Bi-Sr-Ca-Cu-O compounds and methods

Details Bi-Sr-Ca-Cu-O compounds and methods Bi-Sr-Ca-Cu-O compounds and methods

1992-01-27

1993-11-23

Lieberman, Paul

Superconductor technology: apparatus, material, process

High temperature , per se

Having tc greater than or equal to 150 k

252518, 252521, 505782, C01F 1102, C01G 302, C01G 2900, H01L 3912

Patent

active

052644138

ABSTRACT:
Compounds of the formula Bi.sub.1 Sr.sub.2 Ca.sub.n-1 Cu.sub.n O.sub.2n+3+x wherein n is a positive integer and x is less than 1 are formed by molecular beam epitaxial deposition of a plurality of atomic layers on a substrate in the following composition sequence: ##STR1##

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