1. School of Physics, Huazhong University of Science and TechnologyWuhanPeople's Republic of China
2. State Key Laboratory of Advanced Electromagnetic Engineering and TechnologyHuazhong University of Science and TechnologyWuhanPeople's Republic of China
3. China Ship Development and Design Center, State Key Laboratory of EMCWuhanPeople's Republic of China
4. China Electric Power Research InsituteBeijingPeople's Republic of China