1. MOE Key Laboratory of Bioinorganic and Synthetic Chemistry
2. School of Chemistry
3. Sun Yat-Sen University
4. Guangzhou 510275
5. People's Republic of China
6. University of Belgrade
7. Vinča Institute of Nuclear Sciences
8. P.O. Box 522
9. Belgrade 11001
10. Serbia
11. Beijing National Laboratory for Molecular Sciences
12. the State Key Laboratory of Rare Earth Materials Chemistry and Applications
13. College of Chemistry and Molecular Engineering
14. Peking University
15. Beijing 100871
16. State Key Laboratory of Optoelectronic Materials and Technologies
17. School of Physics