1. Key Laboratory of Functional Materials Physics and Chemistry of the Ministry of Education, National Demonstration Center for Experimental Physics Education, Jilin Normal University, Changchun 130103, China
2. State Key Laboratory of Superhard Materials and International Center for Computational Methods & Software, College of Physics, Jilin University, Changchun 130012, China
3. Laboratory of Quantum Functional Materials Design and Application, School of Physics and Electronic Engineering, Jiangsu Normal University, Xuzhou 221116, China