氚
解吸
吸附
材料科学
水蒸气
放射化学
化学工程
核工程
核物理学
化学
物理
物理化学
有机化学
工程类
作者
Ruichong Chen,Kazunari Katayama,Akito Ipponsugi,Ran Oyama,Hao Guo,Jianqi Qi,Zhijun Liao,Tiecheng Lu
出处
期刊:Nuclear Fusion
[IOP Publishing]
日期:2022-04-05
卷期号:62 (7): 076030-076030
被引量:3
标识
DOI:10.1088/1741-4326/ac6434
摘要
Abstract In order to efficiently grasp the tritium behavior in advanced core–shell breeding materials, this study adopts a route of injecting tritium out-of-pile to deal with the problems of fewer platforms, long periods, and high costs for traditional neutron irradiation-tritium release experiments. Here, tritium adsorption and desorption experiments were carried out with Li 4 TiO 4 –Li 2 TiO 3 core–shell breeding materials before and after long-term heating up to 30 days. The purpose is to study whether the structural changes caused by long-term heating will affect the adsorption and desorption behavior of tritium on the sample surface. The results show that the lack of chemically adsorbed water caused by long-term heating will significantly weaken the tritium adsorption capacity of the sample, but will not affect the desorption behavior of Ar, 1% H 2 + Ar and water vapor on tritium, so all samples show a very low tritium retention.
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