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Title: High Tc YBCO superconductor deposited on biaxially textured Ni substrate

Patent ·
OSTI ID:872596

A superconducting article includes a biaxially-textured Ni substrate, and epitaxial buffer layers of Pd (optional), CeO.sub.2 and YSZ, and a top layer of in-plane aligned, c-axis oriented YBCO having a critical current density (J.sub.c) in the range of at least 100,000 A/cm.sup.2 at 77 K.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
DOE Contract Number:
AC05-96OR22464
Assignee:
Lockheed Martin Energy Research Corp (Oak Ridge, TN)
Patent Number(s):
US 5968877
OSTI ID:
872596
Country of Publication:
United States
Language:
English

References (16)

In‐plane epitaxial alignment of YBa 2 Cu 3 O 7− x films grown on silver crystals and buffer layers journal April 1993
Laser deposition of biaxially textured yttria‐stabilized zirconia buffer layers on polycrystalline metallic alloys for high critical current Y‐Ba‐Cu‐O thin films journal November 1992
Preparation of Y‐Ba‐Cu oxide superconductor thin films using pulsed laser evaporation from high Tc bulk material journal August 1987
High current YBa 2 Cu 3 O 7−δ thick films on flexible nickel substrates with textured buffer layers journal October 1994
High critical current densities in Bi(2223)/Ag tapes journal January 1992
Metal buffer layers and Y‐Ba‐Cu‐O thin films on Pt and stainless steel using pulsed laser deposition journal August 1990
a ‐axis oriented epitaxial YBa 2 Cu 3 O 7− x ‐PrBa 2 Cu 3 O 7− y heterostructures journal December 1990
Room-Temperature Epitaxial Growth of $\bf CeO_{2}$ Thin Films on Si(111) Substrates for Fabrication of Sharp Oxide/Silicon Interface journal June 1995
Epitaxial Formation and Characterization of CeO2 Films journal January 1994
Recrystallization in cold-rolled pure nickel journal February 1988
High-J/sub c/ silver-sheathed Bi-based superconducting wires journal March 1991
Growth of C-axis oriented YBaCuO films on oxidized textured Ni sheets and on journal March 1991
Effects of target and template layer on the properties of highly crystalline superconducting a-axis films of Y1Ba2Cu3O7−x by DC-sputtering journal August 1993
YBCO thin-films current-carrying elements on metallic substrates journal June 1995
Structural and transport properties of biaxially aligned YBa 2 Cu 3 O 7− x films on polycrystalline Ni‐based alloy with ion‐beam‐modified buffer layers journal August 1993
Superconducting YBa 2 Cu 3 O 6.8 films on metallic substrates using in situ laser deposition journal June 1990