Re-entrant relaxor ferroelectric behaviour in Nb-doped BiFeO<sub>3</sub>–BaTiO<sub>3</sub> ceramics
Ziqi Yang, Bing Wang, T. M. Brown, Steven J. Milne, Antonio Feteira, Andreas Wohninsland, K. V. Lalitha, Yizhe Li, David A. Hall
Abstract
Re-entrant relaxor ferroelectric behaviour is identified in BiFeO 3 –BaTiO 3 ceramics, yielding anomalous thermal variations in structural distortion and functional properties.
Topics & Concepts
Materials scienceFerroelectricityCeramicRelaxor ferroelectricDopingFerroelectric ceramicsCondensed matter physicsDistortion (music)Composite materialOptoelectronicsDielectricPhysicsCMOSAmplifierFerroelectric and Piezoelectric MaterialsMultiferroics and related materialsDielectric properties of ceramics