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The structural formula of the compound CMPD.
Temperature dependence of the half-pitch band of the reflection band of the compound CMPD in its phase and the spontaneous polarization . The inset shows an example of the half-pitch peak observed in the transmission UV/visible spectroscopy. is the average refractive index assumed to be 1.5.
Electro-optic response of CMPD in a cell at various temperatures at frequency of . The red horizontal lines indicate the dark (field off) state.
The two contrast ratios as a function of and of the helical pitch in a planar cell of CMPD.
Textures of the thick planar cell containing the compound between the crossed polarizers in the field off state at temperatures of (a) , (b) , and (c) .
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