Influence of Grain Boundaries on Interaction between Dislocation Walls and Mobile Dislocations in Fatigue Phenomenon through Atomic Simulation

2:30 PM - 4:00 PM

[P32] Influence of Grain Boundaries on Interaction between Dislocation Walls and Mobile Dislocations in Fatigue Phenomenon through Atomic Simulation

*Takuya Akiyama¹, Tomoaki Niiyama², Tomotsugu Shimokawa² (1. Graduate School of Kanazawa Univ., 2. Kanazawa Univ.)

Keywords:分子動力学法、固執すべり帯、転位組織、粒界

多くの機械構造物の破壊事故の原因となる疲労破壊において固執すべり帯の形成と挙動は重要である．分子動力学法を用いて固執すべり帯転位組織の運動に対する粒界の影響の調査し，微細粒組織の疲労現象を考察する．

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