1. Institute of Computational and Theoretical Studies & Department of Physics
2. Hong Kong Baptist University
3. Hong Kong
4. China
5. Department of Physics and Materials Science
6. City University of Hong Kong
7. Laboratoire de Chimie Théorique
8. Inorganic Chemistry Department
9. Fritz-Haber-Institut der Max-Planck-Gesellschaft
10. 14195 Berlin
11. Germany