15:45 〜 16:00
*Zhong-Yuan Ren1、Ya-Dong Wu1、Le Zhang1、Alexander R. L. Nichols、Lu-Bing Hong1、Yin-Hui Zhang、Yan Zhang、Jian-Qiang Liu、Yi-Gang Xu1 (1.State Key Laboratory of Isotope Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences)