Tailoring structure‐borne sound through bandgap engineering in phononic crystals and metamaterials: a comprehensive review

M Oudich, NJRK Gerard, Y Deng… - Advanced Functional …, 2023 - Wiley Online Library
In solid state physics, a bandgap (BG) refers to a range of energies where no electronic
states can exist. This concept was extended to classical waves, spawning the entire fields 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 …

Additive manufacturing-oriented concurrent robust topology optimization considering size control

Z Li, L Wang, T Lv - International Journal of Mechanical Sciences, 2023 - Elsevier
With the continuous improvement of the demand level for advanced equipment, the trend of
material structure integration and design and manufacturing integration is strengthening …

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 …

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 …

Topology optimization of soft compressible phononic laminates for widening the mechanically tunable band gaps

AK Sharma, MM Joglekar, DM Joglekar, Z Alam - Composite Structures, 2022 - Elsevier
Active tuning of frequency bandgaps has received significant attention in the recent past. To
this end, soft compressible phononic composites have indicated great promise owing to their …

Multi-objective optimization of elastic metaplates for lightweight and ultrawide bandgaps

G Yan, Y Li, X Huang, S Yao, W Zhou - International Journal of Mechanical …, 2023 - Elsevier
There is inevitably a conflict between multiple objectives when designing elastic metaplates
(EMPs) with desirable functionalities from the perspective of practical applications. The non …

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 phononic bandgap materials designed via topology optimization

A Dalklint, M Wallin, K Bertoldi, D Tortorelli - Journal of the Mechanics and …, 2022 - Elsevier
Topology optimization is used to design phononic bandgap materials that are tunable by
mechanical deformation. A periodic media is considered, which due to the assumption of …

Topological optimization of thin elastic metamaterial plates for ultrawide flexural vibration bandgaps

G Yan, S Yao, Y Li, W Zhou - International Journal of Mechanical Sciences, 2023 - Elsevier
The properties of bandgaps (BGs) for manipulating elastic/acoustic waves are highly
determined by the spatial distribution of materials in the primitive unit cell. In this work, the …