[1] Nanjing Univ Informat Sci & Technol, Jiangsu Collaborat Innovat Ctr Atmospher Environm, Nanjing 210044, Peoples R China
[2] Nanjing Univ Informat Sci & Technol, Res Ctr Appl Electromagnet, Nanjing 210044, Peoples R China
[3] Hohai Univ, Coll Sci, Nanjing 210044, Peoples R China
[4] Chinese Acad Sci, Shanghai Inst Microsyst Informat Technol, Shanghai 200050, Peoples R China