1. Beijing National Laboratory for Molecular Sciences and State Key Laboratory of Rare Earth Materials Chemistry and Applications
2. College of Chemistry
3. Peking University
4. Beijing 100871
5. P.R. China
6. CAS Key Laboratory of Materials for Energy Conversion
7. Shanghai Institute of Ceramics
8. Chinese Academy of Sciences
9. Shanghai 200050
10. Department of Chemistry and Biochemistry
11. Northern Illinois University
12. DeKalb
13. USA