High pressure amplify the structural characteristic of calcium-doped Bi-2201 phase

被引:0
作者
Yang Qi
Dalu Sun
Xingming Zhao
Bushi Dai
Yuxiang Dai
机构
[1] Northeastern University,Department of Materials Physics and Chemistry, School of Materials Science and Engineering
[2] Northeastern University,Key Laboratory for Anisotropy and Texture of Materials, Ministry of Education
来源
Journal of Sol-Gel Science and Technology | 2023年 / 106卷
关键词
High-temperature superconductor; High pressure; Ca-doped Bi2201 phase; Synchrotron XRD; Raman spectroscopy;
D O I
暂无
中图分类号
学科分类号
摘要
The experimental strategy of using pressure to amplify the influence of Ca-doping on the structure of Bi-2201 phase was proposed.Ca-doped Bi2201 crystals have smaller lattice volume, shorter c-axis, and are less compressible than the pure phase.The influence caused by the apical oxygen of the CuO6 octahedron on distortion of CuO2 plane is an important reason for increasing the Tc of the Ca-doped samples.
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页码:107 / 113
页数:6
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