1 School of Fundamental Physics and Mathematical Sciences, Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences, Hangzhou 310024, China; University of Chinese Academy of Sciences, Beijing 100049, China.
2 School of Physics, Beihang University, Beijing 102206, China.
3 School of Space and Environment, Beihang University, Beijing 102206, China; School of Physics, Beihang University, Beijing 102206, China.
4 School of Physics, Beihang University, Beijing 102206, China; Beijing Key Laboratory of Advanced Nuclear Materials and Physics, Beihang University, Beijing 100191, China; School of Physics and Microelectronics, Zhengzhou University, Zhengzhou 450001, China; Peng Huanwu Collaborative Center for Research and Education, Beihang University, Beijing 100191, China. Electronic address: lisheng.geng@buaa.edu.cn.