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Wasser mit ultravioletten LEDs umweltfreundlich reinigen
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A cost-effictive and safe method to sterilize potable water locally could facilitate the access to clean drinking water in many regions of the world.
FBH publishes Annual Report 2009
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Keeping you up to date about FBH's last year's results and developments.
Normally-off GaN HV-Transistors for Power Electronics
/en/research/research-news/normally-off-gan-hv-transistors-for-power-electronics
FBH successfully developed GaN power transistors offering up to 1000 V breakdown strength. An additional advantage is their normally-off characteristic. Due to safety reasons, the transistor can only…
Berlin WideBaSe set off
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In July 2010, the innovative regional growth core Berlin WideBaSe has been started with FBH playing a pivotal role in the project.
New Electron Beam Lithography Tool at FBH
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The new shaped beam system SB251 allows direct write applications with highest precision providing the technological basis for further development of state-of-the-art devices at the FBH.
"Berlin WideBaSe" develops Semiconductors for High-Power Applications
/en/media-center/press-releases/berlin-widebase-develops-semiconductors-for-high-power-applications
Semiconductors with wide bandgap offer excellent materials properties and enable extremely compact and very fast power devices as well as powerful UV light emitters. Berlin WideBaSe combines know-how…
Enhancing the Light Extraction of Ultraviolet Light Emitting Diodes
/en/research/research-news/enhancing-the-light-extraction-of-ultraviolet-light-emitting-diodes
Compact UV LEDs are highly attractive for various applications. The FBH succeeded in significantly increasing the currently low efficiency with a novel design approach.
Significant Improvement in Output Power of UV LEDs
/en/research/research-news/significant-improvement-in-output-power-of-uv-leds
LEDs in the UV spectral range are fabricated from AlGa(In)N epitaxial layer stacks on a sapphire substrate that is transparent for UV light. By optimizing the AlN base layers and the AlGaN structures…
High-Power 1060 nm Ridge Waveguide Lasers with Low-Index Quantum Barriers for Narrow Vertical Divergence Angle
/en/research/research-news/high-power-1060-nm-ridge-waveguide-lasers-with-low-index-quantum-barriers-for-narrow-vertical-divergence-angle
FBH scientists have recently demonstrated high-power ridge waveguides with extremely narrow lateral and vertical far field angles of 12° x 17° respectively (95% power content).
Innovative Transistorchips for Satellites
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Nearly every household uses the processing power of modern high-power chips. For special applications, scientists not only strive for ever smaller and faster transistors but also for reliable…