Process for making superconductors and their precursors

Superconductor technology: apparatus – material – process – High temperature – per se – Having tc greater than or equal to 150 k

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505742, 505737, 505780, 505778, 423593, 423604, 423263, 423265, 252521, 501123, 501152, 502355, H01L 3912, C01F 1700, C01F 1100, C01F 100

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050213954

ABSTRACT:
A process for preparing the superconductive material MBa.sub.2 Cu.sub.3 O.sub.x, M being, inter alia, yttrium and x being from about 6.5-7 and a precursor material MBa.sub.2 Cu.sub.3 O.sub.y, y being from about 6-6.5, by controlled heating and cooling in a controlled atmosphere.

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