[Zhang, Deng-Wei] Luoyang Inst Sci & Technol, Dept Math & Phys, Luoyang 471023, Peoples R China.
[Zheng, Li-Li] Jianghan Univ, Key Lab Optoelect Chem Mat & Devices, Minist Educ, Wuhan 430074, Peoples R China.
[Wang, Mei] Wuhan Polytech Univ, Sch Elect & Elect Engn, Wuhan 430040, Peoples R China.
[Zhou, Yuan] Hubei Univ Automot Technol, Sch Elect & Informat Engn, Hubei Key Lab Energy Storage & Power Battery, Shiyan 442002, Peoples R China.
[Lu, Xin-You] Huazhong Univ Sci & Technol, Sch Phys, Wuhan 430074, Peoples R China.