High Brightness Tapered Lasers based on Quantum Dots at 920 nm with Enhanced Temperature Stability of the Emission Wavelength for Uncooled Pump Applications

Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany

Proceedings: ECOC 2007

Pages: 2Language: englishTyp: PDF

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Authors:
Kaiser, W.; Debusmann, R.; Kamp, M.; Reithmaier, J. P.; Forchel, A. (Technische Physik, Universitt Wrzburg, Am Hubland, D-97074 Wrzburg, Germany)
Reithmaier, J. P. (Technische Physik, Institute of Nanostructure Technologies and Analytics, Universitt Kassel, Heinrich-Plett-Str. 40, D-34132 Kassel, Germany)

Abstract:
Low-aperture index-guided tapered lasers based on InGaAs-quantum dots are demonstrated with low temperature induced wavelength shift of 0.14 nm/K (P=900 mW) suitable for integration in laser bars. Gain-guided lasers exhibit output powers of 3 W.