1. a School of Chemical and Biological Engineering, College of Engineering, Seoul National University , 599 Gwanak-ro, Gwanak-gu , Seoul , 151-744 , Republic of Korea
2. b Department of Industrial Chemistry , University of Yangon , Kamayut 11041, Yangon , Yangon Division , Union of Myanmar
3. c Center for Environmental Technology Research, Korea Institute of Science and Technology , Cheongryang , Seoul , 130-650 , Republic of Korea