GROWTH AND SUPERCONDUCTIVITY OF C-AXIS INPLANE ALIGNED YBA2CU3O7-X FILMS FABRICATED BY THE SELF-TEMPLATE METHOD

被引:26
作者
MAHAJAN, S [1 ]
WEN, JG [1 ]
ITO, W [1 ]
YOSHIDA, Y [1 ]
KUBOTA, N [1 ]
LIU, CJ [1 ]
MORISHITA, T [1 ]
机构
[1] ISTEC,SUPERCONDUCT RES LAB,KOTO KU,TOKYO 135,JAPAN
关键词
D O I
10.1063/1.112458
中图分类号
O59 [应用物理学];
学科分类号
摘要
In-plane aligned a-axis oriented and [110] oriented Y1Ba 2Cu3O7-x (YBCO) films exhibiting different anisotropic ratio in resistivity were fabricated, respectively, on LaSrGaO 4[100] and SrTiO3[110] substrates by the self-template method. The anisotropic properties of the a-axis films as studied by resistivity and thermoelectric power measurements are believed to reflect the anisotropy intrinsic to the YBCO system. The measured anisotropic properties of the a-axis films exhibiting anisotropy ratio ≳8 in resistivity and of the as-deposited [110] films were found to be related to cracks and the rough surface of these films. Furthermore, high-resolution microscopy revealed that a-axis film growth by our self-template method is dependent on the kinetics of the deposition process. © 1994 American Institute of Physics.
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收藏
页码:3129 / 3131
页数:3
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