeck, S. Dülme, B. Khani, A. CzylwikA. Stöhr, "Photonic assisted beam steering for millimeter-wave and THz antennas", IEEE Conference on Antenna Measurements & Applications, Västerås, Sweden, September 2018, [DOI: 10.1109/CAMA.2018.8530567]. In collaboration with: C06.

B. Friederich, K. Kolpatzeck, X. Liu, T. Schultze, J. C. BalzerA. CzylwikI. Willms, "Preprocessing for robust estimation of material parameters by continuous wave THz spectroscopy", 43rd Int. Conference on Infrared, Millimeter and THz Waves, Nagoya, Japan, September 2018. [DOI: 10.1109/IRMMW-THz.2018.8510417]. In collaboration with: M05.

K. Kolpatzeck, X. Liu, L. HaeringA. Czylwik, “System-Theoretical Modeling and Analysis of Phase Control in a Photonically Steered Terahertz Phased Array Transmitter”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454691]. 

X. Liu, K. Kolpatzeck, L. HaeringA. Czylwik, “Experimental Validation of a Phase Control Concept for Photonically Steered Terahertz Phased Array Transmitters at Microwave Frequencies”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454685].

Project S02

For detailed information on S02 please click here.

U. S. K.P. Miriya Thanthrige, P. Jung, A. Sezgin, "Deep Unfolding of Iteratively Reweighted ADMM for Wireless RF Sensing", Sensors, April 2022. [DOI: 10.3390/s22083065]

J. Sánchez-Pastor, U.S.K.P. Miriya Thanthrige, F. Ilgac , A. Jiménez-Sáez, P. Jung, A. Sezgin, and R. Jakoby, "Clutter Suppression for Indoor Self-localization Systems by Iteratively Reweighted Low-rank plus Sparse Recovery", MDPI Sensors, Special Issue "Sensors in Indoor Positioning Systems", October 2021. [DOI: 10.3390/s21206842]. In collaboration with: C09.

A. Ahmed, U. S. K.P. Miriya Thanthrige, A. El Gamal, A. Sezgin, "Deep Learning for DOA Estimation in MIMO Radar Systems via Emulation of Large Antenna Arrays", IEEE Communications Letters, January 2021. [DOI: 10.1109/LCOMM.2021.3053114]. In collaboration with: S03.

U.S.K.P. Miriya Thanthrige, J. Barowski, I. Rolfes, D. Erni, T. Kaiser, A. Sezgin, "Characterization of Dielectric Materials by Sparse Signal Processing with Iterative Dictionary Updates", IEEE Sensor Letters, August 2020. [DOI: 10.1109/LSENS.2020.3019924]. In collaboration with: M02, M04.

U.S.K.P. Miriya Thanthrige, A. Ahmed, A. Sezgin, "Supervised learning based super-resolution DoA  estimation utilizing antenna array extrapolation", IEEE 91st Vehicular Technology Conference: VTC2020-Spring, May 2020. [DOI: 10.1109/VTC2020-Spring48590.2020.9129550]. 

A. Kariminezhad, A. Sezgin, "Spatio-Temporal Waveform Design in Active Sensing Systems with Multilayer Targets", EUSIPCO, La Coruna, Spain, September 2019, [DOI: 10.23919/EUSIPCO.2019.8903033]. 

U.S.K.P. Miriya Thanthrige, A. Sezgin, "Tera-Hertz sub-layer object identification using MCA and Dictionary learning", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823670]. 

H. Vogt, G. Enzner, A. Sezgin, "State-Space Adaptive Nonlinear Self-Interference Cancellation for Full-Duplex Communication", IEEE Trans. on Signal Processing, April 2019. [DOI: 10.1109/TSP.2019.2910490].

Project S03

For detailed information on S03 please click here.

M. El-Absi, A. Alhaj Abbas, D. Tubail, F. Ilgac, A. Abuelhaija, Y. Zantah, S. Ikki, A. Sezgin, T. Kaiser, "Path Loss Modeling of RFID Backscatter Channels With Reconfigurable Intelligent Surface: Experimental Validation", IEEE Access, October 2023, [DOI:  10.1109/ACCESS.2023.0322000]. In collaboration with: S04

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237]. In collaboration with: M01, M03, M05, C02, C05, S01, S05.

C. Biurrun-Quel, T. Haddad, B. Sievert, R. Kress, N. Weimann, D. Erni, A. Rennings, A. Stöhr, J. Teniente, and C. Del-Río, "Design and Characterization of Terahertz CORPS Beam Forming Networks", Journal of Infrared, Millimeter, and Terahertz Waves", April 2023. [DOI: 10.1007/s10762-023-00916-3]. In collaboration with: C02, C05, C06, C07.

E. Farokhipour, P.-Y. Wang, A. Rennings, and D. Erni, "Wide-angle SSPP-based beam steering leaky wave antenna with scanning improvement in the forward quadrant for mm-wave applications", 17th Europ. Conf. on Antennas and Propagation (EuCAP 2023), March 26-31, Firenze Fiera, Fortezza da Basso, Florence, Italy, Session A23: 'Leaky Wave Antennas II', paper A23.3, pp. 1-4, March 2023. 

F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner and T. Kaiser, "THz Measurements, Antennas, and Simulations: From the Past to the Future", IEEE Journal of Microwaves, 70th Anniversary Special Issue of the MTT Society, vol. 3, no. 1, pp. 289-304, January 2023, invited paper.  [DOI: 10.1109/JMW.2022.3216210]. In collaboration with: M01, M02, M03, M04 and C05.

P.-Y. Wang, B. Sievert, J. T. Svejda, N. Benson, F.-Y. Meng, A. Rennings, and D. Erni, "A liquid crystal tunable metamaterial unit cell for dynamic metasurface antennas", IEEE Trans. Antennas Propagat., vol. 71, no. 1, pp. 1135-1140, January 2023. [DOI: 10.1109/TAP.2022.3220945

P.-Y. Wang, Y.-L. Lyu, F.-Y. Meng, A. Rennings, and D. Erni, "Sidelobe suppression for leaky-wave antennas using a complementary paired configuration", IEEE Antennas Wireless Propag. Lett., vol. 21, no. 12, pp. 2447-2451, December 2022. [DOI: 10.1109/LAWP.2022.3196399]. 

E. Farokhipour, B. Sievert, J. T. Svejda, A. Rennings, N. Komjani, and D. Erni, "Wide-angle spoof surface plasmon polariton leaky-wave antenna exploiting pre-fractal structures with backfire to nearly endfire scanning", IEEE Antennas Wireless Propag. Lett., vol. 21, no. 12, pp. 2507-2511, December 2022. [DOI: 10.1109/LAWP.2022.3199073]

C. Li, M. Van Delden, A. Sezgin, T. Musch, and Z. Han, "IRS-assisted MISO System with Phase Noise: Channel Estimation and Power Scaling Laws", IEEE Transactions on Wireless Communications, November 2022. [DOI: 10.1109/TWC.2022.3222539]. In collaboration with: C01.

