1. Institute of Modern Physics, Chinese Academy of Science, Lanzhou 730000, China
2. School of Physics and Technology, Lanzhou University, Lanzhou 730000, China
3. School of Physics, University of Chinese Academy of Science, Beijing 100049, China
4. Advanced Energy Science and Technology Guangdong Laboratory, Huizhou 516000, China
5. College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou 730000, China
6. Shandong Provincial Research Center for Bioinformatic Engineering and Technique, School of Life Sciences, Shandong University of Technology, Zibo 255049, China