1. Center of Excellence on Catalysis and Catalytic Reaction Engineering
2. Department of Chemical Engineering
3. Faculty of Engineering
4. Chulalongkorn University
5. Bangkok 10330
6. SCG Chemicals, Co., Ltd.
7. Bangkok 10800
8. Thailand
9. Department of Chemical and Biomolecular Engineering
10. University of California, Berkeley
11. California 94720-1462
12. USA