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Suchergebnisse 1541 bis 1550 von 5247

UV LED reliability: degradation mechanisms and challenges

/forschung/publikationen/uv-led-reliability-degradation-mechanisms-and-challenges

UV LED reliability: degradation mechanisms and challenges M. Meneghini1, F. Piva1, C. De Santi1, N. Trivellin1,2, M. Buffolo1, N. Roccato1, R. Brescancin1,…

Simulation of Optical Feedback Propagating through Tapered Amplifiers

/forschung/publikationen/simulation-of-optical-feedback-propagating-through-tapered-amplifiers

Simulation of Optical Feedback Propagating through Tapered Amplifiers N. Werner, P. Hildenstein, H. Wenzel, K. Paschke, and G. Tränkle Ferdinand-Braun-Institut gGmbH,…

Coherent beam combining progress on diode lasers and tapered amplifiers at 808 nm

/forschung/publikationen/coherent-beam-combining-progress-on-diode-lasers-and-tapered-amplifiers-at-808-nm

Coherent beam combining progress on diode lasers and tapered amplifiers at 808 nm C. Mourikisa, G. Blumea, A. Maaßdorfa, J. Frickea, K. Paschkea, G. Lucas-Leclinb…

High-brightness 1.4 kW 780 nm QCW laser pump module with low-loss coupling into 1 mm fiber up to 50 % duty cycle

/forschung/publikationen/high-brightness-14-kw-780-nm-qcw-laser-pump-module-with-low-loss-coupling-into-1-mm-fiber-up-to-50-duty-cycle

High-brightness 1.4 kW 780 nm QCW laser pump module with low-loss coupling into 1 mm fiber up to 50 % duty cycle M. Hübner, M. Wilkens, B. Eppich, P.S. Basler,…

Progress in Experimental Studies into the Beam Parameter Product of GaAs-based High-Power Diode Lasers

/forschung/publikationen/progress-in-experimental-studies-into-the-beam-parameter-product-of-gaas-based-high-power-diode-lasers

Progress in Experimental Studies into the Beam Parameter Product of GaAs-based High-Power Diode Lasers P. Crumpa, M. Elattara, Md.J. Miaha, M. Ekteraia, M.M. Karowa,…

Kilowatt-class, 1-cm diode laser bars at 910-940 nm with improved power, conversion efficiency and beam quality

/forschung/publikationen/kilowatt-class-1-cm-diode-laser-bars-at-910-940-nm-with-improved-power-conversion-efficiency-and-beam-quality

Kilowatt-class, 1-cm diode laser bars at 910-940 nm with improved power, conversion efficiency and beam quality Md.J. Miah, A. Boni, D. Martin, A. Knigge,…

On-site shifted excitation Raman difference spectroscopy for soil investigations

/forschung/publikationen/on-site-shifted-excitation-raman-difference-spectroscopy-for-soil-investigations

On-site shifted excitation Raman difference spectroscopy for soil investigations M. Maiwald, K. Sowoidnich, B. Sumpf Ferdinand-Braun-Institut gGmbH, Leibniz-Institut für…

Diode laser based light sources for shifted excitation resonance Raman difference spectroscopy in the spectral range between 450 nm and 532 nm

/forschung/publikationen/diode-laser-based-light-sources-for-shifted-excitation-resonance-raman-difference-spectroscopy-in-the-spectral-range-between-450-nm-and-532-nm

Diode laser based light sources for shifted excitation resonance Raman difference spectroscopy in the spectral range between 450 nm and 532 nm B. Sumpf, A. Müller, M. Braune,…

Compact plug and play optical frequency reference device based on Doppler-free spectroscopy of rubidium vapor

/forschung/publikationen/compact-plug-and-play-optical-frequency-reference-device-based-on-doppler-free-spectroscopy-of-rubidium-vapor

Compactness, robustness and autonomy of optical frequency references are prerequisites for reliable operation in mobile systems, on ground as well as in space. We present a standalone plug and play…

High-quality AlGaN epitaxy on lattice-engineerable AlN template for high-power UVC light-emitting diodes

/forschung/publikationen/high-quality-algan-epitaxy-on-lattice-engineerable-aln-template-for-high-power-uvc-light-emitting-diodes

AlGaN-based UVC light-emitting diodes (LED) were fabricated on high-quality AlN templates with an engineerable in-plane lattice constant. The controllability of the in-plane strain originated from…