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Chips - Laser & LEDs
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Diode lasers with wavelengths of 0.62 - 1.2 µm and UVB/UVC light-emitting diodes tailored precisely to the application - from chips to prototypes.
Photonics
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Our research and development in photonics ranges from diode lasers to LEDs, from basic research to finished modules and prototypes.
UV Light Emitting Diodes (UV-LEDs)
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From chip to finished module: We offer the entire value chain of UV LEDs, including adapted emission wavelength for your application.
Towards ultra low-noise transimpedance amplifiers using InP HBT devices for sub-THz communication
/en/research/research-news/towards-ultra-low-noise-transimpedance-amplifiers-using-inp-hbt-devices-for-sub-thz-communication
FBH develops low-noise and broadband transimpedance amplifiers for communications and sensing applications using InP HBT devices.
Progress in side-cooled stacks: 600 W CW output power at 780 nm in a narrow, symmetric beam
/en/research/research-news/progress-in-side-cooled-stacks-600-w-cw-output-power-at-780-nm-in-a-narrow-symmetric-beam
FBH scientists have demonstrated the operation of a high-power diode-laser module based on GaAs diode lasers with a micro-channel-free design at 40 A driving current. Beam quality measurements…
Arrays of ultraviolet micro-LEDs for production, sensing, and communication
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The FBH has fabricated micro-LEDs emitting in the UV spectral range. They can be densely packed to form high-resolution arrays. Coupled with a driver chip, individual illumination patterns can be…
Closing the wavelength gap of laser diodes around 700 nm, suited for quantum technology applications
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FBH successfully mastered the miscibility gap of quaternary GaInAsP, thus closing the wavelength gap between 690 - 730 nm, which has so far not been accessible with GaAsP quantum wells.
New Leibniz-funded project aims at lasers with very high output powers in a narrow beam
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FBH and their partners will start work in 2023 on project PCSELence "Excellence in Photonic Crystal Surface Emitting Lasers” as part of the Leibniz Association’s “Cooperative Excellence” program. The…
New Focused Ion Beam System for Device Characterization and Rapid Prototyping
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FBH recently installed a Helios 5 UX dual beam system that combines a focused gallium ion beam with a scanning electron microscope. The instrument will be used for microscopic analysis of…
Compact single-stage 90 GHz power amplifier for terahertz applications
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We have realized a compact power amplifier using our InP MMIC process, achieving a maximum output power of 12.5 dBm with 17% efficiency. The circuit is equipped with low-temperature indium bumps…