1. Department
of Chemical and Biomolecular Engineering, Yonsei University, 50
Yonsei-ro, Seodaemun-gu, Seoul 120-749, Republic of Korea
2. Korea Gas Safety Corporation (KGS), 1390 Wonjung-ro, Maengdong-myeon, Eumseong-gun, Chungcheongbuk-do 369-810, Republic of Korea
3. GS E&C, Gran Seoul 33 Jongro, Jongno-gu, Seoul 110-121, Republic of Korea