1. Graduate School of Engineering Hokkaido University Kita-13
2. Sapporo 060-8628
3. Japan
4. Department of Chemistry
5. School of Science
6. Tokyo Institute of Technology
7. Tokyo 152-8550
8. Department of Electrical and Electronic Engineering
9. Tokyo Metropolitan University
10. Tokyo 192-0397
11. Department of Physical Science
12. Hiroshima University
13. Hiroshima 739-8526
14. State Key Laboratory of Coal Conversion
15. Institute of Coal Chemistry
16. Chinese Academy of Sciences
17. Taiyuan 030001
18. P. R. China
19. Center for Crystal Science and Technology
20. University of Yamanashi
21. Kofu 400-8511