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Kapitza resistance between 3HE4HE dilute solution and metal fine powder below 1 millikelvin

✍ Scribed by Gong-Hun Oh; Masahito Nakagawa; Hikota Akimoto; Osamu Ishikawa; Tohru Hata; Takao Kodama


Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
205 KB
Volume
165-166
Category
Article
ISSN
0921-4526

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✦ Synopsis


We have cooled 3He-4He dilute solution down to 202 UK, and find that T-' dependency of the Kapitza resistance between the solution and the metal powder is still valid at the lowest temperature. The estimated heat leak was 45 pW. We hav_ed $so, investigated the time evolution of the heat leak, and find that it is proportional to t * .