1. Department of Physics, Zhejiang University of Science and Technology, Hangzhou 310023, China
2. Hubei Nuclear Solid Physics Key Laboratory, Department of Physics, Wuhan University, Wuhan 430072, China
3. Department of Radiotherapy, Henan Provincial People’s Hospital, People’s Hospital of Zhengzhou University, Zhengzhou 450003, Henan, China
4. School of Science, Hubei University of Technology, Wuhan 430068, China