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Conference Paper
Conference on Lasers and Electro-Optics
San Francisco, California United States
May 16, 2004
ISBN: 1-55752-770-9
CLEO Poster Session I (CTuP)

Gas sensing with a 9 μm thermoelectrically-cooled quasi-cw distributed feedback quantum cascade laser

Damien Weidmann, Anatoliy A. Kosterev, Frank K. Tittel, Thierry Aellen, Mattias Beck, Daniel Hofstetter, Jerome Faist, and Stephane Blaser

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Abstract

A compact trace gas sensor based on a thermoelectrically cooled quasi CW quantum cascade laser is reported. Direct absorption of SO2 was used for laser characterization. 2f wavelength modulation spectroscopy was applied to ammonia monitoring.

© 2004 Optical Society of America

OCIS Codes
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.5960) Lasers and laser optics : Semiconductor lasers
(280.0280) Remote sensing and sensors : Remote sensing and sensors
(280.3420) Remote sensing and sensors : Laser sensors

Citation
D. Weidmann, A. A. Kosterev, F. K. Tittel, T. Aellen, M. Beck, D. Hofstetter, J. Faist, and S. Blaser, "Gas sensing with a 9 μm thermoelectrically-cooled quasi-cw distributed feedback quantum cascade laser," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CTuP59.
http://www.opticsinfobase.org/abstract.cfm?URI=CLEO-2004-CTuP59


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