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Small heat exchanger using silver powder
Affiliation:1. School of Resources, Environment and Materials, Guangxi University, Nanning, 530004, Guangxi, China;2. School of Energy Science and Engineering, Central South University, Changsha, 410083, China;3. Department of Chemical Systems Engineering, Graduate School of Engineering, Nagoya University, Furo-cho, Chikusa-ku, Nagoya, 464-8603, Aichi, Japan;1. Institute of High Energy physics, Chinese Academy of Sciences, Beijing 100049, China;2. Key Laboratory of Particle Acceleration Physics & Technology, Chinese Academy of Sciences, Beijing 100049, China;3. University of Chinese Academy of Sciences, Beijing 100049, China
Abstract:A simple heat exchanger using silver powder for cooling pure liquid 3He is described. The temperature difference across the heat exchanger was less than 5μK at the superfluid transition of 3He with a thermal flux of 0.06 nW.
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