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Improved far-UVC LEDs: investigations reveal causes of unwanted UVA radiation
/en/research/research-news/improved-far-uvc-leds-investigations-reveal-causes-of-unwanted-uva-radiation
High-resolution spatial measurements uncovered the origin of unwanted parasitic emission at long wavelengths from UVC LEDs. We are now able to implement targeted changes to the manufacturing process,…
Tunnel diode-based distributed feedback (DFB) broad-area diode lasers with excellent results for LiDAR applications
/en/research/research-news/tunnel-diode-based-distributed-feedback-dfb-broad-area-diode-lasers-with-excellent-results-for-lidar-applications
For the first time, FBH has developed wavelength-stabilized DFB broad-area lasers with multiple epitaxially stacked active regions and tunnel junctions. They are designed for emission around…
FBH, TRUMPF, LayTec, and Finetech Unite to Develop Cost-Effective High-Power Diode Laser Stacks
/en/media-center/media-review/fbh-trumpf-laytec-and-finetech-unite-to-develop-cost-effective-high-power-diode-laser-stacks
Ferdinand-Braun-Institut, Leibniz-Institut für Höchstfrequenztechnik (FBH), an application-oriented research institute in the fields of high-frequency electronics, photonics and quantum physics, has…
Advanced in-situ etch depth control for dry etching processes – to achieve optimum device perfor-mance
/en/research/research-news/advanced-in-situ-etch-depth-control-for-dry-etching-processes-to-achieve-optimum-device-perfor-mance
Sophisticated etch processes are required to fabricate high-power diode lasers with excellent performance. We explain exemplarily how to control the etch depth in-situ and why the measuring…
Ticket zum neuen Job in der Wahlheimat
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Als einzigartiges Erfolgsprojekt, das sich permanent am aktuellen Bedarf der Unternehmen orientiert und sich durch seine sehr große Nähe zum Arbeitsmarkt auszeichnet, charakterisierte der Vorsitzende…
Targeting 6G applications in the sub-THz range – advanced InP bipolar transistor process
/en/research/research-news/targeting-6g-applications-in-the-sub-thz-range-advanced-inp-bipolar-transistor-process
Joint research activities between University of Duisburg-Essen and FBH yield improved performance of InP-based technologies. These rely on optimized epitaxial material and novel process techniques.…
Industry Partnership Eyes High-Performance Diode Laser Stacks
/en/media-center/media-review/industry-partnership-eyes-high-performance-diode-laser-stacks-1
The Ferdinand-Braun-Institut, Leibniz-Institut für Höchstfrequenztechnik (FBH) has partnered with TRUMPF, LayTec, and Finetech to develop high-power diode laser stacks with high duty cycle and…
Textile material identification using Shifted Excitation Raman Difference Spectroscopy
/en/research/research-news/textile-material-identification-using-serds
Raman spectroscopy can determine the chemical composition of textile samples. We use an in-house developed 785 nm dual-wavelength diode laser to successfully distinguish between dyed and undyed…
New pioneering Leibniz Lab to combat pandemics
/en/media-center/media-review/new-pioneering-leibniz-lab-to-combat-pandemics-1
FBH contributes its expertise in the development of innovative UV light-emitting diodes and related irradiation systems
Raman sensor system: non-invasive monitoring with wide-ranging applications
/en/media-center/media-review/raman-sensor-system-non-invasive-monitoring-with-wide-ranging-applications
Interview with Dr. Bernd Sumpf from the Laser Sensors Lab talking about the Raman sensor system developed at FBH, which can be used to measure the corotinoid concentration in the skin. This is…