1. Key Laboratory of Cluster Science of Ministry of Education
2. School of Chemistry and Chemical Engineering
3. Beijing Institute of Technology
4. Beijing 100081
5. P. R. China
6. Analytical and Testing Centre
7. Beijing National Laboratory for Molecular Science (BNLMS)
8. CAS Key Laboratory of Colloid
9. Interface and Chemical Thermodynamics
10. Institute of Chemistry
11. Chinese Academy of Sciences