1. Institute of Fundamental and Frontier Sciences, University of Electronic Science and Technology of China, Chengdu, China
2. Computer and Information Science College of Software, Southwest University, Chongqing, China
3. School of Physics, University of Electronic Science and Technology of China, Chengdu, China
4. Institute of Fundamental and Frontier Sciences, State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China