9:45 AM - 10:00 AM
*Hiroyuki Kagi1, Toshinori Kubo1, Yukiko Hoshino1, Takehiko Yagi1, Ayako Shinozaki2, Hiroaki Ohfuji4, Satoshi Nakano5, Aiko Nakao6, Taku Okada3 (1.Geochemical Research Center, Graduate School of Science, The University of Tokyo, 2.Graduate School of Environmental Studies, Nagoya Univerisity, 3.ISSP, The University of Tokyo, 4.GRC, Ehime University, 5.NIMS, 6.RIKEN)