1. State Key Lab of Electrical Insulation and Power Equipment, Center for Plasma Biomedicine, Xi'an Jiaotong University, Xi'an, Shaanxi 710049, People's Republic of China
2. The school of Life Science and Technology, Xi'an Jiaotong University, Xi'an 710049, China
3. Frank Reidy Center for Bioelectrics, Old Dominion University, Norfolk, Virginia 23508, USA
4. Department of Electrical and Computer Engineering, Old Dominion University, Norfolk, Virginia 23529, USA