In a single material showing both ordinary and ferroelectric nematic phases, splay elasticity stiffens sharply in the polar phase while twist elasticity softens, consistent with electrostatic stiffening by polarization charges.
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Splay Stiffening and Twist Softening in a Ferroelectric Nematic Liquid Crystal
In a single material showing both ordinary and ferroelectric nematic phases, splay elasticity stiffens sharply in the polar phase while twist elasticity softens, consistent with electrostatic stiffening by polarization charges.