Thallim, bismuth and lead containing oxide superconductor

Details Thallim, bismuth and lead containing oxide superconductor Thallim, bismuth and lead containing oxide superconductor

1993-11-29

1996-05-14

Bos, Steven

Superconductor technology: apparatus, material, process

High temperature , per se

Thallium containing

505782, 505783, H01L 3912, C01G 1500, C01G 2900, C01G 2100

Patent

active

055167527

ABSTRACT:
Superconducting oxide material containing compound represented by the formula:

REFERENCES:
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patent: 4988668 (1991-01-01), Engler et al.
patent: 5019553 (1991-05-01), Akimitsu et al.
patent: 5149687 (1992-09-01), Galasso
patent: 5173475 (1992-12-01), Takada et al.
patent: 5264414 (1993-11-01), Subramanian
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Torardi, et al, "Structures of the Superconducting Oxides Tl.sub.2 Ba.sub.2 CuO.sub.6 and Bi.sub.2 Sr.sub.2 CuO.sub.6 ", Phys. Rev. B, vol. 38, No. 1, Jul. 1, 1988, pp. 225-231.
Dagani, "New Class of Superconductors Pushing Temperatures Higher," Chem, & Eng. News, May 16, 1988, pp. 24-29.
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"New 120 K Tl-Ca-Ba-Cu-O Superconductor"-Z. Z. Sheng; W. Kiehl; J. Bennett; A. El Ali; D. Marsh; G. D. Mooney; F. Arammash; J. Smith; D. Viar; and A. M. Herman--Mar. 30, 1988. (Dept. of Physics, Univ. of Arkansas).
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"Superconductivity at 93K in a New Mixed-Phase Y-Ba-Cu-O Compound System at Ambient Pressure"-Wu, Ashburn, and Torng, Dept. of Physics, Univ. of Alabama; and Hor; Meng; Gao; Huang; Wang; and Chu, Dept. of Physics and Space Vacuum Epitaxy Center, University of Houston, Phy. Rev. Lett., 58(9), Mar. 2, 1987, pp. 908-910.
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"Bulk Superconductivity up to 122K in the Tl-Pb-Sr-Ca-Cu-O System" M. A. Subramanian, C. C. Torardi, J. Gopalakrishnan, P. L. Gai, J. C. Calabrese, T. R. Askew, R. B. Flippen, A. W. Sleight- Reports 249--14 Oct. 1988.
"Possible High T.sub.c Superconductivity in the Ba-La-Cu-O System J. G. Bednorz and K. A. Muller--IBM Zurich Research Laboratory", Ruschukon, Switzerland--Apr. 17, 1986.

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