3:00 PM - 3:15 PM
*Hiroki Suga1, Masaaki Miyahara1, Motoo Ito2, Yasuo Takeichi3, Hikaru Yabuta1, Akira Yamaguchi4, Yoshio Takahashi5, Eiji Ohtani6 (1.Hiroshima University, 2.Kochi Institute for Core Sample Research, JAMSTEC, 3.KEK-Photon Factory, 4.National Institute of Polar Research, 5.The University of Tokyo, 6.Tohoku University)