1. Key Laboratory of Biomedical Polymers of Ministry of Education
2. College of Chemistry and Molecular Science
3. Wuhan University
4. Wuhan
5. P. R. China
6. School of Physics and Astronomy
7. University of Leeds
8. Leeds
9. UK
10. Key Laboratory for Advanced Materials
11. School of Chemistry and Molecular Engineering
12. East China University of Science and Technology
13. Shanghai 200237