P.-Y. Wang, Y.-L. Lyu, F.-Y. Meng, A. Rennings, and D. Erni, "Grating-lobe suppression for periodic leaky-wave antennas at the full array level", IEEE Antennas Wireless Propag. Lett., vol. 21, no. 10, pp. 2115-2119, October 2022. [DOI: 10.1109/LAWP.2022.3191981]

E. Farokhipour, P.-Y. Wang, N. Komjani, and D. Erni, "Beam steering leaky-wave antenna based on spoof surface plasmon polaritons for W-band applications", 5th International Workshop on Mobile THz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832439]

P.-Y. Wang, A. Rennings, and D. Erni, "An electronically beam steering array based on liquid crystals operating in W-band", 5th International Workshop on Mobile THz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832446]

A. A. Abbas , M. Haj Hassan , A. Abuelhaija , D. Erni, K. Solbach, T. Kaiser, "Retro-directive Dielectric Resonator Tag With Polarization Twist Signature for Clutter Suppression in Self-Localization System", Transactions on Microwave Theory and Techniques, vol. 69, no. 12, pp. 5291-5299, December 2021. [DOI: 10.1109/TMTT.2021.3108151]. In collaboration with: S04.

M. Haj Hassan, B. Sievert, A. Rennings, and D. Erni, "Generation of vortex waves using crossed 2λ-dipole antennas", 15th European Conference on Antennas and Propagation (EuCAP 2021), March 2021. [DOI: 10.23919/EuCAP51087.2021.9411239]. 

A. Mostafa Ahmed, A. Alameer Ahmad, S. Fortunati, A. Sezgin, M. S. Greco, F. Gini, "A Reinforcement Learning based approach for Multi-target Detection in Massive MIMO radar", IEEE Transactions on Aerospace and Electronic Systems, February 2021. [DOI: 10.1109/TAES.2021.3061809].

A. Ahmed, U. S. K.P. Miriya Thanthrige, A. El Gamal, A. Sezgin, "Deep Learning for DOA Estimation in MIMO Radar Systems via Emulation of Large Antenna Arrays", IEEE Communications Letters, January 2021. [DOI: 10.1109/LCOMM.2021.3053114]. In collaboration with: S02.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. Mostafa Ahmed, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, D. Erni, "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector", IEEE Access, January 2021. [DOI: 10.1109/ACCESS.2021.3050043]. In collaboration with: C05, M02.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. Alhaj Abbas, A. Jimenez-Saez, A. Mostafa Ahmad, M. Schüßler, A. Rennings, K. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "OAM Mode Order Conversion and Clutter Rejection with OAM-Coded RFID Tags", IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2020.3043053]. In collaboration with: S04, C09.

P.-Y. Wang, A. Rennings, D. Erni, "A liquid crystal based dynamic metasurface for beam steering and computational imaging", Asia Pacific Microwave Conference (APMC 2020), December 2020. [DOI: 10.1109/APMC47863.2020.9331687]. 

M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmad, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, and D. Erni, "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector",  IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2021.3050043]. In collaboration with: M02, C05.

A. M. Ahmed, O. Eissa, A. Sezgin, "Deep autoencoders for DOA  estimation of coherent sources using imperfectantenna array", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166332]. 

M. Haj Hassan, A. Alhaj Abbas, A. Jiménez Sáez, A. Mostafa Ahmad, B. Sievert, M. Schüßler, A. RenningsK. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "Passive Orbital Angular Momentum RFID Tag based on Dielectric Resonator Arrays", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. [DOI: 10.1109/IWMTS49292.2020.9166434]. In collaboration with: S04, C09.

P. Hillger, M. van Delden, U. S. M. Thanthrige, A. M. I. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer, "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, June 2020. [DOI: 10.1007/s10762-020-00699-x]. In collaboration with: C04, C01, C02, C05, C11. 

M. Haj Hassan, B. Sievert, A. Mostafa Ahmad, A. Alhaj Abbas, A. Rennings, K. Solbach, T. Kaiser, A. Sezgin, and D. Erni, "Orbital angular momentum mode order conversion with helically arranged spherical dielectric resonator arrays", IEEE Workshop 2020 and SENSORICA 2020, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, May 2020. In collaboration with: S04.

J. Himmel, D. Erni, A. Fischerauer, O. Kanoun, T. Seeger, K. Thelen, (Eds.), IEEE Workshop 2020 & SENSORICA 2020, workshop on Industrial and Medical Measurement and Sensor Technology, HRW Campus Mülheim an der Ruhr, University of Applied Sciences Ruhr West, Series of Lectures of the University of Applies Sciences Ruhr West, vol. 8, Abstractbook, ISBN 978-3-946757-03-0, May 2020. In collaboration with: M03.

A. Akopian, G. Burduli, V. Jandieri, H. Maeda, W. Hong, K. Yasumoto, and D. Erni, "Numerical study and optimization of post-wall waveguides and filters for millimeter waves", 13th German Microwave Conference (GeMiC 2020), March 2020. [INSPEC Accession Number: 19628970]. In collaboration with: M03, C05.

P.-Y. Wang, F.-Y. Meng, Y.-L. Lyu, A. Rennings, D. Erni, "A method of side-lobe suppression for reactance modulated antennas", 14th Europ. Conf. on Antennas and Propagation (EuCAP 2020), Copenhagen, Denmark, March 2020. [DOI: 10.23919/EuCAP48036.2020.9136067]. In collaboration with: C05:

M. Haj Hassan, M. Al-Mulla, B. Sievert, A. Rennings, D. Erni, "Evaluation of different phased array approaches for orbital angular momentum beam steering", 13th German Microwave Conference (GeMiC 2020), March 2020. [INSPEC Accession Number: 19575317].

J.Wittemeier, A.M.Ahmed, T. N. Tran, A.Sezgin, N. Pohl, "3D Localization Using a Scalable FMCW MIMO Radar Design", GeMiC 2020, March 2020. In collaboration with: C03.

M. Haj Hassan, M. Al-Mulla, B. Sievert, A. Rennings, D. Erni, "Evaluation of different phased array approaches for orbital angular momentum beam steering", 13th German Microwave Conference (GeMiC 2020), Cottbus, Germany, March 11-13 2020. 

P.-Y. Wang, F.-Y. Meng, Y.-L. Lyu, B. Sievert, A. Rennings, D. Erni, "Holographic metasurface reflectarray for Terahertz radiation", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), December 2019. In collaboration with: C05.

A. Ahmed, E.A. Jorswieck, A. Sezgin, "Impact of Spatial Correlation in MIMO Radar ", Asilomar Conference on Signals, Systems, and Computers, November 2019. [DOI: 10.1109/IEEECONF44664.2019.9048996]. 

