Preparation of a New Superconductor Sr2Y0.7Ca0.3Cu2.35Pb0.65Oy

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Copyright (c) 1990 The Japan Society of Applied Physics
, , Citation Akira Ono and Yoshishige Uchida 1990 Jpn. J. Appl. Phys. 29 L586 DOI 10.1143/JJAP.29.L586

1347-4065/29/4A/L586

Abstract

The superconducting oxide in the Sr-Ca-Y-Pb-Cu-O system was identified and prepared as a single phase. The compound examined has a tetragonal cell with a=3.815 Å and c=11.85 Å. The Tc was 17 K for the sample quenched from 860°C to 77 K, and below 4.2 K for the sample annealed in air at 400°C.

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10.1143/JJAP.29.L586