4:30 PM - 4:45 PM
*Hisao Satoh1, Yuki Kimura2, Ryuichi Komatsu3, Itsuki Sakon4 (1.Low-Level Radioactive Waste Disposal Center, Japan Nuclear Fuel Limited, 2.Institute of Low Temperature Science, Hokkaido University , 3.Faculty of Engineering, Yamaguchi University, 4.School of Science, The University of Tokyo)