1. College of Nuclear Science and Technology, Beijing Normal University, Beijing 100875, China
2. Institute of Defense Engineering, AMS, PLA, Beijing 100850, China
3. Northwest Institute of Nuclear Technology, Xi’an 710024, China
4. School of Microelectronic, Xi’an Jiaotong University, Xi’an 710049, China
5. Department of Nuclear Science and Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China