Tunable and active phononic crystals and metamaterials

YF Wang, YZ Wang, B Wu… - Applied …, 2020 - asmedigitalcollection.asme.org
Phononic crystals (PCs) and metamaterials (MMs) can exhibit abnormal properties, even far
beyond those found in nature, through artificial design of the topology or ordered structure of …

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 …

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 …

[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 …

[HTML][HTML] Nonlinear elastic vector solitons in hard-magnetic soft mechanical metamaterials

Q Zhang, AV Cherkasov, C Xie, N Arora… - International Journal of …, 2023 - Elsevier
We propose a design of a metamaterial for magnetically tunable propagation of nonlinear
vector solitary waves. The metamaterial consists of a periodic array of units of hard-magnetic …

Phonon Engineering of Micro‐and Nanophononic Crystals and Acoustic Metamaterials: A Review

J Ma - Small Science, 2023 - Wiley Online Library
Phononic crystals (PnCs) and acoustic metamaterials (AMMs) are artificially architected
materials endowed with the capabilities of wave manipulation. This review specifically …

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 …

[HTML][HTML] Magneto-deformation and transverse elastic waves in hard-magnetic soft laminates

Q Zhang, S Rudykh - Mechanics of Materials, 2022 - Elsevier
We study the magneto-mechanical behavior of periodic laminates made of hard-magnetic
active elastomers (HMAEs). We formulate the amended free-energy function for HMAEs, and …

Retracted: A concise review on the elastomeric behavior of electroactive polymer materials

M Khan, T Li, A Hayat, A Zada, T Ali… - … Journal of Energy …, 2021 - Wiley Online Library
In recent 20 years, electronic equipment has been developing rapidly in the direction of light,
miniaturization, flexibility, and integration. It is urgent to meet the needs of matching energy …

Advances in tunable bandgaps of piezoelectric phononic crystals

Y Wang, X Xu, L Li - Materials, 2023 - mdpi.com
Bandgaps of traditional phononic crystals (PCs) are determined using structural geometric
parameters and material properties, and they are difficult to tune in practical applications …