1. Institute for Structure and Function & Department of Physics, Chongqing University, Chongqing 400044, P. R. China
2. Department of Physics and Institute for Quantum Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, P. R. China
3. College of Physics and Optoelectronic Technology, Nonlinear Research Institute, Baoji University of Arts and Sciences, Baoji 721016, P. R. China
4. Department of Physics, South China University of Technology, Guangzhou 510640, P. R. China
5. Guangdong Provincial Key Laboratory of Computational Science and Material Design, Southern University of Science and Technology, Shenzhen 518055, P. R. China