Modeling the flexoelectric effect around the tip of nano-cracks using a collocation MFEM

X Tian, M Xu, H Zhou, Q Deng, J Sladek… - Engineering Fracture …, 2023 - Elsevier
Due to the stress concentration and large strain gradient around the crack tip, strong
flexoelectric effect would be produced there. Meanwhile, the flexoelectric effect could …

A novel form of imperfect contact laws in flexoelectricity

M Serpilli, R Rizzoni, R Rodríguez-Ramos, F Lebon… - Composite …, 2022 - Elsevier
Flexoelectric materials exhibit coupling between electric polarization and mechanical strain
gradient. At the nano-scale and micro-scale, these materials offer a promising potential for …

Micro-structural effects in phononic dielectric structures

V Sladek, J Sladek, L Sator, Y Li - Composite Structures, 2023 - Elsevier
Based on the higher-grade continuum theory, propagation of longitudinal as well as
transverse anti-plane elastic waves in normal direction to nanoscale periodic laminates of …

On the size-dependent electro-mechanical response of the piezoelectric microbeam

G Fu, Z Zhang, C Dong, G Zhao, J Wang, X Zhuang… - Composite …, 2023 - Elsevier
Classical piezoelectric elasticity theory fails to explain the size-dependent electro-
mechanical behaviour. The strain gradient elasticity and flexoelectricity are responsible for …

Computational homogenization of flexoelectric composites within the consistent couple stress theory

Y Shang, M Sun, S Cen, CF Li - Computer Methods in Applied Mechanics …, 2025 - Elsevier
The evaluation of flexoelectric composites with architected microstructures requires a
reasonable estimation of their effective properties. To accomplish this, a computational …

Effective flexoelectric properties of inclusion-based composites based on strain gradient theory and homogenization technique

L Chu, F Zhou, G Dui - Composite Structures, 2025 - Elsevier
This study focuses on enhancing flexoelectricity in composites and develops a new
micromechanical analytical framework to determine the effective electromechanical …

Modulating the fracture behavior of interface cracks via electric field gradient in flexoelectric solids

M Xu, X Tian, Q Deng, H Zhou - Engineering Fracture Mechanics, 2024 - Elsevier
Interface cracks seriously affect the performance and service life of layered electronic
devices. At nanoscale, the electric field concentration can be generated at the tip of …

[HTML][HTML] Closed-form expressions for computing flexoelectric coefficients in textured polycrystalline dielectrics

JL Buroni, R Melnik, L Rodríguez-Tembleque… - Applied Mathematical …, 2024 - Elsevier
The volume average of the constituting properties of a textured polycrystalline aggregate
(the Voigt average) provides a simple way to estimate the effective properties of such an …

Modeling mechanical waves propagation in flexoelectric solids

H Zhou, X Tian, Q Deng, J Sladek… - Smart Materials and …, 2024 - iopscience.iop.org
In this paper, the propagation of mechanical waves in flexoelectric solids with the
consideration of both the direct and converse flexoelectric effects is studied via a collocation …

Asymptotic homogenization of flexoelectric composite plates with periodically varying thickness

AL Kalamkarov, DA Hadjiloizi… - … and Mechanics of …, 2024 - journals.sagepub.com
A micromechanical model for the analysis of structurally periodic flexoelectric plates with
periodically varying thickness is developed on the basis of asymptotic homogenization. The …