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Die Zukunft ist optisch
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Currently, satellites communicate by means of microwaves. However, this technology could soon reach its limits. The FBH has developed a communications module based on semiconductor lasers which could…
Improved calibration structures for frequencies up to 110 GHz
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Network analyzer measurements are the most important means for the characterization of RF circuits in the upper GHz range. As the raw measurement data do not only reflect the behavior of the…
Günther Tränkle ist Sprecher des neuen Optik-Clusters Berlin-Brandenburg
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Today, Berlin Senator of Commerce Wolf and Brandenburg State Secretary Heidemanns introduced Prof. Dr. Günther Tränkle as the speaker for the new Berlin Brandenburg optics cluster.
Surface-emitting UV LEDs with small apertures
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Jointly with partners from research and industry, FBH develops focusable LEDs with an emission near 360 nm for applications in the analysis of bodily fluids. In a first step, top-emitting LEDs…
More efficiency for power electronics
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Under the auspices of the Ferdinand-Braun-Institut, the EU project HiPoSwitch has now been launched. The project aims at more compact and more powerful energy converters which are used, for…
Compact ps light source for materials analytics and materials processing
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At FBH, a novel ps light source has been developed consisting of a mode-locked diode laser with hybrid-integrated pulse picker and amplifier. The compact module provides ultra-short light pulses…
Fresh off the press: frequent “GaN power electronics”
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The latest issue of frequent is published. It focuses on energy-saving solutions for GaN power electronics.
Reliable AlGaN/GaN-HEMTs for Alphasat space mission
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Within the framework of a research project, FBH systematically compared devices fabricated on epitaxial wafers from different vendors. After having demonstrated its stable and reproducible GaN-HEMT…
Red lasers with a mean time to failure of 10 years
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Red broad area laser diodes (100 µm x 1,5 mm) show an output power of 2.5 W and a conversion efficiency of 35% at 15°C. Reliability tests were carried out at an output power of up to 1.2 W for…
Foundation stone ceremony for the extension of Jenoptik’s high-tech plant
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Jenoptik expands its production facilities in Berlin. Georg Schütte (State Secretary, Federal Ministry of Education and Research), Michael Mertin (CEO, Jenoptik AG), Jürgen Sebastian (Managing…