*Tadashi Kondo1, Hiromoto Kengo1, Tatsuhiro Sakaiya1, Hidenori Terasaki1, Keisuke Shigemori2, Youichiro Hironaka2 (1.Department of Earth and Space Science, Graduate School of Science Osaka University, 2.Institute of Laser Engineering, Osaka University)
convener:Hidenori Terasaki(Graduate School of Science, Osaka University), Eiji Ohtani(Department of Earth and Planetary Materials Science, Graduate School of Science, Tohoku University), William F McDonough(University of Maryland College Park), George Helffrich(Earth-Life Science Institute, Tokyo Institute of Technology), Chairperson:George Helffrich(ELSI, Tokyo Institute of Technology), Hidenori Terasaki