Active band gap control of magnetorheological meta-plate using frequency feedback control law

J Li, Y Xue, F Li - