Second-order ferroic properties of a Pb5Ge3O11 uniaxial ferroelectric

被引:6
|
作者
Dudnik, EF [1 ]
Duda, VM [1 ]
Kushnerov, AI [1 ]
机构
[1] Dnepropetrovsk Natl Univ, UA-49050 Dnepropetrovsk, Ukraine
关键词
Spectroscopy; State Physics; Mechanical Stress; Curie Point; Ferroelectric Crystal;
D O I
10.1134/1.1427957
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The ferrobielastic properties (ferroic properties of the second order) earlier theoretically predicted for lead germanate uniaxial ferroelectric crystals are justified experimentally. It is demonstrated that single-domain samples are formed upon cooling to temperatures below the Curie point under uniaxial mechanical stresses corresponding to a combination of mechanical stresses sigma (11)sigma (13) or sigma (22)sigma (23). The macroscopic mechanism of this phenomenon is considered. (C) 2001 MAIK "Nauka/ Interperiodica".
引用
收藏
页码:2280 / 2283
页数:4
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