An evanescent-field fiber-sensor is used to monitor the CO/sub 2/ concentration directly within a fumerole with a time resolution better than minutes. This device facilitates long-term measurements and offers great potential as precursor for volcanic activity.


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    Title :

    Fiber-optic laser-sensor for online and in-situ monitoring of volcano gases


    Contributors:
    Willer, U. (author) / Bohling, C. (author) / Schade, W. (author)


    Publication date :

    2004-01-01


    Size :

    200096 byte



    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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