A PHENOMENOLOGICAL THEORY OF NONLINEAR DIELECTRIC RESPONSE IN A FERROELECTRIC LIQUID-CRYSTAL

被引:25
作者
ORIHARA, H
ISHIBASHI, Y
机构
[1] Synthetic Crystal Research Laboratory, School of Engineering, Nagoya University
关键词
NONLINEAR DIELECTRIC RESPONSE; FERROELECTRIC LIQUID CRYSTAL;
D O I
10.1143/JPSJ.62.489
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We have derived expressions for the nonlinear dielectric susceptibility of a ferroelectric liquid crystal and a uniaxial ferroelectric crystal on the basis of equations of motion. Our results are different from a formula proposed by Nakada [O. Nakada: J. Phys. Soc. Jpn. 15 (1960) 2280], which was obtained from a tentative assumption. The temperature and frequency dependences of the third-order dielectric constant of a ferroelectric liquid crystal will be presented.
引用
收藏
页码:489 / 496
页数:8
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