1. TEDA Applied Physics Institute and School of Physics, Nankai University, Tianjin 300457, China
2. INRS-EMT, 1650 Blvd. Lionel-Boulet, Varennes, Quebec J3X 1S2, Canada
3. Elmore Family School of Electrical and Computer Engineering, Purdue University, West Lafayette, Indiana 47907, United States
4. Faculty of Civil Engineering, University of Zagreb, A. Kačića Miošića 26, Zagreb 10000, Croatia
5. Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan, Shanxi 030006, China
6. Department of Physics, Michigan Technological University, Houghton, Michigan 49931, United States
7. Department of Physics, Faculty of Science, University of Zagreb, Bijenička c. 32, Zagreb 10000, Croatia