[G] 耐熱材料

[139] Elucidation of diffusion blocking effect during structural change of L1₂+D0₂₂→L1₂ in Ni₃Al_1-xV_x alloys by a first-principles calculation

*許 恒新¹、温 哲辰¹、廣澤 渉一¹、大瀧 光弘¹、谷村 誠¹ (1. 横浜国立大学)

キーワード：Diffusion blocking effect、L1₂-Ni3(Al,V) diffusion field、a first-principles calculation

In this study, a first-principles calculation was employed to elucidate diffusion behavior of Al and V in L12-Ni3(Al,V) diffusion field, and then a proposed diffusion blocking effect was verified.