1. School of Physics, Harbin Institute of Technology, Yikuang Street 2#, Harbin, Heilongjiang 150001, People's Republic of China
2. School of Science, Harbin University of Science and Technology, Heilongjiang 150080, People's Republic of China
3. School of Materials Science and Engineering, Shanghai University, Shanghai 200444, People's Republic of China
4. PERIC Hydrogen Technologies Co., Ltd, Handan 056000, People's Republic of China