Superconductive ceramic molded product and a production process

Details Superconductive ceramic molded product and a production process Superconductive ceramic molded product and a production process

1988-06-30

1992-11-24

Dixon, Jr., William R.

Superconductor technology: apparatus, material, process

High temperature , per se

Having tc greater than or equal to 150 k

505701, 505704, 505734, 505739, 505740, 505780, 26421111, 264211, 2641771, 264DIG19, 252521, 428702, 428413, 428412, 428688, C01G 100

Patent

active

051661306

ABSTRACT:
A superconductive ceramic wire or film comprises 100 parts by weight of superconductive oxide crystal composed of a rare earth element, an alkaline earth metal, copper, and oxygen, and 0.2-5.0 parts by weight of copper oxide, thereof.

REFERENCES:
patent: 4797378 (1989-01-01), Sowman
patent: 4952390 (1990-08-01), Takei et al.
patent: 4952559 (1990-08-01), Jin et al.
Yang et al., "Effects of Fluctuation in Cu Stoichiometry on the Superconductivity of Microstructure of YBA.sub.2 Cu.sub.x Y", MRS Extended Abstracts High Temperature Superconductor II, Apr. 5-9, 1988, pp. 331-334.
Hasuo et al., "Plasma Polynegation for High T.sub.e oxide Superconductors", Appl. Phys. Lett., 52(22) 30 May 1988.
Jin et al., "Fabrication of 91K Superconducting Coils", MRS Preprints given at MRS Meeting, Anaheim Calif. Apr. 21-24 1987.
M. H. Alford et al., "Physical and Mechanical Properties of YBA.sub.2 Cu.sub.3 O.sub.7-g Superconductors", Journal of Materials Science 23 Feb. 1988 761-68.
Damento et al., "Preparation of Single Crystals of Superconducting YBa.sub.2 Cu.sub.3 O.sub.7-x from Cu Melts", Preprints on High T.sub.c Superconductors, Div. Mat'l Science, OBES, USDOE vol. 1, #6, 15 Jul. 1987.
Ohtoi et al., "Preparation and High T.sub.c Superconductivity of Ba-Y-C-Oxide", Jap J Appl Phys vol 26 #5 May 1987 pp. L818-L819.

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