Device, using specular black cavity heater, temperature sensors, and electronics and electrodeposited cavity/thermal impedance structures, can achieve + or - 0.1 percent long-term absolute uncertainty at solar constant level. Dual-cavity configuration helps decrease sensitivity for heat-sink temperature drift.


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    Title :

    Active-cavity radiometer/pyroheliometer


    Contributors:

    Published in:

    Publication date :

    1977-09-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English




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