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Locally resonant bandgap and dynamic responses of meta-sandwich-like plate with L-shaped beam–mass resonators
Low-frequency vibration is quite harmful for our human being as it may influence machining accuracy and destroy our health. To solve the problems...
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Design and Experimental Validation of Linear and Nonlinear Digital Synthetic Impedances for Electromechanically Coupled Systems
PurposeThis study reports on shunt circuits enabled by low-cost, small-scale electronic circuitry and free software by combining piezoelectric...
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Ultrawide bandgap in metamaterials via coupling of locally resonant and Bragg bandgaps
Metamaterials with wide frequency bandgaps have broad applications in engineering. In this work, a diatomic mass-in-mass metamaterial is proposed....
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Vibration characteristics of multi-acoustic metamaterials rotor with geometrical nonlinearity
A theoretical research on the vibration characteristics of the multi-acoustic metamaterials rotor with the weak and strong geometrical nonlinearities...
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Pulse mitigation in ordered granular structures: from granular chains to granular networks
Ordered granular structures have garnered considerable attention across various fields due to their capacity to manipulate the transmission of...
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Intense cross-scale energy cascades resembling “mechanical turbulence” in harmonically driven strongly nonlinear hierarchical chains of oscillators
In the present study, the dynamics of one- and two-degree-of-freedom linear oscillators attached to hierarchical chains of oscillators coupled by...
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Tunable Static and Dynamic Responses of Soft Porous Phononic Crystals
Phononic crystals (PnCs) have attracted intensive research interests for almost three decades from investigators in different disciplines including...
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Long-Range Resonator-Based Metamaterials
This work examines the possibility of develo** a class of long-range metamaterials in which the long-range operators are resonator units, like...
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Reduced Linear Viscoelastic Isotropic Cosserat Medium with Translational Viscosity: A Double Negative Acoustic Metamaterial
We investigate here the influence of translational viscosity on the plane shear-rotational wave propagation in the linear isotropic reduced Cosserat...
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Lattice-Based Nonlocal Elastic Structural Models
This chapter is devoted to lattice-based nonlocal approaches in relation with elastic microstructured elements. Nonlocal continuous approaches are...
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Topology optimization of dissipative metamaterials at finite strains based on nonlinear homogenization
This study presents a novel computational framework for designing optimal dissipative (dam**) metamaterials under time-dependent loading conditions...
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Tunability of Band Gaps of Programmable Hard-Magnetic Soft Material Phononic Crystals
In this paper, the elastic wave band gap characteristics of two-dimensional hard-magnetic soft material phononic crystals (HmSM-PnCs) under the...
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Divergence and flutter instabilities of a non-conservative axial lattice under non-reciprocal interactions
Non-reciprocal interactions of discrete or continuous systems may induce surprising responses such as flutter instabilities. It is shown in this...
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Parameter modulation of periodic waves and solitons in metamaterials with higher-order dispersive and nonlinear effects
A generalized nonlinear Schrödinger equation with higher-order dispersive and nonlinear effects is presented to govern the pulse propagation in...
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From Photonic Crystals to Seismic Metamaterials: A Review via Phononic Crystals and Acoustic Metamaterials
The advancement in electromagnetic metamaterials, which commenced three decades ago, experienced a rapid transformation into acoustic and elastic...
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Homogenization of Periodic Architected Materials
New avant-garde architected materials endowed with extreme stiffness, strength and lightness may be conceived through appropriate choices of the...
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Flexural vibration control of functionally graded poroelastic pipes via periodic piezoelectric design
In this paper, the flexural wave propagation and its control of a novel piezoelectric composite pipe conveying fluid are investigated. Dual...
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New Trends in Acoustic Testing in Buildings
Acoustic testing techniques are traditionally and most often used to characterise construction materials and construction elements, either to certify...
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Wave propagation properties of one-dimensional acoustic metamaterials with nonlinear diatomic microstructure
Acoustic metamaterials are artificial microstructured media, typically characterized by a periodic locally resonant cell. The cellular microstructure...
