Sohn, Ahrum; Kim, Haeri; Kim, Dong-Wook; Ko, Changhyun; Ramanathan, Shriram; Park, Jonghyurk; Seo, Giwan; Kim, Bong-Jun; Shin, Jun-Hwan; Kim, Hyun-Tak
ArticleIssue Date2012CitationAPPLIED PHYSICS LETTERS, v.101, no.19, pp 1 - 4PublisherAMER INST PHYSICS