1. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials
2. College of Material Science and Engineering
3. Donghua University
4. Shanghai 201620
5. P. R. China
6. Department of Information Science and Electronics Engineering
7. Zhejiang University
8. Hangzhou 310027
9. China
10. Centre for Nanofibers and Nanotechnology
11. National University of Singapore
12. Singapore 117581
13. Singapore