1. Faculty of Engineering, University of Technology, Sydney, P.O. Box 123, Broadway, NSW 2007, Australia, Department of Environmental Science and Technology, Gwangju Institute of Science and Technology, Gwangju, Korea, Department of Chemical Engineering, 253 Yonghyun-dong, Nam-gu, Inha University, Incheon 402-751, Korea, Photo & Environmental Technology Co. Ltd., Gwangju 500-460, Korea, and School of Applied Chemical Engineering & The Institute for Catalysis Research, Chonnam National University, Gwangju...