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Conferences > CLEO_SI > 2013 > CTh5C > CTh5C.10

CW TEC DFB-QCL based sensor for ultra-sensitive detection of methane and nitrous oxide for environmental and medical applications

M. Jahjah, R. Lewicki, J. Tarka, P. Stefański, and F. K. Tittel

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Abstract

A sensitive and selective QEPAS-based sensor was developed for CH4 (1275.04 cm−1) and N2O (1275.5 cm−1) detection. Detection limits of 20 ppbv (CH4) and 7 ppbv (N2O) at 1σ were achieved with a 1-sec averaging time.

© 2013 Optical Society of America

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