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 develo** soft, lightweight, and small-scale transducers and robotics …

Mechanics of dielectric elastomer structures: A review

T Lu, C Ma, T Wang - Extreme Mechanics Letters, 2020 - Elsevier
In the past decade, the development of theory has deeply revealed the electromechanical
coupling deformation mechanism of dielectric elastomer (DE). Many theoretical predictions …

Tunable anti-plane wave bandgaps in 2D periodic hard-magnetic soft composites

S Padmanabhan, Z Alam, AK Sharma - International Journal of Mechanical …, 2024 - Elsevier
In this paper, we present a theoretical model for the analysis of large magneto-deformation
and the anti-plane shear wave bandgaps in 2D periodic two-phase hard magnetic soft …

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 …

Magnetically tunable longitudinal wave band gaps in hard-magnetic soft laminates

Z Alam, S Padmanabhan, AK Sharma - International Journal of Mechanical …, 2023 - Elsevier
Hard-magnetic soft materials belong to the class of active materials that undergo finite
deformation and alter their material properties when subjected to magnetic loading …

Functionally Graded Soft Dielectric Elastomer Phononic Crystals: Finite Deformation, electro-elastic longitudinal waves, and band gaps tunability via electro …

Z Alam, AK Sharma - International Journal of Applied Mechanics, 2022 - World Scientific
Active tuning of elastic wave band gaps received significant attention in the recent past. To
this end, soft dielectric elastomers (DEs) have indicated great promise owing to their …

Tunable bandgaps in soft phononic plates with spring-mass-like resonators

Y Huang, J Li, W Chen, R Bao - International Journal of Mechanical …, 2019 - Elsevier
Controlling band gaps of phononic crystals in real time through external stimuli (eg
mechanical loadings, electric fields, and magnetic fields) shows potential applications in …

Voltage-controlled quantum valley Hall effect in dielectric membrane-type acoustic metamaterials

W Zhou, Y Su, W Chen, CW Lim - International Journal of Mechanical …, 2020 - Elsevier
The research interest on phononic crystals now takes a new turn towards the acoustic/elastic
analogies of the quantum concepts, eg, the quantum Hall, quantum spin Hall and quantum …

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 …

Large deformation, high energy density dielectric elastomer actuators: Principles, factors, optimization, applications, and prospects

L Yang, H Wang, D Zhang, Y Yang, D Leng - Chemical Engineering …, 2024 - Elsevier
Compared to traditional robots, soft robots have more intriguing performance. Dielectric
elastomer actuators (DEAs) are the key components of soft robots. Analyzing various …