9:00 AM - 9:15 AM
*Akizumi Ishida1,4, Kouki Kitajima2, Kenneth H Williford3, Michael L Tuite3, Takeshi Kakegawa4, John W Valley2 (1.Institute for Excellence in Higher Edcucation, Tohoku University, 2.WiscSIMS Lab., NASA Astrobiology Institute, department of Geoscience, University of Wisconsin, Madison WI, 3.Planetary, Chemistry and Astrobiology, Jet Propulsion Laboratory, 4.Department of Earth Science, Graduate School of Science, Tohoku University)