S. Tewes, A. A. Ahmad, J. Kakar, U. M. Thanthrige, S. Roth, A. Sezgin, "Ensemble-Based Learning in Indoor Localization: A Hybrid Approach", 2019 IEEE 90th VTC2019-Fall, Honolulu, HI, USA, September 2019. [DOI: 10.1109/VTCFall.2019.8891416]. 

J.-X. Li, T. Jin, D. Erni, F.-Y. Meng, Q. Wu, W.-N. Li, "Design and numerical demonstration of a 2D millimeter-wave beam-scanning reflectarray based on liquid crystals and static driving technique," J. Phys. D: Appl. Phys., vol. 52, no. 27, pp. 275103–1-9, July 2019. [DOI: 10.1088/1361-6463/ab16bc]. 

M. Haj Hassan, B. Sievert, A. RenningsD. Erni, "Reducing the Divergence of Vortex Waves with a Lens Tailored to the Utilized Circular Antenna Array", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823795].

A. Mostafa, A. Alameer, D. Erni, A. Sezgin, "Maximizing Information Extraction of Extended Radar Targets Through MIMO Beamforming", IEEE Geoscience and Remote Sensing Letters, April 2019. [DOI: 10.1109/LGRS.2018.2876714]. 

S. Ma, S.-Q. Zhang, L.-Q. Ma, F.-Y. Meng, D. Erni, L. Zhu, J.-H. Fu, Q. Wu, "Compact planar array antenna with electrically beam steering from backfire to endfire based on liquid crystal," IET Microwaves Antennas Propag., vol. 12, no. 7, pp. 1140-1146, June 2018. [DOI: 10.1049/iet-map.2017.1070]

P.-Y. Wang T. Jin, F.-Y. Meng, Y.-L. Lyu, D. Erni, Q. Wu, and L. Zhu, "Numerical investigation of nematic liquid crystals in the THz band based on EIT sensor," Opt. Express, vol. 26, no. 9,  p. 12318-12329, April 2018. [DOI: 10.1364/OE.26.012318]

V. Jandieri, D. Erni, A. Akopiani, H. Maeda, and K. Yasumoto, "Simulation and optimization of post-wall waveguide based compact circuits for micro and millimeter waves," 11th German Microwave Conference (GeMiC 2018), Freiburg, Germany, SP3: Special Session - SFB MARIE: 'Mobile Material Characterization and Location by Electromagnetic Sensing', paper SP3-1, pp. 255-258, March 2018. [DOI: 10.23919/GEMIC.2018.8335078]

P.-Y. Wang, T. Jin, F.-Y. Meng, T. Jin, Y.-L. Lyu, D. Erni, Q. Wu, and L. Zhu, "Beam switching antenna based on a reconfigurable cascaded feeding network," IEEE Trans. Antennas Propagat., vol. 66, no. 2, pp. 627-635, (DOI: 10.1109/TAP.2017.2786298), February 2018. [DOI: 10.1109/TAP.2017.2786298]

S. Ma, G.-H. Yang, D. Erni, F.-Y. Meng, L. Zhu, Q. Wu, and J.-H. Fu, "Liquid crystal leaky wave antennas with dispersion sensitivity enhancement", IEEE Trans. Compon. Packag. Manuf. Technol., May 2017. [DOI: 10.1109/TCPMT.2017.2683529]

L.-Y. Lyu, F.-Y. Meng, G.-H. Yang, D. Erni, Q. Wu, and K. Wu, "Periodic SIW leaky-wave antenna with large circularly polarized beam scanning range", IEEE Antennas Wireless Propag. Lett., vol. 16, pp. 2493-2496, July 2017. [DOI: https://doi.org/10.1109/LAWP.2017.2726089].

Project S04

For detailed information on S04 please click here.

D. A. Tubail, M. El-Absi, S. Ikki and T. Kaiser, "Hardware-Aware Joint Localization-Synchronization and Tracking Using Reconfigurable Intelligent Surfaces in 5G and Beyond", IEEE Open Journal of the Communications Society, March 2024, [DOI: 10.1109/OJCOMS.2024.3377720].

A. Batra, A. Alhaj Abbas, J. Sanchez-Pastor, M. El-Absi, A. Jimenez-Saez, M. Khaliel, J. Barowski, M. Wiemeler, D. Göhringer, I. Rolfes, R. Jakoby, T. Kaiser, "Millimeter Wave Indoor SAR Sensing Assisted with Chipless Tags-Based Self-Localization System: Experimental Evaluation", IEEE Sensors Journal, November 2023, [DOI: 10.1109/JSEN.2023.3332431]. In collaboration with: C09, M04, S05.

M. El-Absi, A. Alhaj Abbas, D. Tubail, F. Ilgac, A. Abuelhaija, Y. Zantah, S. Ikki, A. Sezgin, T. Kaiser, "Path Loss Modeling of RFID Backscatter Channels With Reconfigurable Intelligent Surface: Experimental Validation", IEEE Access, October 2023, [DOI:  10.1109/ACCESS.2023.0322000]. In collaboration with: S03

M. Jalali, A. Prokscha, Y. Yun, T. Kubiczek, J. T. Svejda, S. PreuJ. Balzer, T. Kaiser, and D. Erni, "Non-invasive glucose sensing via the fingernail bed using THz radiation", Current Directions in Biomedical Engineering (CDBME), vol. 9, no. 1, pp. 507-510, September 2023, [DOI: 10.1515/cdbme-2023-1127]. In collaboration with: C02, M01, M03, M05, S05

A. Alhaj Abbas, Y. Zantah, A. Abuelhaija, T. Kaiser, "Millimeter-Wave Retro-Directive Frequency Coded Lens by Curved One-Dimensional Photonic Crystal Resonator", IEEE Access, December 2022. [DOI: 10.1109/ACCESS.2022.3226124]. 

J.C. Balzer, C. J. Saraceno, M, Koch, P, Kaurav, U. R. Pfeiffer, W. Withayachumnankul, T. Kürner, A. Stöhr, M. El-Absi, A. Al-haj Abbas, T. Kaiser, A. Czylwik, "THz Systems Exploiting Photonics and Communications Technologies", December 2022, invited paper. [DOI: 10.1109/JMW.2022.3228118]. In collaboration with: C04, C06, C07, C08, M01.

M. El-Absi, A. Alhaj Abbas, T. Kaiser, "Chipless RFID Tags Placement Optimization as Infrastructure for Maximal Localization Coverage", IEEE Journal of Radio Frequency Identification, July 2022. [DOI: 10.1109/JRFID.2022.3189555]

A. A. Abbas, Y. Zantah and T. Kaiser, "On Scattering of Finite-Size and Finite-Volume One-dimensional Photonic Crystal Resonator Tag for THz Identification", Fifth International Workshop on Mobile Terahertz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832453]

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, May 2023. [accepted]. In collaboration with: M01, M03, M05, C02, C05, S01, S03, S05.

