DIARYLETHANE ALPHA-CHLOROESTER FERROELECTRIC LIQUID-CRYSTALS

被引:22
作者
NGUYEN, HT [1 ]
BABEAU, A [1 ]
LEON, C [1 ]
MARCEROU, JP [1 ]
DESTRADE, C [1 ]
SOLDERA, A [1 ]
GUILLON, D [1 ]
SKOULIOS, A [1 ]
机构
[1] INST CHARLES SADRON,INST PHYS & CHIM MAT STRASBOURG,MAT ORGAN GRP,6 RUE BOUSSINGAULT,F-67083 STRASBOURG,FRANCE
关键词
D O I
10.1080/02678299108035503
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Four new chiral diarylethane alpha-chloroester series have been synthesized and studied. All of the derivatives are mesogenic and display a ferroelectric S(C)* phase. In addition to this S(C)* phase, some of them exhibit other ferroelectric S(I)* and/or S(F)* phases. Transition temperatures and enthalpies are reported. Several electrooptical properties such as the spontaneous polarization and response times are given and discussed. Layer thickness and tilt angle in the smectic S(C)* phases of series II compounds were determined by X-ray diffraction.
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收藏
页码:253 / 266
页数:14
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