1. Key Laboratory of Organic Polymer Photoelectric Materials
2. School of Science
3. Xijing University
4. Xi'an
5. PR China
6. School of Materials Science and Engineering
7. University of Science and Technology Beijing
8. Beijing 100083
9. P. R. China
10. Department of Chemistry
11. Southern Methodist University
12. Dallas
13. USA
14. Temple University-Beury Hall
15. Philadelphia