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100W-output power from passively cooled laser bar with 30 % filling factor
A. Knigge, G. Erbert, P. Ressel, R. Staske, B. Sumpf, H. Wenzel, and G. Tränkle
Ferdinand-Braun-Institut für Höchstfrequenztechnik, Gustav-Kirchhoff-Straße 4, D-12489 Berlin, Germany
Published in:
Conf. Dig. 19th ISLC, Matsue/Japan, IEEE 2004, pp. 358-359, September 2004.
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Abstract:
940 nm laser bars with optimised layer structures will be reported. 100 W output
power, wall plug efficiency above 60 % and a vertical divergence of 27° FWHM were achieved
despite mounting on passively cooled heat sinks only.
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