Charged Domain Walls in BaTiO 3 Crystals Emerging from Superdomain Boundaries
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Electronic Materials"
DOI: 10.1002/aelm.202300005
Abstract: Previous experiments with BaTiO$_3$ single crystals have shown that application of the electric field in the vicinity of the ferroelectric phase transition can be used to introduce peculiar persisting ferroelectric domain walls, accompanied by the… read more here.
Keywords: walls batio; superdomain boundaries; charged domain; domain walls ... See more keywords
Unveiling the pinning behavior of charged domain walls in BiFeO3 thin films via vacancy defects
Sign Up to like & getrecommendations! Published in 2020 at "Acta Materialia"
DOI: 10.1016/j.actamat.2019.12.041
Abstract: Abstract Manipulation of electronic states in functional ferroelectrics is promising for next generation electronics devices. The charged domain walls in ferroelectric materials especially facilitate the electronic state modulation and are promising for developing interface-based devices.… read more here.
Keywords: walls bifeo3; vacancy; pinning behavior; domain ... See more keywords
Rational Design of Molecular Ferroelectrics with Negatively Charged Domain Walls.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c04872
Abstract: Ferroelectric domains and domain walls are unique characteristics of ferroelectric materials. Among them, charged domain walls (CDWs) are a special kind of peculiar microstructure that highly improve conductivity, piezoelectricity, and photovoltaic efficiency. Thus, CDWs are… read more here.
Keywords: molecular ferroelectrics; rational design; domain walls; charged domain ... See more keywords
Oxygen Vacancies Nucleate Charged Domain Walls in Ferroelectrics.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review letters"
DOI: 10.1103/physrevlett.127.117601
Abstract: We study the influence of oxygen vacancies on the formation of charged 180° domain walls in ferroelectric BaTiO_{3} using first principles calculations. We show that it is favorable for vacancies to assemble in crystallographic planes,… read more here.
Keywords: charged domain; domain wall; oxygen vacancies; domain walls ... See more keywords
Charged domain walls in improper ferroelectric hexagonal manganites and gallates
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review Materials"
DOI: 10.1103/physrevmaterials.2.114405
Abstract: Ferroelectric domain walls are attracting broad attention as atomic-scale switches, diodes and mobile wires for next-generation nanoelectronics. Charged domain walls in improper ferroelectrics are particularly interesting as they offer multifunctional properties and an inherent stability… read more here.
Keywords: improper ferroelectric; walls improper; ferroelectric hexagonal; domain ... See more keywords
Evolution of domain structure and formation of charged domain walls during polarization reversal in lithium niobate single crystals modified by vacuum annealing
Sign Up to like & getrecommendations! Published in 2018 at "Physics of the Solid State"
DOI: 10.1134/s1063783418010195
Abstract: The evolution of the domain structure during polarization reversal has been investigated in plates of lithium niobate with spatially inhomogeneous electrical conductivity produced by vacuum annealing. The formation of charged domain walls in the crystal… read more here.
Keywords: domain structure; evolution domain; formation; domain ... See more keywords
Charged Domain Walls and Crystallographic Microstructures in Hybrid Improper Ferroelectric Ca3−xSrxTi2O7
Sign Up to like & getrecommendations! Published in 2019 at "MATERIALS TRANSACTIONS"
DOI: 10.2320/matertrans.mt-mi2019006
Abstract: The charged domain walls in ferroelectric materials exhibit intriguing physical properties. We examine herein the charged-domain-wall structures in Ca$_{3-x}$Sr$_x$Ti$_2$O$_7$ using transmission electron microscopy. When viewed along the [001] axis, the wavy charged domain walls are… read more here.
Keywords: microstructures hybrid; walls crystallographic; charged domain; crystallographic microstructures ... See more keywords