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Conferences > CLEO_AT > 2013 > ATh1I > ATh1I.6

Sulfur dioxide detection using 7.4 μm DFB-QCL based cavity enhanced absorption spectroscopy

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

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Abstract

A quantitative measurements of sulfur dioxide using CW, RT DFB-QCL based cavity-enhanced absorption spectroscopy and 2f wavelength modulation detection technique will be reported. Detection limits of 130ppbv (1σ) were achieved with a 0.4-sec averaging time.

© 2013 Optical Society of America

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