Flexoelectricity in solids: Progress, challenges, and perspectives

B Wang, Y Gu, S Zhang, LQ Chen - Progress in Materials Science, 2019 - Elsevier
The flexoelectricity describes the contribution of the linear couplings between the electric
polarization and strain gradient and between polarization gradient and strain to the …

Flexoelectric effect in solids

P Zubko, G Catalan… - Annual Review of Materials …, 2013 - annualreviews.org
Flexoelectricity—the coupling between polarization and strain gradients—is a universal
effect allowed by symmetry in all materials. Following its discovery several decades ago …

Fundamentals of flexoelectricity in solids

PV Yudin, AK Tagantsev - Nanotechnology, 2013 - iopscience.iop.org
The flexoelectric effect is the response of electric polarization to a mechanical strain
gradient. It can be viewed as a higher-order effect with respect to piezoelectricity, which is …

Flexomagnetism and vertically graded Néel temperature of antiferromagnetic Cr2O3 thin films

P Makushko, T Kosub, OV Pylypovskyi… - Nature …, 2022 - nature.com
Antiferromagnetic insulators are a prospective materials platform for magnonics, spin
superfluidity, THz spintronics, and non-volatile data storage. A magnetomechanical coupling …

Straintronics: a new trend in micro-and nanoelectronics and materials science

AA Bukharaev, AK Zvezdin, AP Pyatakov… - Physics …, 2018 - iopscience.iop.org
The term'straintronics' refers to a new research area in condensed matter physics, in which
strain engineering methods and strain-induced physical effects in solids are used to develop …

[HTML][HTML] Nanoscale flexoelectric energy harvesting

Q Deng, M Kammoun, A Erturk, P Sharma - International Journal of Solids …, 2014 - Elsevier
One of the most tantalizing applications of piezoelectricity is to harvest energy from ambient
mechanical vibrations for powering micro and nano devices. However, piezoelectricity is …

A theory of flexoelectricity with surface effect for elastic dielectrics

S Shen, S Hu - Journal of the Mechanics and Physics of Solids, 2010 - Elsevier
The flexoelectric effect is very strong for nanosized dielectrics. Moreover, on the nanoscale,
surface effects and the electrostatic force cannot be ignored. In this paper, an electric …

On instabilities and post-buckling of piezomagnetic and flexomagnetic nanostructures

M Malikan, NS Uglov, VA Eremeyev - International Journal of Engineering …, 2020 - Elsevier
We focus on the mechanical strength of piezomagnetic beam-like nanosize sensors during
post-buckling. An effective flexomagnetic property is also taken into account. The modelled …

Computational evaluation of the flexoelectric effect in dielectric solids

A Abdollahi, C Peco, D Millan, M Arroyo… - Journal of Applied …, 2014 - pubs.aip.org
Flexoelectricity is a size-dependent electromechanical mechanism coupling polarization
and strain gradient. It exists in a wide variety of materials, and is most noticeable for …

Atomistic determination of flexoelectric properties of crystalline dielectrics

R Maranganti, P Sharma - Physical Review B—Condensed Matter and …, 2009 - APS
Upon application of a uniform strain, internal sublattice shifts within the unit cell of a
noncentrosymmetric dielectric crystal result in the appearance of a net dipole moment: a …