1. Samsung Advanced Institute of Technology (SAIT), Mt. 14-1, Nongseo-Dong, Giheung-Gu, Yongin, Republic of Korea 446-712, Division of Energy Systems Research, Ajou University, Wonchun-Dong, Yeongtong-Gu, Suwon, Republic of Korea 443-749, and Division of Chemical Engineering, Pukyong National University, San 100, Yongdang-Dong, Nam-Gu, Pusan, Republic of Korea 608-739