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Variable liquid crystal pretilt angles generated by photoalignment in homeotropically aligned azo dye-doped liquid crystals
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10.1063/1.3253413
/content/aip/journal/apl/95/16/10.1063/1.3253413
http://aip.metastore.ingenta.com/content/aip/journal/apl/95/16/10.1063/1.3253413
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Experimental setups for (a) forming LIRSs in ADDLCs; (b) measuring the T-V curve of samples. P, A, M, BE, AP, and D represent polarizer, analyzer, mirror, beam expander, aperture, and detector, respectively.

Image of FIG. 2.
FIG. 2.

The simulated (green diamonds) [blue dots] and experimental (purple squares) [yellow triangles] T-V curves of ADDLC sample illuminated for 25 [90] mins.

Image of FIG. 3.
FIG. 3.

Pretilt angle as a function of the period of illumination. The inset defines the pretilt angle.

Image of FIG. 4.
FIG. 4.

AFM images of the 90-min-illumination sample. (a) 2D AFM image of , (b) 2D, and (c) 3D AFM images of formed LIRSs.

Image of FIG. 5.
FIG. 5.

The simulated (green diamonds) and experimental (purple squares) T-V curves of homogeneous cell with pretilt angle of 40° and the simulated (blue dots) and experimental (yellow triangles) T-V curves of no-bias pi cell.

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/content/aip/journal/apl/95/16/10.1063/1.3253413
2009-10-21
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Variable liquid crystal pretilt angles generated by photoalignment in homeotropically aligned azo dye-doped liquid crystals
http://aip.metastore.ingenta.com/content/aip/journal/apl/95/16/10.1063/1.3253413
10.1063/1.3253413
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