セガワ コウジ   SEGAWA KOJI
  瀬川 耕司
   所属   京都産業大学  理学部 物理科学科
   職種   教授
言語種別 英語
発行・発表の年月 1999/12
形態種別 研究論文
標題 Unusual charge localization in Zn-doped and heavily underdoped YBa2Cu3O7-delta at low temperatures
執筆形態 その他
掲載誌名 JOURNAL OF LOW TEMPERATURE PHYSICS
出版社・発行元 KLUWER ACADEMIC/PLENUM PUBL
巻・号・頁 117(5-6),pp.1175-1179
著者・共著者 K Segawa,Y Ando
概要 The in-plane normal-state resistivity of Zn-doped YBa2Cu3O7-delta and heavily underdoped pure YBCO single crystals is measured down to low temperatures under magnetic fields up to 18 T. We found that the temperature dependence of the normal-state rho(ab) does not obey log(1/T) and tends not to diverge in the low temperature limit. The result suggests that the "ground state" of the normal state of YBCO is metallic. PACS numbers: 74.25.Fy, 74.62.Dh, 74.72.Bk.
ISSN 0022-2291
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