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(CuTe)O_3对YBa_2Cu_3O_y织构生长的影响
引用本文:何振辉,杜仲廉,陆勇,黎启业,张进修.(CuTe)O_3对YBa_2Cu_3O_y织构生长的影响[J].中山大学学报(自然科学版),1993(2).
作者姓名:何振辉  杜仲廉  陆勇  黎启业  张进修
作者单位:中山大学物理学系 (何振辉,杜仲廉,陆勇,黎启业),中山大学物理学系(张进修)
基金项目:国家超导联合研究开发中心,中山大学科研基金
摘    要:用熔融织构法生长YBa_2 Cu_3(CuTe)xOy 系列,实验结果表明,生长过程中(CuTe)O_3 的参与有助于YBa_2 Cu_3 Oy 织构的形成,Te 可能具有俘获O 的能力.

关 键 词:高温超导体  织构  元素替代

The Effects of (CuTe)O_3 on Texture Processing of YBa_2Cu_3O_y
He Zhenhui Du Zhonglian Lu Yong Li Qiye Zhang Jinxiu.The Effects of (CuTe)O_3 on Texture Processing of YBa_2Cu_3O_y[J].Acta Scientiarum Naturalium Universitatis Sunyatseni,1993(2).
Authors:He Zhenhui Du Zhonglian Lu Yong Li Qiye Zhang Jinxiu
Institution:He Zhenhui Du Zhonglian Lu Yong Li Qiye Zhang Jinxiu Department of Physics,Zhongshan University
Abstract:Series of YBa_2Cu_3(CuTe)_xO_y(Where x=0.0,0.05,0.1)samples are grownwith the technique of partial melting process.The measurements of the X-raymultidiffraction lines of(001),the crystalline layers microstructure detected bySEM,and the linear relationship between resistance and temperature in the normalstate are carried out.The results indicats that the addition of(CuTe)O_3 contrib-utes to the formation of YBa_2Cu_3O_y textures.The Tc values of the as-preparedsamples(without any heat treatment performed)show that Te may trap oxygenarround,which probably simplifies the texture processing.
Keywords:high Tc superconductor  texture  element substitution
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