Xiaotu SHI, Qingli ZHANG, Guihua SUN, Jianqiao LUO, Renqin DOU, Xiaofei WANG, Jinyun GAO, Deming ZHNAG, Jiandang LIU, Bangjiao YE. Positron Annihilation Study of Yb:YAG Single Crystal Defects under Czochralski Method [J]. Journal of Inorganic Materials, 2023, 38(3): 316