Search Results - "Erbert, G"

Novel passivation process for the mirror facets of Al-free active-region high-power semiconductor diode lasers by Ressel, P., Erbert, G., Zeimer, U., Hausler, K., Beister, G., Sumpf, B., Klehr, A., Trankle, G.

“…A novel process for the passivation of mirror facets of Al-free active-region high-power semiconductor diode lasers is presented. Designed for technological…”
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Theoretical and experimental investigations of the limits to the maximum output power of laser diodes by Wenzel, H, Crump, P, Pietrzak, A, Wang, X, Erbert, G, Tränkle, G

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First Observation of Cross-Beam Energy Transfer Mitigation for Direct-Drive Inertial Confinement Fusion Implosions Using Wavelength Detuning at the National Ignition Facility by Marozas, J A, Hohenberger, M, Rosenberg, M J, Turnbull, D, Collins, T J B, Radha, P B, McKenty, P W, Zuegel, J D, Marshall, F J, Regan, S P, Sangster, T C, Seka, W, Campbell, E M, Goncharov, V N, Bowers, M W, Di Nicola, J-M G, Erbert, G, MacGowan, B J, Pelz, L J, Yang, S T

“…Cross-beam energy transfer (CBET) results from two-beam energy exchange via seeded stimulated Brillouin scattering, which detrimentally reduces ablation…”
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Efficient 600-W-Laser Bars for Long-Pulse Pump Applications at 940 and 975 nm by Karow, M. M., Frevert, C., Platz, R., Knigge, S., MaaBdorf, A., Erbert, G., Crump, P.

“…We report the first demonstration of 1.2 J-emission into long pulses (≥2 ms) from passively cooled laser bars. These efficient high-fill-factor bars were…”
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Concept for power scaling second harmonic generation using a cascade of nonlinear crystals by Hansen, A K, Tawfieq, M, Jensen, O B, Andersen, P E, Sumpf, B, Erbert, G, Petersen, P M

“…Within the field of high-power second harmonic generation (SHG), power scaling is often hindered by adverse crystal effects such as thermal dephasing arising…”
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High-power 980-nm DFB RW lasers with a narrow vertical far field by Wenzel, H., Fricke, J., Klehr, A., Knauer, A., Erbert, G.

“…We compare 980-nm distributed-feedback ridge-waveguide lasers having cavity lengths of 1.5 and 3 mm. The maximum single-mode output powers are 500 and 700 mW,…”
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Continuous wave terahertz radiation from an InAs/GaAs quantum-dot photomixer device by Kruczek, T., Leyman, R., Carnegie, D., Bazieva, N., Erbert, G., Schulz, S., Reardon, C., Reynolds, S., Rafailov, E. U.

“…Generation of continuous wave radiation at terahertz (THz) frequencies from a heterodyne source based on quantum-dot (QD) semiconductor materials is reported…”
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High-Power 980-nm Broad-Area Lasers Spectrally Stabilized by Surface Bragg Gratings by Fricke, J., Bugge, F., Ginolas, A., John, W., Klehr, A., Matalla, M., Ressel, P., Wenzel, H., Erbert, G.

“…We report on broad-area distributed Bragg reflector (DBR) lasers with a stripe width of 90 ¿m providing up to 14-W optical power and 50% maximum conversion…”
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Combined Mg/Zn p-type doping for AlGaInP laser diodes by Pohl, J., Bugge, F., Blume, G., Knigge, A., Knigge, S., Erbert, G., Weyers, M.

“…Carbon-doped AlGaAs and AlInP doped with zinc or magnesium are compared as p-cladding material for laser diodes emitting around 633nm. Mg doping of Al(Ga)InP…”
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Generation of spectrally stable continuous-wave emission and ns pulses with a peak power of 4 W using a distributed Bragg reflector laser and a ridge-waveguide power amplifier by Klehr, A, Wenzel, H, Fricke, J, Bugge, F, Erbert, G

“…We have developed a diode-laser based master oscillator power amplifier (MOPA) light source which emits high-power spectrally stabilized and nearly-diffraction…”
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DBR laser diodes emitting near 1064 nm with a narrow intrinsic linewidth of 2 kHz by Spießberger, S., Schiemangk, M., Wicht, A., Wenzel, H., Erbert, G., Tränkle, G.

