[J] JIM-ISIJ Joint Session Materials science of martensitic and bainitic transformations and its applications(1)

[J24] Where and when are dislocations induced by transformation cycling in Ti–Ni alloys?

Hiroshi AKAMINE¹, Akira HEIMA², Yohei SOEJIMA¹, Masatoshi MITSUHARA¹, Tomonari INAMURA³, *Minoru NISHIDA¹ (1. Faculty of Engineering Sciences, Kyushu University, 2. School of Materials and Chemical Technology, Tokyo institute of Technology, 3. Institute of Innovative Research, Tokyo institute of Technology)

Keywords:Ti-Ni形状記憶合金、熱サイクル、変態誘起転位、自己調整構造、3次元観察

熱サイクルによってTi-Ni合金に導入される変態誘起転位の配列とM相の自己調整構造に着目し，転位が“いつ”，“どこで”発生するかを明らかにすることを目的とした．