Document Type

Patent

Publication Date

1-28-1997

Abstract

A high temperature superconductor system is provided having the following formula: M-A-B-C-D-E, wherein, M is a metallic element. A is an element in Group 3A, B is an element in Group 2A, C is another element in Group 2A, D is an element in Group 1B, and E is an element in Group 6A. In an embodiment, the high temperature superconductor has the following formula: R-Tl-Sr-Ca-Cu-O (wherein R is chosen form the group consisting of La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and Y). Processes for making these high temperature superconductors are also disclosed.

Department

Physics

Patent Number

US5597781

Application Filed

2-15-1990

Assignee

University of Arkansas (Little Rock, AR)

Comments

Zhengzhi Sheng, Department of Physics, University of Arkansas, Fayetteville, AR
Allen M. Hermann, Department of Physics, University of Arkansas, Fayetteville, AR

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