1. School of Physics and Engineering, Zhengzhou University, Zhengzhou 450001, China
2. Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China
3. State Key Laboratory of Nuclear Physics and Technology, School of Physics, Peking University, Beijing 100871, China
4. Center of Theoretical Nuclear Physics, National Laboratory for Heavy Ion Accelerator of Lanzhou, Lanzhou 730000, China