1. School of Mechanical Engineering, Korea University, Seoul 136-713, South Korea
2. Plant and Environmental Research Team, Daewoo Institute of Construction Technology, 60, Songjuk-dong, Jangan-gu, 440-210 Suwon, South Korea
3. Fire Research Center, Korea Institute of Construction Technology, 283, Goyang-daero, Ilsanseo-gu 10223, Goyang-si, South Korea
4. School of Mechanical Engineering, Yonsei University, Seoul 120-752, South Korea
5. Petrochemical Research Chair, Department of Chemistry, King Saud University, Riyadh 11451, Saudi Arabia
6. Agency for Defense Development, P.O. Box 35 Yuseong, Daejeon, South Korea
7. Department of Mechanical & Industrial Engineering, University of Illinois at Chicago, 842 W. Taylor St., Chicago, Illinois 60607, USA