Vibrations and waves in soft dielectric elastomer structures

Z Zhao, Y Chen, X Hu, R Bao, B Wu, W Chen - International Journal of …, 2023 - Elsevier
Dielectric elastomers (DEs) are a type of multifunctional materials with salient features that
are very attractive in developing soft, lightweight, and small-scale transducers and robotics …

Wave manipulation in intelligent metamaterials: recent progress and prospects

B Wu, W Jiang, J Jiang, Z Zhao, Y Tang… - Advanced Functional …, 2024 - Wiley Online Library
Metamaterials (MMs), which include phononic crystals (PCs) as a particular type, exhibit
anomalous wave propagation properties through artificial design of topologies or lattice …

Actively controllable topological phase transition in homogeneous piezoelectric rod system

W Zhou, B Wu, Z Chen, W Chen, CW Lim… - Journal of the Mechanics …, 2020 - Elsevier
By employing periodic electrical boundary conditions, an innovative method to generate
actively tunable topologically protected interface mode in a “homogeneous” piezoelectric …

[HTML][HTML] Low-frequency tunable topological interface states in soft phononic crystal cylinders

Y Chen, B Wu, J Li, S Rudykh, W Chen - International Journal of …, 2021 - Elsevier
Topological phononic crystals have attracted intensive attention due to their peculiar
topologically protected interface or edge states. Their operating frequency, however, is …

Tunable morphing of electroactive dielectric-elastomer balloons

Y Su, D Riccobelli, Y Chen… - Proceedings of the …, 2023 - royalsocietypublishing.org
Designing smart devices with tunable shapes has important applications in industrial
manufacture. In this paper, we investigate the nonlinear deformation and the morphological …

[HTML][HTML] Effects of strain stiffening and electrostriction on tunable elastic waves in compressible dielectric elastomer laminates

Y Chen, B Wu, Y Su, W Chen - International Journal of Mechanical …, 2020 - Elsevier
This paper presents an electromechanical analysis of the nonlinear static response and the
superimposed small-amplitude wave characteristics in an infinite periodic compressible …

Nonlinear vibration and stability of a dielectric elastomer balloon based on a strain-stiffening model

A Alibakhshi, W Chen, M Destrade - Journal of Elasticity, 2023 - Springer
Limiting chain extensibility is a characteristic that plays a vital role in the stretching of highly
elastic materials. The Gent model has been widely used to capture this behaviour, as it …

Nonlinear dynamics of dielectric elastomer balloons based on the Gent-Gent hyperelastic model

A Alibakhshi, H Heidari - European Journal of Mechanics-A/Solids, 2020 - Elsevier
This paper studies the nonlinear vibration of a dielectric elastomer balloon considering both
the strain-stiffening and the second invariant of the Cauchy-Green deformation tensor. To …

Voltage-controlled non-axisymmetric vibrations of soft electro-active tubes with strain-stiffening effect

F Zhu, B Wu, M Destrade, H Wang, R Bao… - International Journal of …, 2024 - Elsevier
Material properties of soft electro-active (SEA) structures are significantly sensitive to
external electro-mechanical biasing fields (such as pre-stretch and electric stimuli), which …

Axisymmetric vibration of multilayered electroactive circular plates in contact with fluid

Y Cao, B Wu, E Carrera, S Rudykh, W Chen - Journal of Sound and …, 2024 - Elsevier
Soft electroactive materials (SEAMs), which possess significant advantages over
conventional hard materials, have attracted great attention in recent years. They have been …