Asymmetric dynamical charges in two-dimensional ferroelectrics

D Bennett, P Ghosez - Physical Review B, 2024 - APS
Ferroelectricity is commonly understood in terms of dynamical charges, which represent the
dipole moments generated by atomic displacements or the forces induced by electric fields …

Interlayer sliding induced antiferroelectricity–ferroelectricity–antiferroelectricity transition in bilayer δ-SiX (X= S/Se)

Z Qu, X Wang, J Zhang, S Jiang, Z Xu, F Yang… - Journal of Materials …, 2024 - pubs.rsc.org
Two-dimensional (2D) sliding ferroelectric materials possess intriguing physical and
electronic properties, thereby greatly expanding the family of 2D ferroelectrics (FEs). In this …

Sliding van der Waals Polytypes

MV Stern, SS Atri, MB Shalom - arXiv preprint arXiv:2408.06088, 2024 - arxiv.org
Compared to electronic phase transitions, structural phase transitions of crystals are
challenging to control due to the energy cost of breaking dense solid bonds. Recently …

Sliding Flexoelectricity in Two-Dimensional van der Waals Systems

R He, H Wang, F Deng, Y Gao, B Zhang, Y Shi… - arXiv preprint arXiv …, 2024 - arxiv.org
Two-dimensional sliding ferroelectrics, with their unique stacking degrees of freedom, offer a
different approach to manipulate polarization by interlayer sliding. Bending sliding …

[引用][C] Fatigue-resistant sliding ferroelectricity

Z Liu - Science China Materials, 2024 - Springer
The direction of spontaneous polarization in ferroelectricity can be reoriented by an external
electric field. This special feature of ferroelectricity is important candidates for fabricating …