김한철; Yu, Byung Deok; Park, Kyoungwan; Chung, Chun-Hyung; Yeom, Han Woong; Lyo, In-Whan; Kong, Ki-Jeong; Miyamoto, Yoshiyuki; Sugino, Osamu; Ohno, Takahisa
ArticleIssue Date2006CitationJapanese Journal of Applied Physics, v.45, no.3B, pp 2144 - 2147PublisherIOP PUBLISHING LTD