HIGH TEMPERATURE SUPERCONDUCTING MATERIAL AND A METHOD FOR PRODUCTION
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United States of America Patent
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Issued Date -
Apr 11, 2024
app pub date -
Jun 26, 2023
filing date -
Apr 10, 2017
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Abstract
A process for producing a process for producing a LnM2Cu3Ox high-temperature superconductive powder, the process comprising:
- i) providing an aqueous solution of Ln, M and Cu and at least one mineral acid;ii) adding at least one sequestrating agent and, optionally, at least one dispersant to the solution to form a precipitate;iii) recovering the precipitate from the solution; andiv) heating the precipitate in a flow of oxygen to form the LnM2Cu3Ox powder,wherein Ln is a rare earth element, preferably Y, Ce, Dy, Er, Gd, La, Nd, Pr, Sm, Sc, Yb, or a mixture of two or more thereof, andwherein M is selected from Ca, Sr, and Ba.
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