Title :
Effect of speed of sound on quartz-enhanced photoacoustic spectroscopy trace gas sensor performance
Author :
Dong, Lei ; Liu, Kun ; Kosterev, Anatoliy A. ; Tittel, Frank K.
Author_Institution :
Electr. & Comput. Eng. Dept., Rice Univ., Houston, TX, USA
Abstract :
The effect of speed of sound (SoS) on the performance of quartz-enhanced photoacoustic spectroscopy (QEPAS) sensor was investigated. Methods to correct QEPAS signal and to minimize effect of SoS by the carrier gas was studied.
Keywords :
gas sensors; optical sensors; photoacoustic spectroscopy; quartz; QEPAS signal; carrier gas; quartz-enhanced photoacoustic spectroscopy trace gas sensor performance; speed of sound; Gas detectors; Gas lasers; Measurement by laser beam; Optical sensors; Physics; Quantum cascade lasers; Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
