Ferroelectric domain walls for nanotechnology

D Meier, SM Selbach - Nature Reviews Materials, 2022‏ - nature.com
Ferroelectric domain walls have emerged as a new type of interface in which the dynamic
characteristics of ferroelectricity introduce the element of spatial mobility, allowing real-time …

Unveiling alternating current electronic properties at ferroelectric domain walls

J Schultheiß, T Rojac, D Meier - Advanced Electronic Materials, 2022‏ - Wiley Online Library
Ferroelectric domain walls exhibit a range of interesting electrical properties and are now
widely recognized as functional 2D systems for the development of next‐generation …

Domain-wall pinning and defect ordering in BiFeO3 probed on the atomic and nanoscale

A Bencan, G Drazic, H Ursic, M Makarovic… - Nature …, 2020‏ - nature.com
Electro-mechanical interactions between charged point defects and domain walls play a key
role in the functional properties of bulk and thin-film ferroelectrics. While for perovskites the …

Photoinduced phase transitions in ferroelectrics

C Paillard, E Torun, L Wirtz, J Íñiguez, L Bellaiche - Physical Review Letters, 2019‏ - APS
Ferroic materials naturally exhibit a rich number of functionalities, which often arise from
thermally, chemically, or mechanically induced symmetry breakings or phase transitions …

Epitaxial ferroelectric oxide thin films for optical applications

D Sando, Y Yang, C Paillard, B Dkhil… - Applied Physics …, 2018‏ - pubs.aip.org
Ferroelectrics are non-centrosymmetric crystalline materials that possess a spontaneous
polarization that can be switched by an electric field. The electric-field-dependent optical …

Electronic Properties of W' Twin Walls in Ferroelastic BiVO4

Y Xu, P Sharma, H Wen, D Zhang… - Advanced Functional …, 2024‏ - Wiley Online Library
Topological defects in ferroic materials can exhibit intrinsic properties that differ from the
bulk. Here, structural and electronic variations of non‐prominent (W') ferroelastic twin …

Polarons, vacancies, vacancy associations, and defect states in multiferroic

G Geneste, C Paillard, B Dkhil - Physical Review B, 2019‏ - APS
Oxygen, bismuth, and iron vacancies are studied by density-functional theory calculations in
multiferroic bismuth ferrite in oxidative and reducing external conditions. We accurately …

A predictive theory for domain walls in oxide ferroelectrics based on interatomic interactions and its implications for collective material properties

A Samanta, S Yadav, Z Gu, CJG Meyers… - Advanced …, 2022‏ - Wiley Online Library
Abstract Domain walls separating regions of ferroelectric material with polarization oriented
in different directions are crucial for applications of ferroelectrics. Rational design of …

An overview of oxygen vacancy dynamics in (1− x)(Bi 1/2 Na 1/2) TiO 3–x BaTiO 3 solid solution

Z Fan, CA Randall - Journal of Materials Chemistry C, 2021‏ - pubs.rsc.org
(Bi1/2Na1/2) TiO3 (BNT) based ceramics have been the hot topic for a few years because of
their multiple functions, from the piezoelectric properties to more recently the electrostatic …

Dislocations and a domains coupling in PbTiO3 thin films

L Cheng, H Zhang, R Xu, K Co, N Guiblin… - Applied Physics …, 2023‏ - pubs.aip.org
The interaction of domain structure and defects in ferroelectric thin films has been studied for
decades. However, the role of dislocations and thermal stability of microstructures is still …