High critical current densities of YBa2Cu3O7-x thin films on buffered technical substrates

被引:31
作者
Knierim, A [1 ]
Auer, R [1 ]
Geerk, J [1 ]
Linker, G [1 ]
Meyer, O [1 ]
Reiner, H [1 ]
Schneider, R [1 ]
机构
[1] FORSCHUNGSZENTRUM KARLSRUHE,ITP,D-76021 KARLSRUHE,GERMANY
关键词
D O I
10.1063/1.118326
中图分类号
O59 [应用物理学];
学科分类号
摘要
C-axis oriented YBa2Cu3O7-x (YBCO) thin films were deposited on polycrystalline metallic tapes buffered with yttria stabilized zirconia (YSZ). The in-plane alignment of the YSZ layers achieved by simultaneous ion bombardment of the growing film (ion beam assisted deposition) and of the postdeposited YBCO thin films was studied by x-ray diffraction as a function of the buffer layer thickness. A significant improvement of the in-plane texture, achieved for buffer layers exceeding a thickness of about 1.5 mu m, resulted in high critical current densities above 10(6) A/cm(2) of the YBCO films. (C) 1997 American Institute of Physics.
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页码:661 / 663
页数:3
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