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 …

On mechanics of functionally graded hard-magnetic soft beams

W Chen, Z Yan, L Wang - International Journal of Engineering Science, 2020 - Elsevier
Recently developed hard-magnetic soft (HMS) materials/structures are very attractive for
applications in the fields of soft robots, biomedical devices and stretchable electronics, etc …

On the dynamics of curved magnetoactive soft beams

W Chen, L Wang, Z Yan - International Journal of Engineering Science, 2023 - Elsevier
Recently, hard-magnetic microparticles were embedded into soft matrix to manufacture a
new type of magnetoactive soft materials, ie hard-magnetic soft (HMS) materials. Due to the …

Static and dynamic instability modeling of electro-magneto-active polymers with various entanglements and crosslinks

A Khurana, D Kumar, AK Sharma… - International Journal of …, 2022 - Elsevier
Abstract Electro-magneto-active (EMA) polymers-based smart actuators suffer from electro-
magneto-mechanical instability (EMMI) phenomena arising due to the positive feedback …

[HTML][HTML] Electromechanical stability of wrinkled dielectric elastomers

A Khurana, MM Joglekar, G Zurlo - International Journal of Solids and …, 2022 - Elsevier
Thin dielectric elastomers with compliant electrodes can experience two types of instability:
wrinkling, which occurs to relax in-plane compressive stresses through out-of-plane …

Higher–order nonlocal gradient elasticity: A consistent variational theory

SA Faghidian - International Journal of Engineering Science, 2020 - Elsevier
A consistent variational theory of the higher–order nonlocal gradient elasticity is conceived
to appropriately introduce the nonlocality to the higher-order strain gradient theory. The …

Electromechanical Deformations and Bifurcations in Soft Dielectrics: A Review

Y Su, X Shen, Z Zhao, B Wu, W Chen - Materials, 2024 - mdpi.com
Dielectric elastomers have attracted considerable attention both from academia and industry
alike over the last two decades due to their superior mechanical properties. In parallel …

[HTML][HTML] Axisymmetric necking of a circular electrodes-coated dielectric membrane

Y Fu, X Yu - Mechanics of Materials, 2023 - Elsevier
We investigate the stability of a circular electrodes-coated dielectric membrane under the
combined action of an electric field and all-round in-plane tension. It is known that such a …

[HTML][HTML] Structural and material electro-mechanical instabilities in microstructured dielectric elastomer plates

M Bahreman, N Arora, H Darijani, S Rudykh - European Journal of …, 2022 - Elsevier
In this paper, we investigate the stability of microstructured dielectric elastomer (DE) plates
under electro-mechanical finite deformations. We examine the influence of the DE …

Tuning the pull-in instability of soft dielectric elastomers through loading protocols

YP Su, WQ Chen, M Destrade - International Journal of Non-Linear …, 2019 - Elsevier
Pull-in (or electro-mechanical) instability occurs when a drastic decrease in the thickness of
a dielectric elastomer results in electrical breakdown, which limits the applications of …