1. Department of Chemical
and Biomolecular Engineering (BK21 Program), KAIST, 373-1 Guseong-dong, Yuseong-gu, Daejeon, 305-701, Korea
2. Department of Environmental Engineering, Kongju National University, 275 Budae-dong, Cheonan,
Chungnam 331-717, Korea
3. School
of Urban and Environmental Engineering, Ulsan National Institute of Science and Technology (UNIST), 50 UNIST-gil,
Eonyang-eup, Ulju-gun, Ulsan 689-798, Korea
4. Graduate School of EEWS, KAIST, 373-1 Guseong-dong, Yuseong-gu, Daejeon 305-701, Korea