Shenyang National Laboratory for Materials Science;
Institute of Metal Research;
Chinese Academy of Sciences;
Shenyang 110016;
China;
School of Materials Science and Engineering;
University of Science and Technology of China;
Shenyang 110016;
China;
Center of Artificial Photosynthesis for Solar Fuels;
School of Science;
Westlake University;
Hangzhou 310024;
China;
Department of Physics and Electronic Information;
Huaibei Normal University;
Huaibei 235000;
China;
Hydrogen evolution reaction; Electrocatalyst; 2D material; MoSi_(2)N_(4); Surface nitrogen vacancy;