Title :
A sensitive CW DFB quantum cascade laser based QEPAS sensor for detection of SO2
Author :
Waclawek, J. P. ; Lewicki, R. ; Jahjah, M. ; Ma, Y. F. ; Chrysostom, E. T. H. ; Lendl, Bernhard ; Tittel, F. K.
Author_Institution :
Institute of Chemical Technologies and Analytics, Vienna University of Technology, Getreidemarkt 9/164 AC, 1060 Vienna
Abstract :
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.
Keywords :
Absorption; Computer architecture; Electron tubes; Pollution measurement; Quantum cascade lasers; Sensitivity; Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-4673-1839-6