A. A. Abbas , M. Haj Hassan , A. Abuelhaija , D. Erni, K. Solbach, T. Kaiser, "Retro-directive Dielectric Resonator Tag With Polarization Twist Signature for Clutter Suppression in Self-Localization System", Transactions on Microwave Theory and Techniques, vol. 69, no. 12, pp. 5291-5299, December 2021. [DOI: 10.1109/TMTT.2021.3108151]. In collaboration with: S03.

A. A. Abbas, Y. Zantah, K. Solbach and T. Kaiser, "Frequency-Coded Lens by Photonic Crystal Resonator for mm-Wave Chipless RFID Applications", Fourth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022. [DOI: 10.1109/IWMTS51331.2021.9486828]

A. A. Abbas, M. Khaliel, A. Abuelhaijay, M. El-Absi, J. Alam, K. Solbach, T. Kaiser, "Analysis and Modelling of the Antenna Mode and Structural Mode Scattering of a Dielectric Resonator", 15th European Conference on Antennas and Propagation (EuCAP), March 2021. [DOI: 10.23919/EuCAP51087.2021.9411078].

A. Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. Solbach, T. Kaiser, "Corner Reflector with RCS Frequency Coding by Dielectric Resonators", IET Microwaves, Antennas & Propagation, March 2021. [DOI: 10.1049/mia2.12067]. 

S. Mansourzadeh, D. Damyanov, T. Vogel, F. Wulf, R. Kohlhaas, B. Globisch, T. Schultze, M. Saraceno, J. C. Balzer, and C. J. Saraceno, "High-power Lensless THz Imaging of Hidden Objects", IEEE Access, January 2021. [DOI: 10.1109/ACCESS.2020.3048781]. In collaboration with: M05.

M. Haj Hassan, B. Sievert, J. T. Svejda, A. Alhaj Abbas, A. Jimenez-Saez, A. Mostafa Ahmad, M. Schüßler, A. Rennings, K. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "OAM Mode Order Conversion and Clutter Rejection with OAM-Coded RFID Tags", IEEE Access, December 2020. [DOI: 10.1109/ACCESS.2020.3043053]. In collaboration with: S03, C09.

A. Batra, M. El-Absi, M. Wiemeler, D. Göhringer, T. Kaiser, "Indoor THz SAR Trajectory Deviations Effects and  Compensation With Passive Sub-mm Localization System", IEEE Access, October 2020. [DOI: 10.1109/ACCESS.2020.3026884]. In collaboration with: M01, S05.

M. El-Absi, F. Zheng, A. Abuelhaija, A. A. h. Abbas, K. Solbach, T. Kaiser, "Indoor Large-Scale MIMO based RSSI Localization with Low-Complexity RFID Infrastructure", Sensors, July 2020. [DOI: doi.org/10.3390/s20143933]. 

M. El-Absi, A. Alhaj Abbas, A. Abuelhaija, K. Solbach and T. Kaiser, "Chipless RFID Infrastructure Based Self-Localization: Testbed Evaluation", IEEE Transactions on Vehicular Technology, July 2020. [DOI: 10.1109/TVT.2020.2990480]. 

M. Haj Hassan, A. Alhaj Abbas, A. Jiménez Sáez, A. Mostafa Ahmad, B. Sievert, M. Schüßler, A. RenningsK. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni, "Passive Orbital Angular Momentum RFID Tag based on Dielectric Resonator Arrays", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. In collaboration with: S03, C09.

A. Jiménez-Sáez, A. Alhaj-Abbas, M. Schüßler, A. Abuelhaija, M. El-Absi, M. Sakaki, L. Samfaß, N. Benson, M. Hoffmann, R. Jakoby, T. Kaiser, K. Solbach, "Frequency-Coded mm-Wave Tags for Self-Localization System Using Dielectric Resonators", Journal of Infrared Millimeter, and Terahertz Waves, Vol. 41, pp. 908–925, June 2020. [DOI: 10.1007/s10762-020-00707-0]. In collaboration with: C09, C12.

A. Jiménez-Sáez, A. Alhaj-Abbas, M. Schüßler, A. Abuelhaija, M. El-Absi, M. Sakaki, L. Samfaß, N. BensonM. Hoffmann, R. Jakoby, T. Kaiser, K. Solbach, "Frequency-Coded mm-Wave Beacons for Self-Localization System Using Discrete Dielectric Resonators", Journal of Infrared, Millimeter, and Terahertz Waves, May 2020. [doi.org/10.1007/s10762-020-00707-0]. In collaboration with: C09, C13.

D. Tubail, M. El-Absi, A. Salhab, S. Ikki, S. Zummo, T. Kaiser, "Physical Layer Security of Interference Aligned Mixed RF/Unified-FSO Relaying Network", IEEE Transactions on Vehicular Technology, May 2020. [DOI: 10.1049/iet-com.2019.0892]. 

M. Haj Hassan, B. Sievert, A. Mostafa Ahmad, A. Alhaj Abbas, A. Rennings, K. Solbach, T. Kaiser, A. Sezgin, and D. Erni, "Orbital angular momentum mode order conversion with helically arranged spherical dielectric resonator arrays", IEEE Workshop 2020 and SENSORICA 2020, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, May 2020. In collaboration with:  S03.

A. Batra, V. T. Vu, Y. Zantah, M. Wiemeler, M. I. Pettersson, D. Goehringer , T. Kaiser, "Sub-mm Resolution Indoor THz Range and SAR Imaging of Concealed Object", IEEE MTT-S International Conference on Microwaves for Intelligent Mobility, April 2020. [DOI: 10.1109/ICMIM48759.2020.9299034]. In collaboration with: S05.

Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. Solbach, T. Kaiser, "Metallic reflectors with notched RCS spectral signature using dielectric Resonators", IET Electronic Letters, March 2020. [DOI: 10.1049/el.2019.2942]. 

J. Barowski, A. Alhaj Abbas, M. El-Absi, L. Piotrowsky, N. Pohl, I. Rolfes,  K. Solbach, "Design and Evaluation of a Passive Frequency-Coded Reflector using W-Band FMCW Radar", German Microwave Conference (GeMiC), March 2020. [LINK]. In collaboration with: M02, M04.

A. Jiménez Sáez, M. Schüßler, M. El-Absi, A. Alhaj-Abbas, K. Solbach, T. Kaiser, R. Jakoby, "Frequency Selective Surface Coded Retroreflectors for Chipless Indoor Localization Tag Landmarks", IEEE Antennas and Propagation Letters, February 2020. In collaboration with: C09.

A. Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. Solbach, T. Kaiser, "Investigation of the structural mode of scattering of a dielectric resonator", Asia-Pacific Microwave Conference (APMC), December 2019. [DOI: 10.23919/GEMIC.2018.8335082]. 

A. Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. Solbach, T. Kaiser, "Wide-Angle RCS Enhanced Tag Based on Dielectric Resonator – Lens Combination", FREQUENZ, October 2019. [DOI: doi.org/10.1515/freq-2019-0068]. 

Y. Chen, F. Zheng, T. Kaiser, H. Vinck, "An Information-Theoretic Approach to the Chipless RFID Tag Identification", IEEE Access, July 2019. [DOI: 10.1109/ACCESS.2019.2929243]. 

A. A. Abbas, M. El-Absi, A. Abuelhaija, K. SolbachT. Kaiser, "Terahertz Passive RFID Tag Based on Dielectric Resonator Linear Array", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019. 

Y. Zhao, J. Weidenmueller, G. vom Bögel, A. Grabmaier, A. Alhaj Abbas, K. Solbach, A. Jimenez-Saez, M. Schüßler, R. Jakoby, "2D Metamaterial Luneburg Lens for Enhancing the RCS of Chipless Dielectric Resonator Tags", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019. In collaboration with: C09.

A. Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. SolbachT. Kaiser, "High RCS Passive Tag based on Dielectric Resonator - 2D Lens Combination", 12th German Microwave Conference (GeMiC 2019), Stuttgart, Germany, March 2019. [DOI: 10.23919/GEMIC.2019.8698178]. 

A. Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. SolbachT. Kaiser, "Dielectric Resonator–Based Passive Chipless Tag With Angle-of-Arrival Sensing", IEEE Transactions on Microwave Theory and Techniques, March 2019. [DOI: 10.1109/TMTT.2019.2901447]. 

A. Alhaj Abbas, M. El-Absi, A. Abuelhaija, K. SolbachT. Kaiser , "RCS enhancement of dielectric resonator tag using spherical lens", FREQUENZ Journal of RF-Engineering and Telecommunications, February 2019. [DOI: 10.1515/freq-2018-0224]. 

F. Zheng, Y. Chen, T. Kaiser, A. J. H. Vinck, "On the Coding of Chipless Tags", IEEE Journal of Radio Frequency Identification, October 2018. [DOI: 10.1109/JRFID.2018.2877054]. 

M. El-Absi, A. Abbas, A. Abuelhaija, F. Zheng, K. SolbachT. Kaiser, "High-Accuracy Indoor Localization Based on Chipless RFID Systems at THz Band", IEEE Access, September 2018. [DOI: 10.1109/ACCESS.2018.2871960]

M. El-Absi, A. A. h. Abbas, K. SolbachT. Kaiser, "Distance and Tag Aware Localization in Indoor Terahertz Systems”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2-4 2018. [DOI: 10.1109/IWMTS.2018.8454696]. 

M. El-Absi, A. Abuelhaija, A. A. h. Abbas, F. Zheng, K. SolbachT. Kaiser, “Chipless tags infrastructure based localization in indoor environments”, GeMiC 2018, Freiburg, Germany, March 2018. [DOI: 10.23919/GEMIC.2018.8335081]

A. A. h. Abbas, A. Abuelhaija, K. Solbach, ”Investigation of the transient EM scattering of a dielectric resonator”, GeMiC 2018, Freiburg, Germany, March 2018. [DOI: 10.23919/GEMIC.2018.8335082]

Project S05

For detailed information on S05 please click here.

A. Batra, A. Alhaj Abbas, J. Sanchez-Pastor, M. El-Absi, A. Jimenez-Saez, M. Khaliel, J. Barowski, M. Wiemeler, D. Göhringer, I. Rolfes, R. Jakoby, T. Kaiser, "Millimeter Wave Indoor SAR Sensing Assisted with Chipless Tags-Based Self-Localization System: Experimental Evaluation", IEEE Sensors Journal, November 2023, [DOI: 10.1109/JSEN.2023.3332431]. In collaboration with: C09, M04, S04.

M. Jalali, A. Prokscha, Y. Yun, T. Kubiczek, J. T. Svejda, S. PreuJ. Balzer, T. Kaiser, and D. Erni, "Non-invasive glucose sensing via the fingernail bed using THz radiation", Current Directions in Biomedical Engineering (CDBME), vol. 9, no. 1, pp. 507-510, September 2023, [DOI: 10.1515/cdbme-2023-1127]. In collaboration with: C02, M01, M03, M05, S04

F. Sheikh, Y. Zantah, A. Prokscha, T. Kaiser, "Peculiar Multipath Channels from THz Horn Antennas”, IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Portland, Oregon, USA, July 2023. [accepted]. In collaboration with: M01.

F. Sheikh, A. Prokscha, A. Batra, D. Lessy, B. Salah, B. Sievert, M. Degen, A. Rennings, M. Jalali, J. T. Svejda, P. Alibeigloo, E. Mutlu, C. Preuss, R. Kress, S. Clochiatti, K. Kolpatzeck, T. Kubiczek, I. Ullmann, K. Root, F. Brix, U. Krämer, M. Vossiek, J. C. Balzer, N. G. Weimann, T. Kaiser, D. Erni, "Towards Continuous Real-Time Plant and Insect Monitoring by Miniaturized THz Systems", IEEE Journal of Microwaves, June 2023. [DOI: 10.1109/JMW.2023.3278237].. In collaboration with: M01, M03, M05, C02, C05, S01, S03.

V. Iskandar , MA. Abd El Ghany and D. Göhringer, "Near-memory Computing on FPGAs with 3D-stacked Memories: Applications, Architectures, and Optimizations", ACM Trans. Reconfigurable Technol. Syst., March 2023. [DOI: 10.1145/3547658]

V. Iskandar , MA. Abd El Ghany and D. Göhringer, "NDP-RANK: Prediction and ranking of NDP systems performance using machine learning", Microprocessors and Microsystems, February 2023. [DOI: 10.1016/j.micpro.2022.104707]

A. Kamaleldin and D. Göhringer, "An Agile Tile-based Platform for Adaptive Heterogeneous Many-Core Systems", 2022 International Conference on Field-Programmable Technology (ICFPT), Hong Kong, December 2022. [DOI: 10.1109/ICFPT56656.2022.9974358]

A. Kamaleldin and D. Göhringer, "An Agile Tile-based Platform for Adaptive Heterogeneous Many-Core Systems", 2022 International Conference on Field-Programmable Technology (ICFPT), Hong Kong, December 2022. [DOI: 10.1109/ICFPT56656.2022.9974358]

E. Aliagha and D. Göhringer, "Energy Efficient Design of Coarse-Grained Reconfigurable Architectures: Insights, Trends and Challenges", 2022 International Conference on Field-Programmable Technology (ICFPT), Hong Kong, December 2022. [DOI: 10.1109/ICFPT56656.2022.9974339]

A. Batra, F. Sheikh, M. Wiemeler, D. Göhringer, T. Kaiser, "Investigation of THz SAR Through-Wall Sensing in Indoor Environment”, 44th Annual Meeting and Symposium of the Antenna Measurement Techniques Association (AMTA), Denver, Colorado, USA, 9-14 October 2022. In collaboration with: M01.

