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Miniaturized space-borne rubidium two-photon optical frequency references for optical atomic clocks
/en/research/research-news/miniaturized-space-borne-rubidium-two-photon-optical-frequency-references-for-optical-atomic-clocks
FBH has developed an optical frequency reference using two-photon spectroscopy of rubidium, reaching a short-term stability of 1.5 x 10-13. This setup will be further miniaturized towards a turn-key…
Wideband vector-corrected measurements on a modified vector network analyzer system for 5G-MIMO and space applications
/en/research/research-news/wideband-vector-corrected-measurements-on-a-modified-vector-network-analyzer-system-for-5g-mimo-and-space-applications
With the unique 5G-MIMO hardware measurement system and the developed IF and RF calibration procedure, we have now verified 1-port measurements at 12.5 GHz with a signal with an instantaneous IF…
Reliable semiconductors for space, satellites and quantum technologies
/en/media-center/press-releases/reliable-semiconductors-for-space-satellites-and-quantum-technologies
At ILA in Berlin, the Ferdinand-Braun-Institut will showcase space-qualified diode laser modules with narrow linewidths, optical frequency references and further III-V components for satellite and…
Best Poster Award at the PhoenixD LaserDay 2022 Konferenz
/en/media-center/press-releases/best-poster-award-at-the-phoenixd-laserday-2022-konferenz
Janpeter Hirsch received the Best Poster Award for his poster "Micro-integrated semiconductor laser modules for precision spectroscopy applications" at the PhoenixD LaserDay 2022 conference.
Wide-Bandgap Electronics Department
/en/about-us/structure/labs-departments/iii-v-electronics/wide-bandgap-electronics-department
We develop and research high-frequency and power electronic devices based on the wide-bandgap semiconductors GaN, AlN und Ga2O3. Contact Dr. Oliver Hilt Phone +49 30 63922791 Email…
New ALD-etch cluster tool promotes FBH’s device technology
/en/research/research-news/new-ald-etch-cluster-tool-promotes-fbhs-device-technology
The high-performance equipment allows to etch, anneal, and deposit in one single cluster tool, thus offering well-defined surface conditions and a low level of cross-contamination. This opens up new…
Quantum Future Academy
/en/events/quantum-future-academy
The young academy on application-oriented quantum technology supports students from the natural sciences, engineering, and information technology.
FBH publication – selected as "Editor's Pick"
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The publication "Comparison of individual and common wavelength-operation for 785 nm Y-branch DBR ridge waveguide diode lasers with adjustable spectral distance" has been selected as Editor's Pick by…
Very good & at times even excellent – Ferdinand-Braun-Institut successfully evaluated
/en/media-center/press-releases/ferdinand-braun-institut-successfully-evaluated
"Very good, at times even excellent" – this is how an international group of experts assessed the research results of the FBH in their evaluation report. In its statement dated July 12, the…
Assessment of molecular soil composition by shifted excitation Raman difference spectroscopy (SERDS)
/en/research/research-news/assessment-of-molecular-soil-composition-by-shifted-excitation-raman-difference-spectroscopy-serds
SERDS using customized diode lasers is a powerful tool for soil analysis in the presence of strong fluorescence interference. For the first time, SERDS spectra enabled to predict the soil organic…