Filippov F.V.1, Kotov M.A.1, Solovyov N.G.1, Glebov V.N.2, Dubrova G.A.2, Malyutin A.M.2
1Ishlinsky Institute for Problems in Mechanics, Russian Academy of Sciences, Moscow, Russia
2National Research Center “Kurchatov Institute”, Moscow, Russia
Email: filippov@ipmnet.ru, kotov@ipmnet.ru
The work is devoted to the peculiarities of conducting calibration procedures for thermoelectric detectors via setting a pulsed laser load. Thermoelectric detectors and their sensitive elements based on Cr and GeTe crystallites were studied. A laser diode with a radiation power of up to 30 watts was used as a radiation source. A high-speed photodiode was used to assess the overall sensitivity of the sensor. The aspects of performing calibration procedures described in the work make it possible to obtain volt-watt characteristics for various sensitive elements and determine the degree of reliability of the values of heat fluxes produced by them when used in a pulsed gas dynamic experiment. Keywords: thermoelectric detector, thermal EMF, pulsed laser diode, photodiode, calibration.
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