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Tunable ferroelectricity in oxygen-deficient perovskites with Grenier structure
Using first-principles calculations, we predict that tunable ferroelectricity can be realized in oxide perovskites with the Grenier structure and...
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Discovery of ferroelectricity in natural product androstane
Progesterone and its derivatives attracted widespread interest because of their applications in medicine, health care and birth control, which is the...
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Room-temperature ferroelectricity in magnetically ordered CoH2SeO4 flakes
Here, we demonstrate the existence of magnetic ordering and sliding ferroelectricity in two-dimensional CoH 2 SeO 4 multilayers. The experimental result...
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Ferroelectricity in hafnia controlled via surface electrochemical state
Ferroelectricity in binary oxides including hafnia and zirconia has riveted the attention of the scientific community due to the highly...
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Direct observation of geometric and sliding ferroelectricity in an amphidynamic crystal
Sliding ferroelectricity is a recently observed polarity existing in two-dimensional materials. However, due to the weak polarization and poor...
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Emerging ferroelectricity and piezoelectric energy harvesting properties in lead-free zinc titanate nanocrystals
Lead-free ZnTiO 3 hexagonal nanocrystals prepared by a facile hydrothermal-based synthesis process exhibit stable ferroelectricity and a...
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Tunable sliding ferroelectricity and magnetoelectric coupling in two-dimensional multiferroic MnSe materials
Sliding ferroelectricity (SFE) found in two-dimensional (2D) van der Waals (vdW) materials, such as BN and transition-metal dichalcogenides bilayers,...
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Intrinsic ferroelectricity in Y-doped HfO2 thin films
Ferroelectric HfO 2 -based materials hold great potential for the widespread integration of ferroelectricity into modern electronics due to their...
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Ferromagnetism and ferroelectricity in a superlattice of antiferromagnetic perovskite oxides without ferroelectric polarization
We study the structural, electronic, and magnetic properties of the SrCrO 3 /YCrO 3 superlattice and their dependence on epitaxial strain. We discover...
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Evolution of weak ferroelectricity dielectric response in PbZrO3 antiferroelectric thin films
In this study, the ferroelectric domain wall contributions to the permittivity is investigated in a PbZrO 3 antiferroelectric thin film far from its...
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Lattice distortion-induced ferroelectricity in nonstoichiometric Ba0.9(Fe0.5Nb0.5)O3−δ thin films
Transforming materials from paraelectric state to ferroelectric state provides a tremendous opportunity to increase the variety of ferroelectric...
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Theoretical approach to ferroelectricity in hafnia and related materials
Hafnia ferroelectrics combine technological promise and remarkable behaviors. Their peculiarity stems from the many active extrinsic mechanisms that...
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Intertwined ferroelectricity and topological state in two-dimensional multilayer
The intertwined ferroelectricity and band topology will enable the non-volatile control of the topological states, which is of importance for...
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Direct observation of ferroelectricity in two-dimensional MoS2
Recent theoretical predictions of ferroelectricity in two-dimensional (2D) van der Waals materials reveal exciting possibilities for their use in...
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Ferroelectricity
All crystals can be classified into one of the 32 crystal classes. Of these classes, 21 lack an inversion centre. Of these 21 classes, 20 are...
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Interfacial ferroelectricity in rhombohedral-stacked bilayer transition metal dichalcogenides
van der Waals materials have greatly expanded our design space of heterostructures by allowing individual layers to be stacked at non-equilibrium...
