DIRECT OBSERVATION OF DOMAIN-STRUCTURE IN CONDENSED MONOLAYER PHASES

被引:140
作者
QIU, X [1 ]
RUIZGARCIA, J [1 ]
STINE, KJ [1 ]
KNOBLER, CM [1 ]
SELINGER, JV [1 ]
机构
[1] UNIV CALIF LOS ANGELES,DEPT PHYS,LOS ANGELES,CA 90024
关键词
D O I
10.1103/PhysRevLett.67.703
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Fluorescence microscopy with polarized excitation allows regions of uniform tilt to be seen within domains of the liquid-condensed phase in monolayers of esters at the air/water interface, Transitions between a tilted and an untilted phase have been observed. Tilt regions within domains form regular six-arm patterns that are analogous to the star defect in films of liquid crystals. It is shown that six-arm stars are to be expected in these monolayers. A second transition has also been observed at lower temperatures.
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收藏
页码:703 / 706
页数:4
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