220-GHz metamorphic HEMT amplifier MMICs for high-resolution imaging applications. - Axel Tessmann (IEEE J. Solid State Circuits, 2005)

Metamorphic HEMT MMICs and Modules for Use in a High-Bandwidth 210 GHz Radar. - Axel Tessmann; Ingmar Kallfass; Arnulf Leuther; Hermann Massler; Michael Kuri; Markus Riessle; Martin Zink; Rainer Sommer; Alfred Wahlen; Helmut Essen; Volker Hurm; Michael Schlechtweg; et al. (IEEE J. Solid State Circuits, 2008)

W-band radiometer system with switching front-end for multi-load calibration. - Ernst Weissbrodt; Ingmar Kallfass; Axel Hülsmann; Axel Tessmann; Arnulf Leuther; Hermann Massler; Oliver Ambacher (IGARSS, 2011)

Metamorphic HEMT MMICs and Modules Operating Between 300 and 500 GHz. - Axel Tessmann; Arnulf Leuther; Volker Hurm; Ingmar Kallfass; Hermann Massler; Michael Kuri; Markus Riessle; Martin Zink; Rainer Lösch; Matthias Seelmann-Eggebert; Michael Schlechtweg; Oliver Ambacher (IEEE J. Solid State Circuits, 2011)

Broadband Active Integrated Circuits for Terahertz Communication. - Ingmar Kallfass; Jochen Antes; Daniel Lopez-Diaz; Sandrine Wagner; Axel Tessmann; Arnulf Leuther (EW, 2012)

Millimeter-Wave Monolithic Integrated Circuits and Modules for Safety and Security Applications. - Michael Schlechtweg; Axel Tessmann; Axel Hülsmann; Ingmar Kallfass; Arnulf Leuther; Rolf Aidam; Christian Zech; Ulrich J. Lewark; Hermann Massler; Markus Riessle; Martin Zink; Josef Rosenzweig; et al. (Future Security, 2012)

Active load modules for W-band radiometer calibration. - Ernst Weissbrodt; Axel Tessmann; Michael Schlechtweg; Ingmar Kallfass; Oliver Ambacher (IGARSS, 2012)

Study on data transmission of complex modulated signals using an MMIC-based 220 GHz wireless link. - Jochen Antes; Tobias Mahler; Thomas Zwick; Axel Tessmann; Oliver Ambacher; Ingmar Kallfass (ISSSE, 2012)

Wireless communications on THz carriers takes shape. - Wolfgang Freude; Swen Koenig; Daniel Lopez-Diaz; Jochen Antes; Florian Boes; Ralf Henneberger; Arnulf Leuther; Axel Tessmann; René Schmogrow; David Hillerkuss; Robert Palmer; Thomas Zwick; et al. (ICTON, 2014)

Multi-gigabit data transmission using MMIC-based E-band frontends. - Jochen Antes; Florian Boes; Dominik Meier; Ulrich J. Lewark; Axel Tessmann; Arnulf Leuther; Ralf Henneberger; Ingmar Kallfass (RWS, 2014)

MMIC-based module-level frequency generation for e-band communication systems. - Ulrich J. Lewark; Jochen Antes; Michael Kuri; Ralf Henneberger; Axel Tessmann; Sandrine Wagner; Arnulf Leuther; Thomas Zwick; Ingmar Kallfass (RWS, 2014)

Performance comparison of raised cosine shaped and rectangular pulsed signals in E-band wireless communication systems. - Florian Boes; Jochen Antes; Dominik Meier; Tobias Messinger; Daniel Müller; Ralf Henneberger; Axel Tessmann; Ingmar Kallfass (RWS, 2015)

An ultra-high resolution radar-system operating at 300 GHz. - Nils Pohl; Stephan Stanko; Michael Caris; Axel Tessmann; Michael Schlechtweg (WiSNet, 2015)

Towards MMIC-Based 300GHz Indoor Wireless Communication Systems. - Ingmar Kallfass; Iulia Dan; Sebastian Rey; Parisa Harati; Jochen Antes; Axel Tessmann; Sandrine Wagner; Michael Kuri; Rainer Weber; Hermann Massler; Arnulf Leuther; Thomas Merkle; et al. (IEICE Trans. Electron., 2015)

