Positive and/or negative pressure is used to trap airborne particles against a filter. Positive pressure is provided by low molecular weight gas (He or H) to achieve high particle velocity and high capture percentage. Trapped particles are examined under electron microscope.


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    Title :

    Atmospheric particle sampler


    Contributors:

    Published in:

    Publication date :

    1976-03-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English


    Keywords :


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