Evolution of the pseudogap state in HTSC single crystals ReBa₂Cu₃O₇₋δ (Re=Y, Ho) doped with Al and Pr

• Veröffentlicht in: Functional Materials
• Datum: 2009
• Hauptverfasser: Vovk, R.V., Zavgorodniy, A.A., Obolenskii, M.A., Samoilov, A.V., Biletskiy, Y.V., Pinto Simoes, V.M.
• Format: Artikel
• Sprache: Englisch
• Veröffentlicht: НТК «Інститут монокристалів» НАН України 2009
• Schlagworte: Characterization and properties
• Online Zugang: https://nasplib.isofts.kiev.ua/handle/123456789/138906
• Назва журналу: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Zitieren: Evolution of the pseudogap state in HTSC single crystals ReBa₂Cu₃O₇₋δ (Re=Y, Ho) doped with Al and Pr // R.V. Vovk, A.A. Zavgorodniy, M.A. Obolenskii, A.V. Samoilov, Y.V. Biletskiy, V.M. Pinto Simoes // Functional Materials. — 2009. — Т. 16, № 3. — С. 258-265. — Бібліогр.: 12 назв. — англ.

Studied has been the effect of oxygen deficiency as well as of a low (up to 5 %) Al and Pr doping on conductivity in the basis plane of the ReBa₂Cu₃O₇₋δ (Re=Y, Ho) HTSC single crystals. The excess conductivity Δσ(T) of the studied samples has been found to show an exponential character in a wide tem...