Sohn, S[Sohn, Sunyoung]; Park, K[Park, Keunhee]; Jung, DG[Jung, Donggeun]; Kim, H[Kim, Hyoungsub]; Chae, H[Chae, Heeyeop]; Kim, H[Kim, Hyunmin]; Yi, JS[Yi, Junsin]; Boo, JH[Boo, Jin-hyo]
ArticleIssue Date2007CitationJAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, v.46, no.17-19, pp.L461 - L464PublisherJAPAN SOC APPLIED PHYSICS