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Submillisecond switching of nematic liquid crystal in cells fabricated by anisotropic phase-separation of liquid crystal and polymer mixture
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10.1063/1.1861120
/content/aip/journal/apl/86/7/10.1063/1.1861120
http://aip.metastore.ingenta.com/content/aip/journal/apl/86/7/10.1063/1.1861120
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

A PSCOF cell under an optical microscope with crossed polarizers, LC molecules are homogeneously aligned along the rubbing direction . (a) Bright state: is at 45° to the fast axis of the polarizer; (b) dark state: is parallel to .

Image of FIG. 2.
FIG. 2.

Schematic diagram for the formation of PSCOF structure. (a) Diffusion of small molecules caused by nonuniform polymerization. (b) The bilayer structure of a PSCOF cell after phase-separation.

Image of FIG. 3.
FIG. 3.

SEM pictures of polymer layers formed in PSCOF cells. The polymer content was (a) , (b) , and (c) . The thickness of the polymer film monotonically increased from as the polymer content increases.

Image of FIG. 4.
FIG. 4.

Experimental setup to measure the transmission as a function of applied voltage and the results for cells with the and LC.

Image of FIG. 5.
FIG. 5.

Sectional SEM view of a PSCOF cell with LC shows a uniform gap of formed between the polymer layer (bottom) and the substrate with rubbed PI film (top).

Image of FIG. 6.
FIG. 6.

The optical transmission vs time (channel 1) under a rectangular-wave pulse (channel 2) with amplitude of (a) , and (b) for cells with and LC.

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/content/aip/journal/apl/86/7/10.1063/1.1861120
2005-02-11
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Submillisecond switching of nematic liquid crystal in cells fabricated by anisotropic phase-separation of liquid crystal and polymer mixture
http://aip.metastore.ingenta.com/content/aip/journal/apl/86/7/10.1063/1.1861120
10.1063/1.1861120
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