Kim, J.-Y.; Lee, E.-M.; Lee, Y.-M.; Seo, E.-J.; Sohn, D.-S.; Sohn, Y.-S.; Bak, H.-J.; Oh, H.-K.
ArticleIssue Date2000CitationJapanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers, v.39, no.12 B, pp.6957 - 6960PublisherJapan Society of Applied Physics