Min, Ji Hyun; Wu, Jun Hua; Cho, Ji Ung; Lee, Ju Hun; Ko, Young-Dong; Liu, Hong-Ling; Chung, Jin-Seok; Kim, Young Keun
ArticleIssue Date2007CitationPhysica Status Solidi (A) Applications and Materials, v.204, no.12, pp.4158 - 4161PublisherWiley - V C H Verlag GmbbH & Co.