Kim, Ansoon; Ah, Chil Seong; Yu, Han Young; Yang, Jong-Heon; Baek, In-Bok; Ahn, Chang-Guen; Park, Chan Woo; Jun, Myung Sim; Lee, Sungjae
ArticleIssue Date2007CitationApplied Physics Letters, v.91, no.10, pp 1 - 4PublisherAmerican Institute of Physics