[Fang, Hongyi; Ke, Weijun; Pu, Dexin; Guan, Hongling; Zhou, Shun; Chen, Guoyi; Fang, Guojia; Fu, Shiqiang; Ke, WJ; Jia, Peng; Wang, Chen] Wuhan Univ, Sch Phys & Technol, Key Lab Artificial Micro & Nanostruct, Minist Educ, Wuhan 430072, Peoples R China.
[Jumabaev, Abduvakhid; Hushvaktov, Hakim] Samarkand State Univ, 15 Univ Blvd, Samarkand 140104, Uzbekistan.
[Meng, Weiwei] South China Normal Univ, South China Acad Adv Optoelect, Guangzhou 510006, Peoples R China.
[Wang, Xingzhu; Wang, XZ] Southern Univ Sci & Technol, Dept Mat Sci & Engn, Shenzhen 518055, Peoples R China.
[Wang, Xingzhu; Wang, XZ] Univ South China, Sch Elect Engn, Hengyang 421001, Peoples R China.