1. State Key Laboratory of Chemical Resource Engineering
2. Beijing University of Chemical Technology
3. Beijing 100029
4. P. R. China
5. Department of Chemistry
6. National Taiwan University
7. Taipei 10617
8. Taiwan
9. International Center for Materials Nanoarchitectonics (MANA)
10. National Institute for Materials Science (NIMS)
11. Tsukuba 305-0047
12. Japan