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Design and Fabrication of Transfer-Printable Evanescently Coupled GaAs-based Amplifier Coupons
/en/research/publications/design-and-fabrication-of-transfer-printable-evanescently-coupled-gaas-based-amplifier-coupons
GaAs-based quantum well emitters can cover the spectral range from 600 nm to 1200 nm, which is of interest for applications such as quantum optics and biosensing [1]. These applications…
Heterogeneously Integrated Evanescently Coupled Laser Systems on SiN Emitting in the Near-Infrared Band
/en/research/publications/heterogeneously-integrated-evanescently-coupled-laser-systems-on-sin-emitting-in-the-near-infrared-band
Silicon nitride (SiN) with its ultra-low loss has emerged as a powerful passive platform for visible photonics [1], enabling a wide range of applications such as optical coherence tomography. Central…
Monolithically Integrated GaAs-based Ring-Resonator-Coupled Lasers
/en/research/publications/monolithically-integrated-gaas-based-ring-resonator-coupled-lasers
Applications such as spectroscopy, light detection and ranging (LIDAR), and optical coherence tomography (OCT) often require narrow linewidth, widely tunable laser sources. In the past, such laser…
Monolithic Dual-Wavelength DBR Diode Laser at 633 nm Suitable for Raman Spectroscopy in Fluorescent Environments
/en/research/publications/monolithic-dual-wavelength-dbr-diode-laser-at-633-nm-suitable-for-raman-spectroscopy-in-fluorescent-environments
Raman spectroscopy is a well-established analytical tool that provides a molecular fingerprint of the sample [1]. Utilization of diode lasers as a light source had a big impact in this field,…
Compact laser distribution modules for future optical atomic clocks in space
/en/research/publications/compact-laser-distribution-modules-for-future-optical-atomic-clocks-in-space
Compact laser distribution modules for future optical atomic clocks in space J. Hamperla, N. Goossen-Schmidta, B. Arara,b, M. Bursya, S. Hariharana,c, A. Lieroa,…
Mit Fern-UVC-Licht gegen multiresistente Erreger
/en/media-center/media-review/mit-fern-uvc-licht-gegen-multiresistente-erreger
“Mit vorhandenen Verfahren lässt sich eine Infektion mit multiresistenten Erregern nicht sicher bekämpfen. Wieso neu entwickelte Fern-UVC-LED in diesem Zusammenhang interessant sind und welche…
ICoSeMT 2025
/en/events/icosemt-2025
FBH will present current research results at the 4th International Conference on Semiconductor Materials and Technology.
GaN Trap Model Extraction based on MHz Load-line Measurements
/en/research/publications/gan-trap-model-extraction-based-on-mhz-load-line-measurements
The extraction of model parameters for GaN HEMTs is a challenging task that typically requires a comprehensive series of pulsed measurements to ensure that the resulting model is both accurate and…
Band-Pass Filter Based on Stacked Metal Plates in V-band Waveguide Technology
/en/research/publications/band-pass-filter-based-on-stacked-metal-plates-in-v-band-waveguide-technology
Waveguide filters ideally require resonance chambers, whose shape is defined by sharp corners. As this is difficult to obtain by classical means of production, a cost-effective rectangular band-pass…
A Highly-Efficient 4.3 GBaud Push-Pull LDMOS Based Pre-Driver With 6V Signal-Swing for GaN HEMTs in 22 nm FDSOI
/en/research/publications/a-highly-efficient-43-gbaud-push-pull-ldmos-based-pre-driver-with-6v-signal-swing-for-gan-hemts-in-22-nm-fdsoi
The paper presents a highly power efficient push-pull LDMOS-based pre-driver, implemented in a 22 nm FDSOI CMOS process, generating an output voltage swing of 6V for GaN-based switching power…