DocumentCode
448204
Title
Continuous and simultaneous multigas monitoring using a highly sensitive and selective photoacoustic sensor
Author
Schilt, Stéphane ; Besson, Jean-Philippe ; Thévenaz, Luc ; Gyger, Marcel
Author_Institution
Nanophotonics & Metrol. Lab., Swiss Fed. Inst. of Technol., Lausanne, Switzerland
Volume
2
fYear
2005
fDate
22-27 May 2005
Firstpage
1215
Abstract
A multi-gas photoacoustic sensor is reported. Simultaneous measurement of ammonia, carbon dioxide and water vapor is demonstrated at ppm level using semiconductor lasers. In-situ measurements to control the housing conditions of laboratory animals are presented.
Keywords
ammonia; carbon compounds; chemical variables measurement; gas sensors; infrared spectroscopy; measurement by laser beam; photoacoustic spectroscopy; semiconductor lasers; spectrochemical analysis; CO2; NH3; ammonia measurement; carbon dioxide; multigas monitoring; multigas photoacoustic sensor; semiconductor lasers; water vapor; Atmospheric measurements; Distributed feedback devices; Fiber lasers; Gas lasers; Laboratories; Monitoring; Optical buffering; Optical fiber sensors; Optical sensors; Power lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN
1-55752-795-4
Type
conf
DOI
10.1109/CLEO.2005.202076
Filename
1573142
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