Vacuum annealing effects on Bi1.8Pb0.2Sr
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Yoshihide Kimishima; Jun Nakano
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Article
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1991
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Elsevier Science
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English
⚖ 145 KB
The lattice parameters a and c, superconducting onset temperature Te 0n and volume fraction rate of high T¢ superconductive phase fs were investigated for the Biz.ePbe.2Sr2Ca2Cu309.9÷~-8 system. Here y~J).3 and 6 Is the amount of oxygen deficiency per chemical formula unit by vacuum annealing. The s