Ferroelectrics · 1988 · 11 citations · 4 references
Natural SciencesMaterials SciencePhysicsCondensed Matter PhysicsMaterials PhysicsSolid State PhysicsCrystal ChemistryCrystal LatticeCrystal SymmetryCrystallographyPhase TransitionsCrystal ElasticityElastic ModuliLattice StrainMechanical Stress ResponseOrder Parameter AnalysisOrder Parameter Theory
Abstract Reorientation of domain structure induced by external mechanical stress as well as anomalous changes in the components of torsion moduli and elastic susceptibility tensors prove that the phase appearing below 137 K is ferroelastic and spontaneous strain is an order parameter.
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