Schematic diagrams of polymer network and LC director orientations of a normal-mode LC gel: (a) , (b) , and (c) .
Voltage-dependent transmittance of two normal-mode E48 LC gels: (a) and (b) . An unpolarized He–Ne laser was used for these measurements.
Voltage-dependent transmittance of the E48 LC gels between parallel and crossed polarizers: (a) and (b) . , , and .
Measured phase shift of the E48 LC gel at different voltages.
The measured response time of the LC gel: (a) and (b) at . The lower trace in each figure represents the applied voltage bursts , and the upper trace represents the optical signals.
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