Unusual symmetry breaking in high-temperature enantiomeric ferroelectrics with large spontaneous polarization
Yu-Kong Li, Ting‐Ting Ying, Hao Zhang, Yu‐Hui Tan, Yun‐Zhi Tang, Fang‐Xin Wang, Ming‐Yang Wan
Abstract
The enantiomers [( R )-β-MPA] 2 CdCl 4 (1) and [( S )-β-MPA] 2 CdCl 4 (2) have similar ferroelectricity and related properties, including high Curie temperature (343 K), large spontaneous polarization (4.65 μC cm −2 ), and low coercive force field (13 kV cm −1 ).
Topics & Concepts
FerroelectricityTriclinic crystal systemMonoclinic crystal systemCurie temperatureCrystallographyPerovskite (structure)Materials sciencePhase transitionOctahedronEnantiomerCondensed matter physicsSpace groupCrystal structureChemistryDielectricFerromagnetismStereochemistryOpticsX-ray crystallographyOptoelectronicsDiffractionPhysicsPerovskite Materials and ApplicationsSolid-state spectroscopy and crystallographyCrystal Structures and Properties