Baek, In-Bok; Lee, Bong Kuk; Kim, Yarkyeon; Ahn, Chang-Geun; Kim, Young Jun; Yoon, Yong Sun; Jang, Won Ik; Kim, Hakseong; Lee, Sang Wook; Lee, Seongjae, et al.
ArticleIssue Date2014CitationAPPLIED PHYSICS LETTERS, v.105, no.10, pp.1 - 6PublisherAMER INST PHYSICS