3:00 PM - 3:15 PM
*Youko MIYOSHI1, Jun-ichiro ISHIBASHI2, Yuka YOKOYAMA3, Yoshio TAKAHASHI3 (1.National institute of Advanced Industrial Science and Technology (AIST), 2.Department of Earth and Planetary Sciences, Graduate School of Sciences, Kyushu University, 3.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University)