1. State Key Laboratory of Heavy Oil Processing
2. College of Chemical Engineering
3. China University of Petroleum
4. Qingdao
5. P. R. China
6. Key Laboratory of New Energy Physics & Materials Science in Universities of Shandong
7. College of Science
8. Department of Chemistry
9. Temple University
10. Philadelphia
11. USA
12. Materials Science and Engineering Program
13. State University of New York at Binghamton
14. Binghamton