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.


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    Title :

    Continuous and simultaneous multigas monitoring using a highly sensitive and selective photoacoustic sensor


    Contributors:
    Schilt, S. (author) / Besson, J.-P. (author) / Thevenaz, L. (author) / Gyger, M. (author)


    Publication date :

    2005-01-01


    Size :

    1801302 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English




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