SOME PYRAMIDICAL LIQUID-CRYSTAL LANGMUIR FILMS AT THE AIR-WATER-INTERFACE

被引:6
|
作者
ELABED, A
HOCHAPFEL, A
HASMONAY, H
BILLARD, J
ZIMMERMANN, H
LUZ, Z
PERETTI, P
机构
[1] COLL FRANCE,PHYS MAT CONDENSEE LAB,F-75231 PARIS 05,FRANCE
[2] MAX PLANCK INST MED RES,W-6900 HEIDELBERG 1,GERMANY
[3] WEIZMANN INST SCI,IL-76100 REHOVOT,ISRAEL
关键词
D O I
10.1016/0040-6090(92)90177-D
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Two compounds, the hexa-nonanoyloxytribenzocyclononene (I-n9) and the hexa-nonyloxytribenzocyclononene (II-n9). which belong to a new class of thermotropic liquid crystals, called pyramidic, were spread on the water surface. Their ability to form monolayers has been shown. Their surface pressure versus molecular area diagrams show a large plateau and an increase in surface pressure at low molecular areas. A multilayer arrangement of the molecules is discussed.
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页码:93 / 95
页数:3
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