Process for preparing superconducting material

Details Process for preparing superconducting material Process for preparing superconducting material

1992-12-31

1994-08-02

Lieberman, Paul

Superconductor technology: apparatus, material, process

Processes of producing or treating high temperature...

Coating

423593, 505725, 505783, 505475, 505482, 505492, C01F 1102, C01G 302, C01G 1500, H01L 3912

Patent

active

053345797

ABSTRACT:
A process for producing a superconducting material comprising a compound oxide represented by the general formula:

REFERENCES:
patent: 4870052 (1989-09-01), Engler et al.
patent: 4962083 (1990-10-01), Hermann
Murphy "New Superconducting Cuprote Perovskites" Phys. Rev. Lett. vol. 58(18) May 4, 1997 pp. 1888-1890.
Hasegawa "High-Te Superconductivity of (La.sub.1-x Sr.sub.x).sub.z Cu V.sub.v . . . " Jup. Jnl. Sppl. Phys. vol. 26 (4) Apr. 1987 pp. L337-L338.
Cava "Bulk Superconductivity at 91k in Signle-Phase . . . " Physical Rev. Letts. vol. 58 (16) Apr. 20, 1987 p. 1676-1679.
Nakamura "Oxygen Dieficiency and Superconducting Properties . . . " MRS Conference: Superconductivity Apr. 1987 pp. 239-242.
Gruen "Formation of Perovskite Surface layers by Oxidation . . . " J. Electrochemical Society Jun. 1987 p. 1588-1589.
Sheng, Z. Z. et al, "Superconductivity in the Rare-Earth-Free Tl-Ba-Cu-O System Above Liquid Nitrogen Temperature"; Nature, Mar. 3, 1988, pp. 55-58.
Sheng et al, "Bulk Superconductivity at 120K in the Tl-Ca/Ba-Cu-O System" Nature, Mar. 10, 1988, pp. 138-139.
Gao et al, "Bulk Superconductivity in Tl.sub.2 CaBa.sub.2 Cu.sub.2 O Up to 120K" Nature, Apr. 14, 1988, pp. 623-624.
Sheng et al, "Superconductivity at 90K in the Tl-Ba-Cu-O System", Phys. Rev. Lett., vol. 60 No. 10, 1988, pp. 937-940.
Hazen et al, "100-K Superconducting Phases n the Tl-Ca-Ba-Cu-O System", Phys. Rev. Lett., vol. 60, No. 16, Apr. 18, 1988, pp. 1657-1660.
Sheng et al, "New 120K Tl-Ca-Ba-Cu-O Superconductor", Appl. Phys. Lett., May 16, 1988, pp. 1738-1740.

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