Title :
High power 1060 nm ridge waveguide lasers with low-index quantum barriers for narrow divergence angle
Author :
Pietrzak, A. ; Crump, P. ; Wenzel, H. ; Bugge, F. ; Erbert, G. ; Tränkle, G.
Author_Institution :
Ferdinand-Braun-Inst. fur Hochstfrequenztechnik, Forschungsverbund Berlin, Berlin, Germany
Abstract :
Combining low-index quantum-barriers with thick (8.6 μm) waveguide in a multi-QW 1060-nm epi-structure enabled a vertical divergence of <; 9°. 30 W broad-area and 0.8 W single-transverse-mode operation ridge-waveguide devices are demonstrated using these vertical designs.
Keywords :
quantum well lasers; ridge waveguides; waveguide lasers; low-index quantum barriers; multi-QW epi-structure; narrow divergence angle; power 0.8 W; ridge waveguide lasers; vertical designs; Optical design; Optical refraction; Optical resonators; Optical sensors; Optical variables control; Optical waveguides; Power lasers; Refractive index; Stimulated emission; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
