氦在金属中积累,引起力学性能下降,导致氦脆,影响贮氚容器,堆材料等的使用.拟用离子注入法加速引入氦,研究氦在不锈钢等材料中与点阵缺陷及杂质的作用,其迁移,聚集和再释放.寻找低温氦脆原因.预期获得实验规律及理论分析成果,并提供选材及工艺参考.
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数据更新时间:2023-05-31
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