School of Mathematics and Physics;
University of South China;
Shanghai Institute of Applied Physics;
Chinese Academy of Sciences;
Sino-French Institute of Nuclear Engineering and Technology;
Sun Yat-Sen University;
Key Laboratory of Neutronics and Radiation Safety;
Institute of Nuclear Energy Safety Technology;
Chinese Academy of Sciences;
Hydrogen; Graphene; Single; vacancy; Double; vacancy; Adsorption; Desorption; First-principles; calculation;