[J] チタン・チタン合金

[J5] Ultrafine-grain refinement makes Ti-O alloy ductile at 77 K

*Yan Chong^1,2,3, Reza Gholizadeh¹, Ruopeng Zhang³, Andy Minor³, Nobuhiro Tsuji^1,2 (1. Department of Materials Science and Engineering, Kyoto University、2. Elements Strategy Initiative for Structural Materials (ESISM), Kyoto University、3. Department of Materials Science and Engineering, UC Berkley)

キーワード：titanium、oxygen interstitial、grain size、mechanical property

We explored the effects of grain refinement(by severe plastic deformation and annealing) on the low temperature tensile properties and deformation behaviors of Ti-O alloys