Ahn, Youngkyoung; Choudhury, Sakeb Hasan; Lee, Daeseok; Sadaf, Sharif Md.; Siddik, Manzar; Jo, Minseok; Park, Sungeun; Kim, Young Do; Kim, Dong Hwan; Hwang, Hyunsang
ArticleIssue Date2011CitationJAPANESE JOURNAL OF APPLIED PHYSICS, v.50, no.7PublisherIOP PUBLISHING LTD