〇Takuma Nakamura¹, Yu Sugimura¹, Ken Kanazawa¹, Shinji Kuroda¹, Masanori Mitome², Yoshio Bando², Hiroaki Nitani³, Bastin Bonef⁴ (1.Grad. School of Pure & Appl. Sci., Univ. of Tsukuba, 2.National Institute for Materials Science, 3.High Energy Accelerator Research Organization, 4.University of California, Santa Barbara)