1. The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute, and School of Physics, Nankai University 1 , Tianjin 300457, China
2. State Key Laboratory of NBC Protection for Civilian, Research Institute of Chemical Defense 2 , Beijing 102205, China
3. INRS-EMT 3 , 1650 Blvd. Lionel-Boulet, Varennes, Quebec J3X 1S2, Canada
4. Department of Physics and Astronomy, West Virginia University 4 , Morgantown, West Virginia 26506, USA
5. Department of Mathematics and Statistics, University of Vermont 5 , Burlington, Vermont 05405, USA