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A sensitive CW DFB quantum cascade laser based QEPAS sensor for detection of SO2

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7 Author(s)
Waclawek, J. P. ; Institute of Chemical Technologies and Analytics, Vienna University of Technology, Getreidemarkt 9/164 AC, 1060 Vienna ; Lewicki, R. ; Jahjah, M. ; Ma, Y. F.
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The development of a sensitive SO2 QEPAS-based sensor platform employing a CW DFB-QCL will be reported. A detection sensitivity of 100 ppbv was achieved with a 1-sec averaging time for the 1380.94 cm−1 SO2 line.

Published in:

Lasers and Electro-Optics (CLEO), 2012 Conference on

Date of Conference:

6-11 May 2012