F. Sheikh, A. Batra, A. Prokscha, D. Lessy, T. Kaiser, "Look Through Hygroscopic Indoor Materials at Frequencies from 750 GHz to 1.1 THz”, 44th Annual Meeting and Symposium of the Antenna Measurement Techniques Association (AMTA), Denver, Colorado, USA, 9-14 October 2022. In collaboration with: S05.

A. Kamaleldin, E. Aliagha, A. Batra, M. Wiemeler, T. Kaiser and D. Göhringer, "Hardware/Software Co-design of 2D THz SAR Imaging for FPGA-based Systems-on-Chip", Fifth International Workshop on Mobile Terahertz Systems (IWMTS), Duisburg, Germany, July 2022. [DOI: 10.1109/IWMTS54901.2022.9832447]

A. Batra, F. Sheikh, M. Khaliel, M. Wiemeler, D. Göhringer, T. Kaiser, "Object Recognition in High-Resolution Indoor THz SAR Mapped Environment", Sensors, vol. 22, no. 10, 3762, May 2022. [DOI: 10.3390/s22103762]. In collaboration with: M01.

A. Kamaleldin and D. Göhringer, "AGILER: An Adaptive Heterogeneous Tile-Based Many-Core Architecture for RISC-V Processors", IEEE Access, April 2022. [DOI: 10.1109/ACCESS.2022.3168686]

V.T. Vu, M. I. Pettersson, A. Batra, T. Kaiser, "Fourier Transform of SAR Data Cube and 3D Range Migration Algorithm", IEEE Transactions on Aerospace and Electronic Systems (TAES), November 2021. [DOI: 10.1109/TAES.2021.3134724]

A. Kamaleldin, D. Göhringer, "Design For Agility: A Modular Reconfigurable Platform for Heterogeneous Many-Core Architectures", International Conference of  Field Programmable Logic (FPL), August 2021. [DOI: 10.1109/FPL53798.2021.00050].

A. Batra, A. Kamaleldin, Y. L. Zhen, M. Wiemler, D. Göhringer, T. Kaiser, "FPGA-Based Acceleration of THz SAR Imaging", 4th International Workshop on Mobile THz Systems (IWMTS), July 2021. 

A. Batra, T. Hark, J. Schorlemer, N. Pohl, I. Rolfes, M. Wiemeler, D. Göhringer, T. Kaiser, J. Barowski, "Fusion of Optical and Millimeter Wave SAR Sensing for Object Recognition in Indoor Environment", Fifth International Workshop on Mobile Terahertz Systems (IWMTS), July 2022, [DOI: 10.1109/IWMTS54901.2022.9832438]. In collaboration with: M04.

N. Charaf, A. Kamaleldin, M. Thümmler and D. Göhringer, "RV-CAP: Enabling Dynamic Partial Reconfiguration for FPGA-Based RISC-V System-on-Chip", IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW), May 2021. [DOI: 10.1109/IPDPSW52791.2021.00033].

A. Batra, J. Barowski, D. Damyanov, M. Wiemeler, I. Rolfes, T. Schultze, J. C. Balzer, D. Göhringer, T. Kaiser, "Short-Range SAR Imaging from GHz to THz Waves", IEEE Journal of Microwaves, April 2021. [DOI: 10.1109/JMW.2021.3063343]. In collaboration with: M04, M05

A. Batra, M. Wiemeler, D. Goehringer, T. Kaiser, "Comparison Analysis of Small and Large Bandwidth Indoor SAR Multi-Object Imaging at Low Terahertz Spectrum", 45th International Conference on Infrared, Millimeter, and Terahertz Wave, November 2020. [DOI: 10.1109/IRMMW-THz46771.2020.9370926]. In collaboration with: M01.

A. Batra, M. El-Absi, M. Wiemeler, D. Göhringer, T. Kaiser, "Indoor THz SAR Trajectory Deviations Effects and  Compensation With Passive Sub-mm Localization System", IEEE Access, October 2020. [DOI: 10.1109/ACCESS.2020.3026884]. In collaboration with: M01, S04.

A. Kamaleldin, S. Hesham and D. Göhringer, "Towards a Modular RISC-V Based Many-Core Architecture for FPGA Accelerators", IEEE Access, August 2020. [DOI: 10.1109/ACCESS.2020.3015706].

A. Kamaleldin, J. Wagner, I. Rolfes, J. Barowski, D. Goehringer, "Hardware/Software Co-design for the Signal Processing of Dielectric Materials Characterization", 3rd International Workshop on Mobile Terahertz Systems, IWMTS, Online Workshop, July 2020. In collaboration with: M02, M04.

A. Batra, V. T. Vu, Y. Zantah, M. Wiemeler, M. I. Pettersson, D. Goehringer , T. Kaiser, "Sub-mm Resolution Indoor THz Range and SAR Imaging of Concealed Object", IEEE MTT-S International Conference on Microwaves for Intelligent Mobility, April 2020. [DOI: 10.1109/ICMIM48759.2020.9299034]. In collaboration with: S04.

A. Batra, M. Wiemeler, D. Goehringer, T. Kaiser, "Simulation Validation of High Resolution Indoor Terahertz Synthetic Aperture Radar Imaging", 14th European Conference on Antennas and Propagation, EuCAP 2020, in Copenhagen, Denmark, March 2020. In collaboration with: M01.

A. Batra, Y. Zantah, V.T. Vu, M. Wiemeler, M.I. Pettersson, D. Goehringer, T. Kaiser, "Experimental Analysis of High Resolution Indoor THz SAR Imaging", 24th International ITG Workshop on Smart Antennas (WSA 2020)", February 2020. In collaboration with: M01.

A. Kamaleldin, M. Ali, P. Rad, M. Gottschalk, D. Göhringer, "Modular Memory System for RISC-V based MPSoC on Xilinx FPGA", 13th IEEE Int. Symp. on Embedded Multicore/Many-core Systems-on-Chip (MCSOC), Singapore, October 2019, [DOI: 10.1109/MCSoC.2019.00017]. 

S. Hesham, D. Göhringer, M.A. Abd El Ghany, "HPPT-NoC: A Dark-Silicon Inspired Hierarchical TDM NoC with Efficient Power-Performance Trading", IEEE Transactions on Parallel and Distributed Systems (TPDS), September 2019. [DOI: 10.1109/TPDS.2019.2942589]. 

S. Hesham, D. Göhringer, M.A. Abd El Ghany, "Dark-Silicon Inspired Energy Efficient Hierarchical TDM NoC", Proc. of the IEEE Computer Society Annual Symposium on VLSI (ISVLSI), July 2019. [DOI: 10.1109/ISVLSI.2019.00030]. 

