Hyung, Gun Woo; Park, Jaehoon; Wang, Jian-Xun; Lee, Ho Won; Li, Zhao-Hui; Koo, Ja-Ryong; Kwon, Sang Jik; Cho, Eou-Sik; Kim, Woo Young; Kim, Young Kwan
ArticleIssue Date2013CitationJAPANESE JOURNAL OF APPLIED PHYSICS, v.52, no.7PublisherIOP PUBLISHING LTD