[1]Energy Materials Center Korea Institute of Ceramic Engineering and Technology 101 Soho-ro Jinju-si Gyeongsangnam-do52851 Korea;
[2]Ceramic Fiber & Composite Center Korea Institute of Ceramic Engineering and Technology 101 Soho-ro Jinju-sLGyeongsangnam-do 52851 Korea;
[3]Department of Materials Science and Engineering Seoul National University of Science and Technology 172 Gongreung 2-dong Nowon-gu Seoul 139-743 Korea;