1. Next Generation Product-prestige Solution Team; LG PRI Production Engineering Research Institute; LG-ro 222, Jinwi-myeon Pyeongtaek-si Gyeonggi-do 451-713 Korea
2. Carbon Convergence Materials Research Center; Institute of Advanced Composite Materials, Korea Institute of Science and Technology (KIST); Eunha-ri San 101, Bongdong-eup Wanju-gun Jeollabukdo 565-905 Korea
3. Department of Materials Science and Engineering; Research Institute of Advanced Materials (RIAM), Seoul National University; Daehak-Dong Gwanak-Gu Seoul 151-744 Korea