Affiliation: | 1Research Laboratory for Nuclear Reactors, Tokyo Institute of Technology, Ookayama, Meguro-ku, Tokyo, 152-8550, Japan 2Institute for Materials Research, Tohoku University, Oarai-machi, Higashiibaraki-gun, Ibaraki, 311-1313, Japan 3Japan Nuclear Cycle Development Institute, Oarai-machi, Higashiibaraki-gun, Ibaraki, 311-1393, Japan |