antiferroelectric crystal

antiferroelectric crystal

[¦an·tē‚fer·ō·i′lek·trik ′kris·təl]
(solid-state physics)
A crystalline substance characterized by a state of lower symmetry consisting of two interpenetrating sublattices with equal but opposite electric polarization, and a state of higher symmetry in which the sublattices are unpolarized and indistinguishable.
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