*Tatsuaki SAKAMOTO¹, Mina HAMADA², Hiromichi TAKEBE¹ (1. Graduate School of Ehime Univ., 2. Faculty of Engineering of Ehime Univ.)

*Ken CHO¹, Hajime KAWABATA¹, Tatsuhiro HAYASHI¹, Hiroyuki　Y. YASUDA¹, Masao TAKEYAMA², Takayoshi NAKANO¹ (1. Osaka Univ., 2. Tokyo Inst. Technol.)

*Ryosuke YAMAGATA¹, Yotaro OKADA¹, Hirotoyo NAKASHIMA¹, Masao TAKEYAMA¹ (1. Department of Materials Science & Engineering, School of Materials and Chemical Technology, Tokyo Institute of Technology)

*Hirotoyo NAKASHIMA¹, Yuta KIMOTO², Masao TAKEYAMA¹ (1. Department of Materials Science & Engineering, School of Materials and Chemical Technology, Tokyo Institute of Technology, 2. Tokyo Institute of Technology (Present: JFE Steel Co.）)

*Haruka UEMURA¹, Kyosuke KISHIDA^1,2, Haruyuki INUI^1,2 (1. Kyoto Univ., 2. Kyoto Univ. ESISM)

*Hongwei YAO¹, Zhenghao Chen², Haruyuki Inui^2,3 (1. Kyoto university, 2. ESISM, 3. Kyoto university)

*XIANGYU WU^1,2, Masami Ando³, Ryuta Kasada², Sosuke Kondo², HAO YU² (1. Graduate school of Eng., Tohoku Univ., 2. IMR, Tohoku Univ., 3. QST)