1. Center for Crystal Research and Development, Key Laboratory of Functional Crystals and Laser Technology; Technical Institute of Physics and Chemistry; Chinese Academy of Sciences; Beijing 100190 P. R. China
2. University of Chinese Academy of Sciences; Beijing 100049 P. R. China
3. Wuyi University; Jiangmen 529020 P. R. China
4. Division of Energy Storage, Dalian Institute of Chemical, Physics; Chinese Academy of Sciences; Dalian 116023 P. R. China
5. Institute of Functional Crystal Materials; Tianjing University of Technology; Tianjin 300384 P. R. China