Title :
100 W-output power from passively cooled laser bar with 30% filling factor
Author :
Knigge, A. ; Erbert, G. ; Ressel, P. ; Sumpf, B. ; Wenzel, H. ; Tränkle, G.
Author_Institution :
Ferdinand-Braun-lnst. fur Hochstfrequenztechnik, Berlin, Germany
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.
Keywords :
heat sinks; laser cooling; quantum well lasers; thermal resistance; 100 W; 100 W-output power; 940 nm; FWHM; GaAsP barriers; InGaAs quantum well; filling factor; optimised layer structures; passively cooled heat sinks; passively cooled laser bar; thermal resistance; vertical divergence; wall plug efficiency; waveguide structure; Bars; Costs; Filling; Heat sinks; Plugs; Power generation; Power lasers; Quantum well lasers; Thermal resistance; Waveguide lasers;
Conference_Titel :
Semiconductor Laser Conference, 2004. Conference Digest. 2004 IEEE 19th International
Conference_Location :
Matsue-shi
Print_ISBN :
0-7803-8627-2
DOI :
10.1109/ISLC.2004.1382742
