辐照条件下Fe-Cu合金中富Cu析出相的临界形核尺寸和最小能量路径的弦方法计算

刘续希, 柳文波, 李博岩, 贺新福, 杨朝曦, 恽迪

Calculation of Critical Nucleus Size and Minimum Energy Path of Cu-Riched Precipitates During Radiation in Fe-Cu Alloy Using String Method

LIU Xuxi, LIU Wenbo, LI Boyan, HE Xinfu, YANG Zhaoxi, YUN Di

图3 650 K和0.01 dpa/s下Fe-0.3%Cu演化2步和50步后临界团簇的Cu元素浓度分布和团簇形貌

Fig.3 Cu concentration distributions and top views of cluster morphologies of critical nucleus (insets) of Fe-0.3%Cu alloy at 650 K and radiation intensity of 0.01dpa/s (a) cluster after 2-step-revolution (b) cluster after 50-step-revolution