Physical Review Letters · 1995 · 20 citations · 9 references
Natural SciencesPhysicsElectromagnetismSolid State PhysicsFerroelectric MaterialsLiquid Crystal MaterialsLiquid CrystalsFerroelectric Liquid CrystalsLiquid Crystal Phase BehaviorPumpingSmectic Liquid CrystalsSmectic Phases
We observe mass pumping of a ferroelectric smectic-C liquid crystal induced by an applied ac voltage. The flow is unidirectional, reflecting the chirality of the system. An elastohydrodynamic model of the smectic-C phase is used to explain the observations.
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Liquid-crystal twist cell dynamics with backflow
Dwight W. Berreman · Journal of Applied Physics · 1975 · 207 citations