Multi-Gigabit high-range fixed wireless links at high millimeterwave carrier frequencies. - Ingmar Kallfass; Jochen Antes; Axel Tessmann; Thomas Zwick; Ralf Henneberger (RWS, 2017)

Integrated 220-260 GHz Radar Frontend. - Thomas Merkle; Sandrine Wagner; Axel Tessmann; Michael Kuri; Hermann Massler; Arnulf Leuther (BCICTS, 2018)

High Gain 220 - 275 GHz Amplifier MMICs Based on Metamorphic 20 nm InGaAs MOSFET Technology. - Axel Tessmann; Arnulf Leuther; Felix Heinz; Frank Bernhardt; Hermann Massler (BCICTS, 2018)

Wireless Transmission at 0.3 THz Using Direct THz-to-Optical Conversion at the Receiver. - Sandeep Ummethala; Tobias Harter; K. Koehnle; Z. Li; S. Muehlbrandt; Yasar Kutuvantavida; Juned N. Kemal; J. Schaefer; Hermann Massler; Axel Tessmann; S. K. Garlapati; A. Bacher; et al. (ECOC, 2018)

A Dielectric-Filled Cavity-Backed Lens-Coupled Dipole Antenna at 100 GHz. - Alexander Dyck; Michael Kuri; Markus Rosch; Axel Tessmann; Oliver Ambacher (RWS, 2019)

Broadband 240-GHz Radar for Non-Destructive Testing of Composite Materials. - Thomas Merkle; Dominik Meier; Sandrine Wagner; Axel Tessmann; Michael Kuri; Hermann Massler; Arnulf Leuther (IEEE J. Solid State Circuits, 2019)

20-nm In0.8Ga0.2As MOSHEMT MMIC Technology on Silicon. - Axel Tessmann; Arnulf Leuther; Felix Heinz; Frank Bernhardt; Laurenz John; Hermann Massler; Lukas Czornomaz; Thomas Merkle (IEEE J. Solid State Circuits, 2019)

Airborne Circular W-Band SAR for Multiple Aspect Urban Site Monitoring. - Stephan Palm; Rainer Sommer; Daniel Janssen; Axel Tessmann; Uwe Stilla (IEEE Trans. Geosci. Remote. Sens., 2019)

Photonic-Electronic Ultra-Broadband Signal Processing: Concepts, Devices, and Applications. - Christian Koos; Sebastian Randel; Wolfgang Freude; Thomas Zwick; Johann-Christoph Scheytt; Jeremy Witzens; M. Walther; Tobias Harter; Sandeep Ummethala; Clemens Kieninger; Heiner Zwickel; Pablo Marin-Palomo; et al. (BCICTS, 2020)

Short-Range Full-Duplex Real-Time Wireless Terahertz Link for IEEE802.15.3d Applications. - Dominik Wrana; Yigal Leiba; Laurenz John; Benjamin Schoch; Axel Tessmann; Ingmar Kallfass (RWS, 2022)

Advanced mHEMT Technologies for Use in Radar, Communication and Meteorological Applications. - Axel Tessmann; Arnulf Leuther; Fabian Thome; Laurenz John; Bersant Gashi; Hermann Massler; Alexander Saam; Sébastien Chartier (BCICTS, 2023)

InGaAs HEMT Technology for Submillimeter-Wave and Ultra-Wideband Monolithic Integrated Circuits. - Fabian Thome; Laurenz John; Bersant Gashi; Axel Tessmann; Arnulf Leuther; Sébastien Chartier (IGARSS, 2023)

E-Band Active Upconverter Module with Tunable LO Feedthrough. - Benjamin Schoch; Dominik Wrana; Laura Manoliu; Michael Kuri; Sandrine Wagner; Axel Tessmann; Ingmar Kallfass (RWS, 2023)

Broadband InGaAs mHEMT THz Transmitters and Receivers. - Laurenz John; Fabian Thome; Arnulf Leuther; Axel Tessmann (OFC, 2024)

High-Capacity THz Wireless Transmission Supporting Future 6G Optical Networks. - Colja Schubert; Robert Elschner; Oliver Stiewe; In-Ho Baek; Simon Schütze; Andreas Maaßen; Kallyan Das; Robert B. Kohlhaas; Simon Nellen; Milan Deumer; Thomas Merkle; Axel Tessmann; et al. (OFC, 2025)