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COMPASSO mission and its iodine clock: outline of the clock design
/en/research/publications/compasso-mission-and-its-iodine-clock-outline-of-the-clock-design
One of the limiting factors for GNSS geolocation capabilities is the clock technology deployed on the satellites and the knowledge of the satellite position. Consequently, there are numerous ongoing…
A VNA-Based Wideband Measurement System for Large-Signal Characterization of Multiport Circuits
/en/research/publications/a-vna-based-wideband-measurement-system-for-large-signal-characterization-of-multiport-circuits
This work reports on a wideband (WB) measurement system based on a vector network analyzer (VNA) topology for multiport large-signal measurements. The setup exploits a modified commercial VNA with WB…
Low-resistive gate module for RF GaN-HFETs by electroplating
/en/research/publications/low-resistive-gate-module-for-rf-gan-hfets-by-electroplating
This paper presents a novel approach for reducing the gate resistance (Rg) of K and Ka-band GaN HFETs with 150 nm gate length through a new gate metallization technique. The method involves…
Compact turnkey system for multi-contact diode lasers for portable spectroscopic applications
/en/research/publications/compact-turnkey-system-for-multi-contact-diode-lasers-for-portable-spectroscopic-applications
Diode laser-based light sources allow the implementation of features to meet specific application requirements. Besides output power and specific wavelength, this can also include spectral…
Optimization of high power AlGaInP laser diodes at 626 nm
/en/research/publications/optimization-of-high-power-algainp-laser-diodes-at-626-nm
The rapid advancement of 9Be+ ion-based quantum computing is creating a high demand for scalable and specialized laser sources. For this purpose, laser radiation at 313 nm is necessary which is…
Far-UVC LEDs emitting at 226 nm for sensing of nitrogen oxide
/en/research/research-news/far-uvc-leds-emitting-at-226-nm-for-sensing-of-nitrogen-oxide
After comprehensive technological optimizations, our 226 nm UV LEDs are now ready for use in nitrogen oxide detection. The fabricated devices with an output power in the milliwatt range lay the…
Calibrated wideband measurements on a modified VNA for modulated-input control and linearization of a multi-port PA
/en/research/research-news/calibrated-wideband-measurements-on-a-modified-vna-for-modulated-input-control-and-linearization-of-a-multi-port-pa
In modern telecommunication systems it is essential to characterize circuits & amplifiers with wideband modulated signals in calibrated reference planes. We have now verified 3-port wideband…
Photonics West 2024
/en/events/photonics-west-2024
We will attend the conference and trade show - visit us at the German Pavilion, booth 4205-43
Ferdinand-Braun-Institut starts the new year with Patrick Scheele as Scientific Managing Director
/en/media-center/press-releases/fbh-starts-the-new-year-with-patrick-scheele-as-scientific-managing-director
In January 2024, Prof. Dr.-Ing. Patrick Scheele (48) has been appointed the new Scientific Managing Director of the Ferdinand-Braun-Institut, Leibniz-Institut für Höchstfrequenztechnik (FBH).…