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Diffraction measurement and analysis of slanted holographic polymer dispersed liquid crystal
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10.1063/1.2010618
/content/aip/journal/jap/98/4/10.1063/1.2010618
http://aip.metastore.ingenta.com/content/aip/journal/jap/98/4/10.1063/1.2010618
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Synthesis of AE-modified unsaturated polyester (UPE).

Image of FIG. 2.
FIG. 2.

Writing configuration of holographic gratings using the single-prism interferometer.

Image of FIG. 3.
FIG. 3.

The measurement system of peak diffraction efficiency at different angles.

Image of FIG. 4.
FIG. 4.

Angular sensitivity plots for a PDLC-slanted grating written at and read on the left side with using -polarization (large dots) and -polarization (small dots) light. The solid and dashed curves are fits to the data using coupled-wave theory.

Image of FIG. 5.
FIG. 5.

Angular sensitivity plots for a PDLC-slanted grating read on the right side using -polarization (large dots) and -polarization (small dots). The solid and dashed curves are fits to the data using coupled-wave theory.

Image of FIG. 6.
FIG. 6.

SEM photographs of an in-plane view of a PDLC grating at a scanning voltage and magnification (a) at and and (b) at and .

Image of FIG. 7.
FIG. 7.

-polarized diffraction efficiency as a function of root-mean-square (rms) applied voltage

Image of FIG. 8.
FIG. 8.

(a) Diffraction efficiency of blue light changing with film effective thickness and Bragg angle (qB). (b) The contour plot of (a): the more shallow the color is, the larger the diffraction efficiency is.

Image of FIG. 9.
FIG. 9.

(a) When Bragg angle is at 20°, the diffraction efficiency changes with film effective thickness periodically. (b) When the film thickness is equal to (solid line) and (dashed line), the diffraction efficiency changes with the Bragg angle.

Image of FIG. 10.
FIG. 10.

Contour plot of the diffraction efficiency of green light vs film thickness and Bragg angle.

Image of FIG. 11.
FIG. 11.

Contour plot of the diffraction efficiency of red light vs film thickness and Bragg angle.

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/content/aip/journal/jap/98/4/10.1063/1.2010618
2005-08-19
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Diffraction measurement and analysis of slanted holographic polymer dispersed liquid crystal
http://aip.metastore.ingenta.com/content/aip/journal/jap/98/4/10.1063/1.2010618
10.1063/1.2010618
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