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Conferences > LACEA > 2002 > SaB > SaB5

Spectroscopic trace gas detection with pulsed quantum cascade lasers

Anatoliy A. Kosterev, Frank K. Tittel, Shawn Wehe, David M. Sonnenfroh, Mark G. Allen, Rüdeger Köhler, Claire Gmachl, Federico Capasso, Deborah L. Sivco, and Alfred Y. Cho

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Abstract

Pulsed quantum cascade lasers operating at wavelength of 10 and 4.6 microns were used for detection of ammonia and carbon monoxide, respectively. Variations of atmospheric CO concentration were continuously monitored with 12 ppbv precision using a 1 m optical pathlength.

© 2002 Optical Society of America

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