*Toshihiko Ohnuki^1,2,3, Liu Jiang³, Dotsuta Yuma³, Kitagaki Toru³, Nakase Masahiko² (1. Otsuma Women's University, 2. Tokyo Institute of Technology, 3. JAEA)

*Jiang Liu¹, Yuma Dotsuta¹, Toru Kitagaki¹, Masahide Takano¹, Naofumi Kozai¹, Toshihiko Ohnuki^1,2 (1. Japan Atomic Energy Agency, 2. Tokyo Institute of Technology)

*Kojiro Nagata¹, Akiko Yamaguchi^2,3, Tohru Kobayashi², Kojiro Shimojo², Keiichi Yokoyama², Hajime Tanida², Tsuyoshi Yaita², Yoshio Takahashi³, Takashi Yoshimura¹ (1. Institute for Radiation Sciences, Osaka Univ., 2. Sector of nuclear science research, Japan Atomic Energy Agency, 3. Graduate School of Science, The Univ. of Tokyo)