1Department of Energy, Materials and Chemical Engineering, Korea University of Technology and Education, 1600 Chungjeol-ro, Byeongcheon-myeon, Dongnam-gu,Cheonan-City, Chungnam Province 330-708, Republic of Korea
2Department of Architectural Engineering, Korea University of Technology and Education, 1600 Chungjeol-ro, Byeongcheon-myeon, Dongnam-gu, Cheonan-City,Chungnam Province 330-708, Republic of Korea