6:15 PM - 7:30 PM
*Naoki NOGUCHI1, Kazuki KOMATSU2, Ayako SHINOZAKI2, Keiji SHINODA3, Hiroyuki KAGI2 (1.Graduate School of Engineering, Hiroshima University, 2.Geochemical Laboratory, Graduate School of Science, The University of Tokyo, 3.Department of Geosciences, Faculty of Science, Osaka City University)