Superconducting structure

US6943136B2 · kind B2 · utility

Assignee

• The Regents of the University of California · US

Inventors

• Chuhee Kwon · Long Beach, US
• Quanxi Jia · Los Alamos, US
• Stephen R. Foltyn · Los Alamos, US

Key dates

• Filing date: Dec 17, 2002
• Grant date: Sep 13, 2005
• Expiry date: Apr 16, 2023

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S428/93

Abstract

A superconductive structure including a dielectric oxide substrate, a thin buffer layer of a superconducting material thereon; and, a layer of a rare earth-barium-copper oxide superconducting film thereon the thin layer of yttrium-barium-copper oxide, the rare earth selected from the group consisting of samarium, gadolinium, ytterbium, erbium, neodymium, dysprosium, holmium, lutetium, a combination of more than one element from the rare earth group and a combination of one or more elements from the rare earth group with yttrium, the buffer layer of superconducting material characterized as having chemical and structural compatibility with the dielectric oxide substrate and the rare earth-barium-copper oxide superconducting film is provided.