A. Batra, M. Wiemeler, T. Kreul, D. Goehringer, T. Kaiser, "SAR Signal Processing Architecture and Effects of Motion Errors for mmWave and THz Frequencies", 2nd International Workshop on Mobile Terahertz Systems, IWMTS, Bad Neuenahr, Germany, July 2019, [DOI: 10.1109/IWMTS.2019.8823730]. In collaboration with: M01.

H. Khan, A. Podlubne, D. Göhringer, "Intrusive FPGA-in-the-loop Debugging using a Rule-based Inference System. Microprocessors and Microsystems (MICPRO)", Microprocessors and Microsystems, February 2019. [DOI: 10.1016/j.micpro.2018.11.004]. 

R.W. Etman, S. Hesham, K. Hofmann, M.A. Abd El Ghany, D. Göhringer, "Analysis of Synchronous-Asynchronous NoC for the Dark Silicon", IEEE Nordic Circuits and Systems Conference (NORCAS), October 2018. [DOI: 10.1109/NORCHIP.2018.8573470], 

H. Khan, D. Göhringer, "Cycle-accurate and cycle-reproducible Debugging of Embedded Designs using Articical Intelligence", 28th International Conference on Field Programmable Logic and Applications, August 2018. [DOI: 10.1109.FPL.2018.00084]. 

A. Batra, M. Wiemeler, T. Kreul, D. GoehringerT. Kaiser, “A Massive MIMO Signal Processing Architecture for GHz to THz Frequencies”, 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), Velen, Germany, July 2018. [DOI: 10.1109/IWMTS.2018.8454699]. In collaboration with: M01.

J. Rettkowski, D. Göhringer, "ASIR: Application-Specific Instruction-Set Router for NoC-Based MPSoCs", Computers, June 2018. [DOI: 10.3390/computers7030038]

H. Khan, A. Kamal, D. Göhringer, “An Intrusive dynamic partial reconfigurable cycle accurate Debugging system for Embedded Microprocessors”, ARC 2018, Santorini, Greece, May 2018. Project S05.

J. Wagner, J. Barowski, T. Kalb, D. Göhringer, I. Rolfes, "Hardware-accelerated Embedded SAR Processor for Realtime FMCW Radar Applications", GeMiC 2018, Freiburg, Germany. [DOI: 10.23919/GEMIC.2018.8335080]. In collaboration with: M02, M04.

L. Kalms, D. Göhringer, "Scalable Clustering and Mapping Algorithm for Application Distribution on Heterogeneous and Irregular FPGA Clusters", Journal of Parallel and Distributed Computing, February 2018. [DOI: 10.1016/j.jpdc.2018.02.033]. 

J. Rettkowski, D. Göhringer, "Application-Specific Processing using High-Level Synthesis for Networks-on-Chip", Proc. of the International Conference on Reconfigurable Computing and DPGAs 2017 (ReConFig ), pp. 1-7, Cancun, Mexico, December 2017  [DOI: 10.1109/RECONFIG.2017.8279777]

H. Kahn, J. Rettkowsi, M. Eldafrawy, D. Göhringer, "An Event-based Network-on-Chip Debugging System for FPGA-based MPSoCs", Proc. of the International Conference on Enbedded Computer Systems: Architectures, Modeling and Simulation 2017 (SAMOS XVI), pp 1-8. Samos, Greece. [DOI: 10.1109/SAMOS.2017.8344608].

