^〇Tatsuya Ito^1,2, Seong-Yun Kim¹, Yuanlai Xu¹, Keitaro Hitomi¹, Keizo Ishii¹, Ryuji Nagaishi², Takaumi Kimura² (1.Tohoku University, 2.Japan Atomic Energy Agency)

^〇Atsushi Yamakawa¹, Ippei Amamoto², Takuma Yokozawa², Hidekazu Kobayashi², Tomitsugu Taguchi², Yoshio Hasegawa³, Yukio Hishinuma³ (1.Japan Nuclear Fuel Chemical Analysis Co., Ltd., 2.Japan Atomic Energy Agency, 3.Artkagaku Co.,Ltd.)

^〇Tadayuki Takahashi^1,2, Haruaki Tokuda^1,2, Seong-Yun Kim¹, Keitaro Hitomi¹, Keizo Ishii¹ (1.Tohoku University, 2.Japan Nuclear Fuel Limited)

^〇Akihiko YAMAUCHI^1,2, Yusuke INABA², Kenji TAKESHITA^1,2 (1.Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, 2.Research Laboratory for Nuclear Reactors, Tokyo Institute of Technology)