1. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials
2. College of Materials Science and Engineering
3. Donghua University
4. Shanghai 201620
5. P. R. China
6. Leibniz Institute of Polymer Research Dresden
7. 01069 Dresden
8. Germany
9. Centre for Nanofibers and Nanotechnology
10. National University of Singapore
11. Singapore