Domain wall mobility and roughening in doped ferroelectric hexagonal manganites
Didrik R. Småbråten, Theodor S. Holstad, Donald M. Evans, Z. Yan, Edith Bourret, Dennis Meier, Sverre M. Selbach
Abstract
This work demonstrates a relationship between ferroelectric domain wall pinning by dopants and the local order parameter amplitude around the dopants. The authors propose that such pinning can be predicted from the free-energy landscape of polarization switching.
Topics & Concepts
Condensed matter physicsDopantFerroelectricityMaterials sciencePolarization (electrochemistry)DopingHexagonal crystal systemDomain wall (magnetism)Domain (mathematical analysis)Energy landscapeOptoelectronicsPhysicsCrystallographyChemistryQuantum mechanicsMathematicsThermodynamicsMagnetic fieldMagnetizationMathematical analysisPhysical chemistryDielectricFerroelectric and Piezoelectric MaterialsMultiferroics and related materialsAcoustic Wave Resonator Technologies