Affiliation: | (1) Institute of Particle and Nuclear Studies, High Energy Accelerator Research Organization (KEK), Oho 1-1, Tsukuba, 305-0801 Ibaraki, Japan;(2) Japan Atomic Energy Research Institute (JAERI-Tokai), Shirane 2-4, Tokai, 319-1195 Ibaraki, Japan;(3) Faculty of Engineering, Aomori University, Kouhata 2-3-1, Aomori, 090-0943 Aomori, Japan;(4) National Institute of Materials Science (NIMS), Namiki 1-1, Tsukuba, 305-0044 Ibaraki, Japan;(5) Tokyo University of Science, 264 Yamazaki, Noda, 278-8510 Chiba, Japan;(6) College of Engineering, Osaka Prefecture University, 1-1 Gakuencho Sakai, 599-5231 Osaka, Japan |