[Qu, GP; Gu, Fengbo; Qu, Guopu] Univ South China, Sch Nucl Sci & Technol, Hengyang 421001, Hunan, Peoples R China.
[Xiong, Shaolin; Xu, Yanbing; Wen, Xiangyang; Zhang, Fan; Sun, Xilei; An, Zhenghua; Gong, Ke; Li, Xinqiao; Liu, Yaqing; Sun, XL; Zhang, Dali] Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China.
[Sun, Xilei] Chinese Acad Sci, Inst High Energy Phys, State Key Lab Particle Detect & Elect, Beijing 100049, Peoples R China.
[Xiong, Shaolin; Wen, Xiangyang; Zhang, Fan; An, Zhenghua; Gong, Ke; Li, Xinqiao; Liu, Yaqing; Xu, Yanbing; Zhang, Dali] Chinese Acad Sci, Inst High Energy Phys, Key Lab Particle Astrophys, Beijing 100049, Peoples R China.
[Wang, Chenger] Gen Res Inst Nonferrous Met, Natl Engn Res Ctr Rare Earth Mat, Beijing 100088, Peoples R China.