Affiliation: | a Division of Advanced Chemical Technology, Korea Reasearch Institute of Chemical Technology, P.O. Box 107, Yusong, Taejon 305-600, South Korea b Department of Chemical and Biomolecular Engineering, Center for Ultramicrochemical Process Systems, Korea Advanced Institute of Science and Technology, 373-1 Kusong-dong, Yusong-gu, Taejon 305-701, South Korea |