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摘要:
YBa2Cu3O7-delta (YBCO) films with Zr doping have been prepared successfully by the trifluoroacetate metal-organic deposition (TFA-MOD) method through dissolving Zr acetylacetonate into the precursor solution. Yttria-stabilized zirconia(YSZ)nanoparticles were detected in the doped YBCO films by XRD. From the analysis of XRD omega and phi scans, the doped films have better out-of-plane and in-plane textures than those of the un-doped YBCO film. Although the doped YBCO films have lower T-c than that of the un-doped YBCO film, a very significant enhancement of normalized J(c) is displayed as compared to the undoped film at applied fields, indicating that an effective pinning force was created by Zr doping.
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来源 :
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY
ISSN: 1051-8223
年份: 2009
期: 3
卷: 19
页码: 3403-3406
1 . 8 0 0
JCR@2022
ESI学科: PHYSICS;
JCR分区:2
中科院分区:1