Domain-wall engineering and topological defects in ferroelectric and ferroelastic materials

GF Nataf, M Guennou, JM Gregg, D Meier… - Nature Reviews …, 2020 - nature.com
Ferroelectric and ferroelastic domain walls are 2D topological defects with thicknesses
approaching the unit cell level. When this spatial confinement is combined with observations …

Inverse transition of labyrinthine domain patterns in ferroelectric thin films

Y Nahas, S Prokhorenko, J Fischer, B Xu, C Carrétéro… - Nature, 2020 - nature.com
Phase separation is a cooperative process, the kinetics of which underpin the orderly
morphogenesis of domain patterns on mesoscopic scales,. Systems of highly degenerate …

Angle-dependent thermodynamics of

S Bachus, DAS Kaib, A Jesche, V Tsurkan, A Loidl… - Physical Review B, 2021 - APS
Thermodynamics of the Kitaev honeycomb magnet α-Ru Cl 3 is studied for different
directions of in-plane magnetic field using measurements of the magnetic Grüneisen …

Anomalous motion of charged domain walls and associated negative capacitance in copper–chlorine boracite

JGM Guy, C Cochard, P Aguado‐Puente… - Advanced …, 2021 - Wiley Online Library
During switching, the microstructure of a ferroelectric normally adapts to align internal
dipoles with external electric fields. Favorably oriented dipolar regions (domains) grow at the …

Strain‐Driven Mixed‐Phase Domain Architectures and Topological Transitions in Pb1−xSrxTiO3 Thin Films

P Kavle, JA Zorn, A Dasgupta, B Wang… - Advanced …, 2022 - Wiley Online Library
The potential for creating hierarchical domain structures, or mixtures of energetically
degenerate phases with distinct patterns that can be modified continually, in ferroelectric thin …

Orientational glass formation in substituted hybrid perovskites

EM Mozur, AE Maughan, Y Cheng, A Huq… - Chemistry of …, 2017 - ACS Publications
Hybrid organic–inorganic perovskites have gained notoriety in the photovoltaic community
for their composition-tunable band gaps and long-lived electronic excited states, which are …

Disordering of an organic overlayer on a metal surface upon cooling

A Schöll, L Kilian, Y Zou, J Ziroff, S Hame, F Reinert… - Science, 2010 - science.org
Inverse melting or disordering, in which the disordered phase forms upon cooling, is known
for a few cases in bulk systems under high pressure. We show that inverse disordering also …

Symmetry breaking at high temperatures in large N gauge theories

S Chaudhuri, E Rabinovici - Journal of High Energy Physics, 2021 - Springer
A bstract Considering marginally relevant and relevant deformations of the weakly coupled
(3+ 1)-dimensional large N conformal gauge theories introduced in [1], we study the patterns …

Emergence of a bicritical end point in the random-crystal-field Blume-Capel model

Sumedha, S Mukherjee - Physical Review E, 2020 - APS
We obtain the phase diagram for the Blume-Capel model with the bimodal distribution for
random crystal fields, in the space of three fields: temperature (T), crystal field (Δ), and …

Simplest model to study reentrance in physical systems

CK Thomas, HG Katzgraber - Physical Review E—Statistical, Nonlinear, and …, 2011 - APS
We numerically investigate the necessary ingredients for reentrant behavior in the phase
diagram of physical systems. Studies on the possibly simplest model that exhibits …