*RYOTA KAWAKAMI¹, HIROKI TANIHO², KASUMI TATE², YUYA MATSUI¹, NAOFUMI OHTSU³ (1. Kitami Inst. of Tech., 2. Kitami Inst. of Tech., 3. Kitami Inst. of Tech.)

*Mridul Gupta¹, Ryosuke Ozasa^1,2, Takuya Ishimoto^1,2,3, Tetsuji Kuse⁴, Akihiko Yanagitani⁵, Masato Ueda⁶, Naoyuki Nomura⁷, Takayoshi Nakano^1,2 (1. Osaka Univ., 2. Osaka Univ. AM Center, 3. Univ. Toyama, 4. Sanyo Special Steel Co., Ltd, 5. Univ. of Hyogo, 6. Kansai Univ., 7. Tohoku Univ.)

*Naoki Ota¹, Kosuke Ueki¹, Masaaki Nakai¹ (1. kindai Univ.)