Kinetics of a phase transition into an inhomogeneous state in a ferroelectric plate

被引:7
作者
Darinskii, BM [1 ]
Lazarev, AP
Sigov, AS
机构
[1] Voronezh State Tech Univ, Voronezh 394026, Russia
[2] Voronezh State Univ, Voronezh 394693, Russia
[3] Moscow Inst Radio Engn Elect & Automat, Moscow 117454, Russia
基金
俄罗斯基础研究基金会;
关键词
D O I
10.1134/1.558616
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The kinetics of the emergence of a polarization vector field after a ferroelectric sample is rapidly cooled is investigated in two cases, in which the rate of growth of the polarization vector is determined by viscous forces of phonon origin or by the diffusion of charged particles. Analytic expressions are obtained for the rate of growth of the polarization vector and the period of the inhomogeneous phase as a function of the degree of supercooling of the sample. The existence of a slow relaxation process in the domain structure is established and the time dependence of this process is found. (C) 1998 American Institute of Physics. [S1063-7761(98)02712-7].
引用
收藏
页码:1221 / 1225
页数:5
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