Kwon, SW[Kwon, S. W.]; Yang, WS[Yang, W. S.]; Lee, HM[Lee, H. M.]; Kim, WK[Kim, W. K.]; Son, GS[Son, G. S.]; Yoon, DH[Yoon, D. H.]; Lee, SD[Lee, S. -D.]; Lee, HY[Lee, H. -Y.]
ArticleIssue Date2009CitationAPPLIED SURFACE SCIENCE, v.255, no.10, pp.5466 - 5470PublisherELSEVIER SCIENCE BV