1. School of Physics, Harbin Institute of Technology 1 , Harbin 150000, People’s Republic of China
2. Heilongjiang Provincial Key Laboratory of Plasma Physics and Application Technology 2 , Harbin 150000, People’s Republic of China
3. Heilongjiang Provincial Innovation Research Center for Plasma Physics and Application Technology 3 , Harbin 150001, People’s Republic of China
4. Department of Optics, Saint Petersburg State University 4 , St. Petersburg 198504, Russia
5. Department of Electronic and Electrical Engineering, University College London 5 , Torrington Place, London WC1E 7JE, United Kingdom