Design and flight performance of a space
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M.M Freund; L Duband; A.E Lange; T Matsumoto; H Murakami; T Hirao; S Sato
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Article
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1998
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Elsevier Science
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English
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We report the design, space-qualification and flight performance of a 3 He refrigerator that has achieved the first sub-Kelvin temperatures in orbit. The refrigerator has been used to cool the bolometric detectors of the Far Infrared Photometer (FIRP) on the Infrared Telescope in Space (IRTS). The r