High temperature superconductor

Details High temperature superconductor High temperature superconductor

1995-10-27

1999-07-06

Kopec, Mark

Superconductor technology: apparatus, material, process

High temperature , per se

Copper containing

505120, 505783, 505776, C04B 3545

Patent

active

059197358

ABSTRACT:
A high temperature superconductor which has a layered crystal structure, which has a superconducting transition temperature, Tc, of 110 K or more, and which has a composition expressed by:

REFERENCES:
patent: 5444039 (1995-08-01), Isawa et al.
patent: 5550105 (1996-08-01), Edwards et al.
Ihara et al "New High-Tc Superconductor Family of Cu-based Cu.sub.1-x Ba.sub.2 Ca.sub.n-1 Cu.sub.n O.sub.2n+4=8. . . ", JJAP, vol. 33, Part 2, (4A) 503-506, Apr. 1994.
Ihara et al "New high-Tc superconductor Ag.sub.1-x Cu.sub.x Ba.sub.2 Ca.sub.n-1 Cu.sub.n O.sub.2n+3-s family with Tc z117K" Jap Journ. of App. Phys, Part 2, 33(3A), Apr. 1994, L300-L303.
Ihara et al "New high-Tc superconductor families of Ag.sub.1-x Cu.sub.x Ba.sub.2 Ca.sub.n-1 Cu.sub.n O.sub.2n+4-y. . . " Physica C, Pt. 2, vol. 235-240, Jul. 1994, pp. 981-982.
Ihara "More than halfway to room temperature superconductors . . . " Denshi Gijutsu Sogo Konkyusho Iho, 58(6), Nov. 1994, pp. 448-452.
Subramanian et al "Synthesis and superconducting Properties of (tL.sub.1-x Bi.sub.x)Sr.sub.2 Ca.sub.2 Cu.sub.3 O.sub.y " Mat. Res. Bull. vol. 25 pp. 101-106, Jan. 1990.
Sun et al "T.sub.c enhancement of HgBa.sub.2 Ca.sub.2 Cu.sub.3 O.sub.8+s by Tl Substitution" Physics Letters A, 192(1994) Aug, pp. 122-124.

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