MARIE-related Bachelor´s and Master´s Theses

  • Name: Le Feng
  • Type of thesis: Bachelor
  • Supervised by: Andreas Rennings (C05)
  • Title: "Evaluation of broadside radiating eigen-modes of dielectric resonator antennas"
  • Date of submission: 14/02/2017
  • Name: Alejandro Jiménez-Sáez
  • Type of thesis: Master
  • Supervised by: Martin Schüßler (C09)
  • Title: "High-Q Microwave Resonator and Resonator Array Concepts with Spectral Signature for Chipless Wireless Identification"
  • Date of submission: 04/04/2017
  • Name: Jario Escudero Torres
  • Type of Thesis: Master
  • Supervised by: Daniel Erni (C05)
  • Title: "Evaluation and extension of numerical simulation techniques for automotive radar"
  • Date of submission: 03/07/2017
  • Name: David Starke
  • Type of thesis: Master
  • Supervised by: Sven Thomas (C03)
  • Title: "Entwurf eines integrierten 120 GHz Quadratur-VCOs in einer SiGe-Technologie"
  • Date of submission: 14/11/2017
  • Name: Florian Vogelsang
  • Type of thesis: Master
  • Supervised by: Marcel van Delden (C01)
  • Title: "Untersuchung und Aufbau eines Sapphire Loaded Cavity Resonators mit sehr hoher Güte"
  • Date of submission: 18/12/2017
  • Name: Fabian Dübler
  • Type of thesis: Master
  • Supervised by: Sven Thomas (C03)
  • Title: "Simulation und Entwurf einer integrierten breitbandigen On-Chip Antenne für ein 240 GHz Radarsystem"
  • Date of submission: 30/12/2017
  • Name: Diana Castano Marin
  • Type of thesis: Master
  • Supervised by: Marcel van Delden (C01)
  • Title: "Concept and Realization of a Simulator for Analyzing and Designing Phase-Locked Loops"
  • Date of submission: 07/02/2018
  • Name: Dwi Cahyono
  • Type of thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "Impact of Antenna Directivities on the Multipath THz Channel"
  • Date of submission: 13/02/2018
  • Name: Jan Siska
  • Type of thesis: Master
  • Supervised by: Timo Jaeschke (C03)
  • Title: "FPGA-beschleunigte multispektrale SAR-Bildgebung mit breitbandigen FMCW-Radarsystemen"
  • Date of submission: 28/05/2018
  • Name: Lars Stolp
  • Type of Thesis: Master
  • Supervised by: Daniel Erni (M03)
  • Title: "Herstellung und Evaluierung von 3D-gedruckten Bauteilen für die Hochfrequenztechnik"
  • Date of submission: 29/05/2018
  • Name: Wanjiao Liu
  • Type of thesis: Master
  • Supervised by: Benedikt Sievert (C05), Khaled Arzi (C02)
  • Title: "Numerical evaluation of antennas combined with resonant tunneling diodes for detector and transmitter applications in the millimeter-wave range"
  • Date of submission: 01/06/2018
  • Name: Zeyang Qiao
  • Type of thesis: Bachelor
  • Supervised by: Mohamed Haj Hassan (S03)
  • Title: "Simulative und messtechnische Evaluation von Anordnungen zur Ellipsometrie"
  • Date of submission: 05/09/2018
  • Name: Dien Taufan Lessy
  • Type of thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "Development of Ray-Tracing Algorithm Based on Beckmann-Kirchhoff (B-K) Model tracing Non-specular Diffuse Scattered Rays at THz Frequencies"
  • Date of submission: 20/09/2018
  • Names: Baha Salah, Christian Morgenroth, Sujeendran Nagendirarajah       
  • Type of thesis: project thesis in Master´s course
  • Supervised by: Fawad Sheikh (M01)
  • Title: "MIMO THz Channel Models by Considering Rough Materials"
  • Date of submission: 22/10/2018
  • Name: Junaid Archad
  • Type of Thesis: Master
  • Supervised by: Alejandro Jimenz-Saez (C09)
  • Title: "Investigation of planar retroreflective structures to maximize the radar cross section of chipless passive RFID-tags"
  • Date of submission: 02/11/2018
  • Name: Benedikt Sievert
  • Type of Thesis: Master
  • Supervised by: Kevin Jerbic, Daniel Erni (M03)
  • Title: "Die Rolle der Diskretisierung bei der elektromagnetischen Simulation rauer Oberflächen"
  • Date of submission: 13/05/2019
  • Name: Nazia Jahan
  • Type of Thesis: Master
  • Supervised by: Alejandro Jimenez-Saez
  • Title: "Investigation on Frequency Selective Surfaces for the Frequency Coding of Retro-reflective Structures for Indoor Localization"
  • Date of submission: 10/07/2019
  • Name: Benjamin Baumann
  • Type of Thesis: Master
  • Supervised by: Daniel Erni (C05) (carried out at FhG-IAF - Fraunhofer Institute for Applied Solid State Physics)
  • Title: "Investigation on components for millimeter-wave system-in-packages in D-band-based on ceramic materials"
  • Date of submission: 27/08/2019
  • Names: Sohail Manzoor Hiraj; Nahid Ghayour
  • Type of thesis: Master Project
  • Supervised by: Mohammed El-Absi (S04)
  • Title: "Investigating beamforming algorithms at THz band" 
  • Date of submission: September 2019
  • Name: Jingjuan Niu
  • Type of Thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "Indoor Material Properties Extraction from Scattering Parameters at Frequencies from 750 GHz to 1.1 THz" 
  • Date of submission: 11/10/2019
  • Name: Huthayfa Ghunaim
  • Type of Thesis: Bachelor
  • Supervised by: Daniel Erni
  • Title: "GPU-based THz ray-tracer for predicting the effects of diffuse scattering by rough materials"
  • Date of submission: 20/11/2019
  • Names: Mohamed Abdelkhalek; Akram Najjar 
  • Type of thesis: Master Project
  • Supervised by: Mohammed El-Absi (S04)
  • Title: "Ray-tracing based channel modeling for RFID systems at high-frequency bands " 
  • Date of submission: November 2019
  • Name: Venkata Sai Prithvi Raj Thipparaju
  • Type of Thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "Modeling of T-WLAN link in Indoor Scattering Environments"
  • Date of submission: 06/02/2020
  • Name: Tom Burmeister
  • Type of Thesis: Bachelor
  • Supervised by: Alejandro Jimenez-Saez (C09)
  • Title: "Investigation of photonic crystal-integrated antennas for indoor localization tag landmarks"
  • Date of submission: 02/03/2020
  • Name: Mohammed Al-Mulla
  • Type of Thesis: Master
  • Supervised by: Daniel Erni (S03)
  • Title: "Implementation and optimization of a phased OAM antenna array"
  • Date of submission: 11/03/2020
  • Name: Faris Abd el Rahim
  • Type of Thesis: Master
  • Supervised by: Daniel Erni (C05/S03)
  • Title: "Signalverarbeitung von MIMO-Radarsystemen auf Basis von breit-bandigen Vollwellensimulationen zur Verbesserung der Ortsauflösung"
  • Date of submission: 19/03/2020
  • Name: Jesús Sánchez-Pastor
  • Type of Thesis: Master
  • Supervised by: Alejandro Jimenez-Saez (C09)
  • Title: "Investigation on Frequency Selective Surfaces for the Realization of Orientation Insensitive Indoor Localization Tag Landmarks"
  • Date of submission: 23/04/2020
  • Name: Peter Krämer 
  • Type of Thesis: Bachelor
  • Supervised by: Mohammed El-Absi (S04)
  • Title: "Investigating Indoor Localization Algorithms at High-Frequency Bands"
  • Date of submission: May 2020
  • Name: Pavansai Dudi
  • Type of Thesis: Master
  • Supervised by: Mohammed El-Absi (S04)
  • Title: "Deep Neural Network based Chipless Tag Detection"
  • Date of submission: June 2020
  • Name: Alireza Jahanbakhshi
  • Type of Thesis: Master
  • Supervised by: Mohammed El-Absi (S04)
  • Deep Neural Network based beamforming and coverage planning at THz band
  • Title: "Deep Neural Network based beamforming and coverage planning at THz band"
  • Date of submission: August 2020
  • Name: Akram Najjar
  • Type of Thesis: Master
  • Supervised by: Mohammed El-Absi (S04)
  • Title: "High Data Rate Wireless Multi-Media Networks at THz Frequencies"
  • Date of submission: August 2020
  • Name: Björn Häfner
  • Type of Thesis: Bachelor
  • Supervised by: Lukas Polzin, Thomas Musch (C01)
  • Title: "Aufbau und Charakterisierung einer rauscharmen Stromquelle für induktive Lasten"
  • Date of submission: 14/09/2020
  • Name: Tobias Kubiczek
  • Type of Thesis: Master
  • Supervised by: Dilyan Damyanov (M05)
  • Title: "Material classification of terahertz-transmission measurements with the help of neural networks"
  • Date of submission: 17/09/2020
  • Related Publication: [LINK]
  • Supplemental Material: [LINK]
  • Name: Yida Zhang
  • Type of Thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "THz Communications Through Intelligent Surfaces"
  • Date of Submission: 12/10/2020
  • Name: Yangzhi Gao
  • Type of Thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "Beam Misalignment Based Channel Modeling and Performance Analysis for Indoor THz Wireless Systems"
  • Date of Submission: 07/09/2021
  • Name: Bhanu Chander Dhanwada
  • Type of thesis: Master
  • Supervised by: Fawad Sheikh (M01)
  • Title: "GPU Acceleration and Multi-threading/Multi-processing for THz 3D Ray-tracing"
  • Date of submission: 06/04/2022
  • Name: Muhammad Haidar
  • Type of thesis: Bachelor
  • Supervised by: Fawad Sheikh (M01), Yamen Zantah
  • Title: "Error Compensation Methods for Optimized Mobile THz Measurements"
  • Date of submission: 31/05/2022
  • Name: Yanjun Meng
  • Type of thesis: Master
  • Supervised by: Fawad Sheikh (M01), Mohammed El-Absi (S04), Aman Batra (S05)
  • Title: "Object and Shape Detection for Indoor Scenarios using THz 3D Ray-tracing"
  • Date of submission: 03/02/2023