The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 12, 1996
Filed:
Feb. 17, 1994
Applicant:
Inventors:
Zhengzhi Sheng, Fayetteville, AR (US);
John Meason, Fayetteville, AR (US);
Ying Xin, Fayetteville, AR (US);
Assignee:
University of Arkansas, Little Rock, AR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; C04B / ; C04B / ;
U.S. Cl.
CPC ...
505120 ; 505779 ; 505783 ; 505126 ; 423263 ; 423593 ; 252521 ; 501126 ; 501127 ;
Abstract
A high temperature superconducting system comprising M--R--Tl--Sr--Cu--O wherein: M is at least one compound selected from the group consisting of Hg, Pb, K, and Al; and R represents rare earth metals. In one embodiment, a composition forms a 93K superconducting phase having the composition: M--R--Tl--Sr--Cu--O wherein: M is selected from the group consisting of Hg and Al; and R is a rare earth metal. In another embodiment, the composition comprises M--R--Tl--Sr--Cu--O wherein: M is selected from the group of Pb and/or K; and R is a rare earth metal.