PROCESS FOR MAKING MBA CU O SUPERCONDUCTORS

PROCESS FOR MAKING MBA CU O SUPERCONDUCTORS

TITLE PROCESS FOR MAKING MBa2Cu4O8 SUPERCONDUCTORS A process for preparing the superconductive material MBa2Cu4O8, M being, inter alia, yttrium, by heating an essentially carbon-free precursor powder containing an intimate mixture of M, Ba and Cu compounds with an atomic ratio of M:Ba:Cu of 1:2:4 in...

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Bibliographische Detailangaben
Hauptverfasser: HOROWITZ, HAROLD S, MCLAIN, STEPHAN J
Format: Patent
Sprache:eng ; fre
Schlagworte:
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F
CONCRETE
ELECTRICITY
INORGANIC CHEMISTRY
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Zusammenfassung:TITLE PROCESS FOR MAKING MBa2Cu4O8 SUPERCONDUCTORS A process for preparing the superconductive material MBa2Cu4O8, M being, inter alia, yttrium, by heating an essentially carbon-free precursor powder containing an intimate mixture of M, Ba and Cu compounds with an atomic ratio of M:Ba:Cu of 1:2:4 in an oxygencontaining gas at a temperature from about 700.degree.C to about 840.degree.C.