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Article
Open AccessThe anti-symmetric and anisotropic symmetric exchange interactions between electric dipoles in hafnia
The anti-symmetric and anisotropic symmetric exchange interactions between two magnetic dipole moments – responsible for intriguing magnetic textures (e.g., magnetic skyrmions) – have been discovered since las...
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Article
A 2D/2D BiPO4/g-C3N4-B Z-type heterojunction for enhanced photocatalytic degradation of dye pollutants
A 2D/2D BiPO4/g-C3N4-B nano-sheet heterojunction photocatalyst was synthesized via a simple coprecipitation method at room temperature using glacial acetic acid as solvent, which showed excellent activity toward ...
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Article
Anisotropic phonon thermal transport in two-dimensional layered materials
Two-dimensional layered materials (2DLMs) have attracted growing attention in optoelectronic devices due to their intriguing anisotropic physical properties. Different members of 2DLMs exhibit unique anisotrop...
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Article
Open AccessDeterministic control of ferroelectric polarization by ultrafast laser pulses
Ultrafast light-matter interactions present a promising route to control ferroelectric polarization at room temperature, which is an exciting idea for designing novel ferroelectric-based devices. One emergent ...
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Article
Dzyaloshinskii–Moriya-like interaction in ferroelectrics and antiferroelectrics
The Dzyaloshinskii–Moriya interaction (DMI) between two magnetic moments mi and mj is of the form $${\rm{D}}_{ij} \cdot ({\rm{m}}_i \times {\r...
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Article
Open AccessCreating multiferroic and conductive domain walls in common ferroelastic compounds
Domain walls in ferroelectrics and ferroelastics often present peculiar functional properties, offering an intriguing route toward the design of nano-devices. Here we use first-principles simulations to illust...
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Article
Open AccessTailoring properties of hybrid perovskites by domain-width engineering with charged walls
Charged ferroelectric domain walls are fascinating electrical topological defects that can exhibit unusual properties. Here, in the search for novel phenomena, we perform and analyze first-principles calculati...
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Article
A rhombohedral ferroelectric phase in epitaxially strained Hf0.5Zr0.5O2 thin films
Hafnia-based thin films are a favoured candidate for the integration of robust ferroelectricity at the nanoscale into next-generation memory and logic devices. This is because their ferroelectric polarization ...
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Article
Open AccessElucidation of crystal and electronic structures within highly strained BiFeO3 by transmission electron microscopy and first-principles simulation
Crystal and electronic structures of ~380 nm BiFeO3 film grown on LaAlO3 substrate are comprehensively studied using advanced transmission electron microscopy (TEM) technique combined with first-principles theory...
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Article
Open AccessImproper electric polarization in simple perovskite oxides with two magnetic sublattices
ABO3 perovskite oxides with magnetic A and B cations offer a unique playground to explore interactions involving two spin sublattices and the emergent effects they may drive. Of particular interest is the possibi...
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Article
Near room-temperature multiferroic materials with tunable ferromagnetic and electrical properties
The quest for multiferroic materials with ferroelectric and ferromagnetic properties at room temperature continues to be fuelled by the promise of novel devices. Moreover, being able to tune the electrical pol...
