X-RAY STUDY OF FERROELECTRIC PHASE-TRANSITION IN (NH(CH(3))(3))(3)SB(2)CL(9)

被引:5
|
作者
TOMASZEWSKI, PE
机构
关键词
D O I
10.12693/APhysPolA.87.631
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The lattice parameters of a title crystal, TMACA, were measured from a room temperature to 405 K by the X-ray single-crystal Bond method. The high-temperature paraelectric phase should have the monoclinic symmetry (space group P2/c). Some peculiarities on dielectric behaviour of the crystal were explained. The hypotheses on incommensurability of the paraelectric phase as well as on the parent normal (trigonal) phase were presented.
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页码:631 / 634
页数:4
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