2:30 PM - 2:45 PM
*DRIPTA DUTTA1, Takeshi Imayama1, Dyuti Prakash Sarkar2, Jun-ichi Ando2, Kaushik Das2 (1.Research Institute of Frontier Science and Technology, Okayama University of Science, Okayama 7000005, Japan, 2.Department of Earth and Planetary Systems Science, Hiroshima University, Higashi Hiroshima 7398526, Japan)