Superconductor technology: apparatus – material – process – High temperature – per se – Having tc greater than or equal to 150 k
252521, 423604, 423635, 501123, 501152, 505785, C01F 1102, C01F 1700, C01G 302, H01L 3900
An oxide superconductor comprising a matrix of plate crystals of the formula REBa.sub.2 Cu.sub.3 O.sub.7-y wherein RE is at least one member selected from the group consisting of Y, La, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm, Yb, and Lu, and y is the amount of oxygen deficiency, oriented and overlaid one on another, and granular crystals of the formula RE.sub.2 BACuO.sub.5 wherein RE is as defined above, insularly dispersed in the matrix in an amount of at least 0.1 mol per mol of the REBa.sub.2 Cu.sub.3 O.sub.7-y crystals.
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Asahi Glass Company Ltd.
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