1. The Beijing Municipal Key Laboratory of New Energy Materials and Technologies School of Materials Sciences and Engineering, University of Science and Technology Beijing, Beijing 100083, China
2. Key Laboratory of Micro−Nano Measurement, Manipulation and Physics (Ministry of Education), School of Physics, Beihang University, Beijing 100191, China
3. Laboratory of Crystal Physics, Kirensky Institute of Physics, Federal Research Center KSC SB RAS, Krasnoyarsk 660036, Russia
4. Siberian Federal University, Krasnoyarsk 660041, Russia
5. Department of Physics, Far Eastern State Transport University, Khabarovsk 680021, Russia
6. State Key Laboratory of Luminescent Materials and Devices and Institute of Optical Communication Materials, South China University of Technology, Guangzhou 510641, China