Two types of ABi2B2O9 layered perovskite-like ferroelectrics

被引:14
作者
Isupov, V. A. [1 ]
机构
[1] Russian Acad Sci, AF Ioffe Physicotech Inst, St Petersburg 194021, Russia
关键词
D O I
10.1134/S0020168507090129
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Statistical analysis of the literature data on the structural and ferroelectric properties of ABi(2)B(2)O(9) layered perovskite-like compounds shows that these ferroelectrics can be divided into two distinct groups, one constituted by tetragonal and nearly tetragonal compounds, and the other by compounds with a significant orthorhombic (and possibly monoclinic) distortion. Surprisingly, there are no layered ABi(2)B(2)O(9) compounds in a wide intermediate range of structural parameters.
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页码:976 / 979
页数:4
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