[2H11-16] Modeling

[2H11] MD simulations to evaluate the effects of stacking fault energy on the interaction between an edge dislocation and a Frank loop

(1)effects of stacking fault energy on the interaction morphology

＊Taira Okita¹, Yujiro Hayashi², Sho Hayakawa², Mitsuhiro Itakura³ (1.Research into Artifacts, Center for Engineering, the University of Tokyo, 2.Department of Systems Innovation, School of Engineering, the University of Tokyo, 3.Center for Computational Science & e- Systems, Japan Atomic Energy Agency)

Keywords:molecular dynamics, austenitic stainless steels, irradiation-induced defect

積層欠陥エネルギー(SFE)のみ異なる6種類のFCC金属原子間ポテンシャルを用いて、刃状転位とFrank loopの相互作用をMD法で再現した。転位によるloop吸収、perfect loopへの変換、loopの剪断、3種類の相互作用形態が確認された。