“…We report on the realization of distributed Bragg reflector laser diodes emitting near a wavelength of 1064 nm in a single longitudinal mode with high output…”
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High-Power DBR-Tapered Laser at 980 nm for Single-Path Second Harmonic Generation by Fiebig, C., Blume, G., Uebernickel, M., Feise, D., Kaspari, C., Paschke, K., Fricke, J., Wenzel, H., Erbert, G.

“…We present experimental results about edge-emitting distributed-Bragg-reflector-tapered diode lasers emitting at 980 nm. The investigated lasers show an output…”
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Development of narrow linewidth, micro-integrated extended cavity diode lasers for quantum optics experiments in space by Luvsandamdin, E., Spießberger, S., Schiemangk, M., Sahm, A., Mura, G., Wicht, A., Peters, A., Erbert, G., Tränkle, G.

“…We present a micro-integrated extended cavity diode laser module for experiments on rubidium Bose–Einstein condensates and atom interferometry at 780.24 nm…”
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High-Brightness Quantum Well Tapered Lasers by Sumpf, B., Hasler, K.-H., Adamiec, P., Bugge, F., Dittmar, F., Fricke, J., Wenzel, H., Zorn, M., Erbert, G., Trankle, G.

“…High-power quantum well lasers with high brightness in the spectral range between 650 nm and 1080 nm will be presented. Improved layer structures with a narrow…”
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Dynamics of a gain-switched distributed feedback ridge waveguide laser in nanoseconds time scale under very high current injection conditions by Klehr, A, Wenzel, H, Brox, O, Schwertfeger, S, Staske, R, Erbert, G

“…We present detailed experimental investigations of the temporal, spectral and spatial behavior of a gain-switched distributed feedback (DFB) laser emitting at…”
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Fundamental-Lateral Mode Stabilized High-Power Ridge-Waveguide Lasers With a Low Beam Divergence by Wenzel, H., Bugge, F., Dallmer, M., Dittmar, F., Fricke, J., Hasler, K.H., Erbert, G.

“…We compare ridge-waveguide lasers with trench widths of 5 and 20 mum. The emission wavelength is around 1064 nm and the ridge width is 5 m. The maximum output…”
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Design and Simulation of Next-Generation High-Power, High-Brightness Laser Diodes by Jun Jun Lim, Sujecki, S., Lei Lang, Zhichao Zhang, Paboeuf, D., Pauliat, G., Lucas-Leclin, G., Georges, P., MacKenzie, R., Bream, P., Bull, S., Hasler, K.-H., Sumpf, B., Wenzel, H., Erbert, G., Thestrup, B., Petersen, P.M., Michel, N., Krakowski, M., Larkins, E.C.

“…High-brightness laser diode technology is progressing rapidly in response to competitive and evolving markets. The large volume resonators required for…”
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High power laser pulses with voltage controlled durations of 400 - 1000 ps by Harth, F, Ulm, T, Lührmann, M, Knappe, R, Klehr, A, Hoffmann, Th, Erbert, G, L'huillier, J A

“…We report on the generation and amplification of pulses with pulse widths of 400 - 1000 ps at 1064 nm. For pulse generation an ultra-fast semiconductor…”
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Blue-green light generation using high brilliance edge emitting diode lasers by Jechow, A., Menzel, R., Paschke, K., Erbert, G.

“…A review about second harmonic generation using edge emitting diode lasers and nonlinear crystals to obtain laser radiation in the blue‐green spectral range is…”
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5-W DBR Tapered Lasers Emitting at 1060 nm With a Narrow Spectral Linewidth and a Nearly Diffraction-Limited Beam Quality by Hasler, K.-H., Sumpf, B., Adamiec, P., Bugge, F., Fricke, J., Ressel, P., Wenzel, H., Erbert, G., Trankle, G.

“…Distributed Bragg reflector tapered lasers emitting at a wavelength of about 1060 nm were realized. The expitaxial layer structure leads to a vertical…”
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