5:15 PM - 6:45 PM
*Yung-Hsin Liu1, Der-Chuen Lee1, Yu-Hsuan Liang1, Yoshiyuki Iizuka1, Hao-Yang Lee 1, Hsien Shang2 (1.Institute of Earth Sciences, Academia Sinica, Taiwan, 2.NanoSIMS Laboratory, Institute of Astronomy and Astrophysics, Academia Sinica, Taiwan)