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Conference Paper
CLEO: Science and Innovations
Baltimore, Maryland United States
May 1-6, 2011
ISBN: 978-1-55752-910-7
Gas Phase Sensing I (CThT)

Chirped Laser Dispersion Spectroscopy with baseline-free 2nd harmonic detection

Michal Nikodem, Clinton J. Smith, Damien Weidmann, and Gerard Wysocki  »View Author Affiliations


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A phase sensitive signal detection scheme for molecular spectroscopy based on chirped laser dispersion spectroscopy (CLaDS) is presented. We demonstrate application to sensitive remote sensing of trace gases using a 5.2 μm quantum cascade laser.

© 2011 OSA

OCIS Codes
(120.0280) Instrumentation, measurement, and metrology : Remote sensing and sensors
(300.6390) Spectroscopy : Spectroscopy, molecular
(140.5965) Lasers and laser optics : Semiconductor lasers, quantum cascade

M. Nikodem, C. J. Smith, D. Weidmann, and G. Wysocki, "Chirped Laser Dispersion Spectroscopy with baseline-free 2nd harmonic detection," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CThT4.

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