1. School
of Environment and Chemical Engineering, North China Electric Power University, Beijing 102206, P.R. China
2. Institute
of Plasma Physics, Chinese Academy of Sciences, P.O. Box 1126, Hefei, Anhui 230031, P.R. China
3. Faculty
of
Engineering, King Abdulaziz University, Jeddah 21589, Saudi Arabia
4. Collaborative
Innovation Center of Radiation Medicine of Jiangsu Higher Education
Institutions, Soochow University, Suzhou, Jiangsu 215123, P.R. China