Fundamental Science on Radioactive Geology and Exploration Technology Laboratory ; East China Institute of Technology
Institut des Sciences de la Terre d'Orléans - UMR7327 (ISTO) ; Bureau de Recherches Géologiques et Minières (BRGM) - Université d'Orléans (UO) - INSU - CNRS
State Key Laboratory for Mineral Deposits Research ; Nanjing University
up project (DHBK2012209) and the National Natural Science Foundation of China (No.40603008 and 40672040).