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Atomistic Simulations of Defects Production under Ion Irradiation in Epitaxial Graphene on SiC
/forschung/publikationen/atomistic-simulations-of-defects-production-under-ion-irradiation-in-epitaxial-graphene-on-sic
Using first-principles and analytical potential atomistic simulations, production of defects in epitaxial graphene (EG) on SiC upon ion irradiation for ion types and energies accessible in helium-ion…
Lateral Transistors on β-Ga2O3: Overview on Design, Technology, and Characterization
/forschung/publikationen/lateral-transistors-on-beta-ga2o3-overview-on-design-technology-and-characterization
This chapter reviews recent advances in the fabrication of lateral ß-Ga2O3 power transistors for high-voltage switching applications. In this regard, certain aspects in the design principles and…
Spatially resolved degradation effects in UVB LEDs stressed by constant current operation
/forschung/publikationen/spatially-resolved-degradation-effects-in-uvb-leds-stressed-by-constant-current-operation
InAlGaN-based UVB light-emitting diodes with an emission wavelength of 310 nm were operated at an elevated nominal current density of 200 A/cm2 and a heatsink temperature of 29°C. The…
Evaluation of Modern Approaches for the Assessment of Dietary Carotenoids as Markers for Fruit and Vegetable Consumption
/forschung/publikationen/evaluation-of-modern-approaches-for-the-assessment-of-dietary-carotenoids-as-markers-for-fruit-and-vegetable-consumption
The assessment of dietary carotenoids via blood measurements has been widely used as a marker for fruit and vegetable consumption. In the present study, modern, non-invasive approaches to assess…
Spectral behavior of high-power distributed feedback lasers
/forschung/publikationen/spectral-behavior-of-high-power-distributed-feedback-lasers
The mode hopping behavior of high-power distributed feedback lasers emitting near 780 nm is studied. The lasers have highly reflective rear and anti-reflection coated front facets. The influence…
High-power diode lasers with in-situ-structured lateral current blocking for improved threshold, efficiency and brightness
/forschung/publikationen/high-power-diode-lasers-with-in-situ-structured-lateral-current-blocking-for-improved-threshold-efficiency-and-brightness-1
We present high-power GaAs-based broad-area diode lasers with a novel variant of the enhanced self- aligned lateral structure ‘eSAS’, having a strongly reduced lasing threshold and improved peak…
Treatment of the Candida subspecies Candida albicans and Candida parapsilosis with two far-UVC sources to minimise mycoses in clinical practice
/forschung/publikationen/treatment-of-the-candida-subspecies-candida-albicans-and-candida-parapsilosis-with-two-far-uvc-sources-to-minimise-mycoses-in-clinical-practice-1
Fungal infections have increased considerably over the last decades, becoming progressively resistant to common drugs. UVC light has shown microbiological eradication effects, whereby the wavelength…
Efficiency optimization of ridge waveguide amplifiers at 1122 nm
/forschung/publikationen/efficiency-optimization-of-ridge-waveguide-amplifiers-at-1122-nm
Efficiency optimization of ridge waveguide amplifiers at 1122 nm N. Werner, M. Triebkorn, A. Ginolas, S. Kreutzmann, P. Hildenstein, K. Paschke, G. Tränkle …
Reliable operation of 1064 nm DBR tapered lasers and monolithic master oscillator tapered amplifiers at output powers up to 7 W
/forschung/publikationen/reliable-operation-of-1064-nm-dbr-tapered-lasers-and-monolithic-master-oscillator-tapered-amplifiers-at-output-powers-up-to-7-w
Reliable operation of 1064 nm DBR tapered lasers and monolithic master oscillator tapered amplifiers at output powers up to 7 W B. Sumpf, C. Zink, A. Maaßdorf, J. Fricke,…
Investigation of distributed Bragg reflectors tapered-ridge-waveguide lasers under nanosecond high pulse current excitation
/forschung/publikationen/investigation-of-distributed-bragg-reflectors-tapered-ridge-waveguide-lasers-under-nanosecond-high-pulse-current-excitation
Investigation of distributed Bragg reflectors tapered-ridge-waveguide lasers under nanosecond high pulse current excitation H. Christopher, M. Beier, J. Fricke, J. Glaab,…