[Song, Huai-Zhi; Wang, Cheng-Jun; Zhang, Chao] Anhui Univ Sci & Technol, Sch Mat Sci & Engn, Huainan 232001, Peoples R China.
[Mao, Fei] Univ South China, Sch Nucl Sci & Technol, Hengyang 421001, Peoples R China.
[Wang, Dong-Qi] Chinese Acad Sci, Inst High Energy Phys, Multidisciplinary Initiat Ctr, Beijing 100049, Peoples R China.
[Zhang, Feng-Shou] Beijing Normal Univ, Coll Nucl Sci & Technol, Minist Educ, Key Lab Beam Technol & Mat Modificat, Beijing 100875, Peoples R China.
[Zhang, Feng-Shou] Beijing Radiat Ctr, Beijing 100875, Peoples R China.