Superconductor technology: apparatus – material – process – High temperature – per se – Thallium containing
Patent
1990-02-09
1995-02-14
Lieberman, Paul
Superconductor technology: apparatus, material, process
High temperature , per se
Thallium containing
505776, 505779, 505782, 505783, 505121, 505125, 505220, 505500, 505501, 252518, 252521, H01L 3912, H01B 1200
Patent
active
053896033
ABSTRACT:
A new class of high temperature superconductive oxides is disclosed. An exemplary member of the class has nominal composition Pb.sub.2 Sr.sub.2 Y.sub.0.5 Ca.sub.0.5 Cu.sub.3 O.sub.8 and has a transition temperature T.sub.c (onset) of about 79K.
REFERENCES:
patent: 3932315 (1976-01-01), Sleight
patent: 4880773 (1989-11-01), Itozaki et al.
patent: 4894361 (1990-01-01), Subramarian
patent: 5190914 (1993-03-01), Koriyama et al.
Manthiram "Dependence of TC on hole concentration . . . " Appl. Phys. Lett. v. 53(5) Aug. 1, 1988 pp. 420-422.
Hewat "HREM Study of Bi-oxide based high T.sub.c . . . " J. Microsc. Spectrosc. Electron., v 13 Aug. 1988 pp. 297-306.
Yoshizaki "Superconducting and magnetic properties of . . . " Physica C152 May 1988 pp. 408-412.
Lundy "Magnetic Properties of a chemically synthesized . . . " Symposium: Progest in High Temp. Super v. 17 Oct. 11-13, 1988 pp. 263-268.
Tan "TEM Study of superconducting (Pb, Bi).sub.2 (Sr, Ca).sub.3 Cu.sub.2 O.sub.8 " Materials Sci. Forum, v. 34-36 Aug. 1988 pp. 351-354.
Liu "A new high-Tc superconducting Thallium-lead-. . . " Physica C vol. 156(5) 1988 pp. 791-794 (Abstract).
Subramanian "Bulk Superconductivity up to 122k in the . . . " Science vol. 242 (4876) 1988 pp. 249-252 (Abstract).
Ganguli "Thallium lead calcium strontium cuprate . . . " Physica C vol. 156(5) 1988 pp. 788-790 (Abstract).
Weast + Artle CRC Handbook of Chem + Physics 63rd Ed. CRC Press Inc: 1982-1983 p. F-179.
Mizuno "Superconductivity of Bi.sub.2 Sr.sub.2 Ca.sub.2 Cu.sub.3 Pb.sub.x O.sub.y (x=0.2, 0.4, 0.6)" Jp. Jnl. of Appl. Physics vol. 27 No. 7 pp. L1225-L1227 Jul. 1988.
Takano "High-Tc Phase Promoted and Stabilized in the Bi, Pb-Sr-Ca-Cu-O . . . " Jp. Jnl. of Applied Phys. vol. 27 No. 6 Jun. 1988 pp. L1041-L1043.
Yamada "Pb Introduction to the High-Tc Superconductor Bi-Sr-Ca-Cu-O" Jap. Jnl. of Appld. Phys. vol. 27 No. 6 Jun. 1988 pp. L996.L998.
Tamegai "Characterization of a Non-Superconducting Cuprate, Bi.sub.2 Sr.sub.2 YCu.sub.2 O.sub.8.5 " Jap. Jnl. of Appld. Physics vol. 27, No. 6 Jun. 1988 pp. L1074-L1076.
Fukushima "Electrical and Magnetic Properties in Bi.sub.2 Sr.sub.2 Ca.sub.1-x Y.sub.x Cu.sub.2 O.sub.8+s " Jap. Jnl. of Appld. Phys. vol. 27 No. 8 Aug. 1988 pp. L1432-L1434.
Physical Review Letters, vol. 58(9), 2 Mar. 1987, "Superconductivity at 93 K in a New Mixed-Phase Y-Ba-Cu-O Compound System at Ambient Pressure" by M. K. Wu et al, pp. 908-910.
Nature, vol. 332, "Superconductivity in the Rare-Earth-Free Tl-Ba-Cu-O System Above Liquid-Nitrogen Temperature" by Z. Z. Sheng et al, pp. 55-58, 3 Mar. 1988.
Science, vol. 239, 26 Feb. 1988, "A New High-Temperature Superconductor: Bi.sub.2 Sr.sub.3-x Ca.sub.x Cu.sub.2 O.sub.8+y " by M. A. Subramanian et al pp. 1015-1017.
Physical Review B, vol. 37(7), 1 Mar. 1988, "Superconductivity above 20 K in the Ba-K-Bi-O System" by L. F. Mattheiss et al pp. 3745-3746.
Journal of Applied Physics, 49(1), Jan. 1978, "Picosecond Pulses on Superconducting Striplines" by R. L. Kautz, pp. 308-314.
Solid State Communications, vol. 17 (1975) "High-Temperature Superconductivity in the BaPb.sub.1-x Bi.sub.x O.sub.3 System" by A. W. Sleight et al, pp. 27-28.
Zeitschr. f. Physik B-Condensed Matter, vol. 64 (1986) "Possible High T.sub.c Superconductivity in the Ba-La-Cu-O System" by J. G. Bednorz et al, pp. 189-193.
Physical Review Letters, vol. 58(9) 2 Mar. 1987, "High-Pressure Study of the New Y-Ba-Cu-O Superconducting Compound System" by P. H. Hor et al, pp. 911-912.
Batlogg Bertram J.
Cava Robert J.
AT&T Corp.
Kopec M.
Lieberman Paul
Pacher Eugen E.
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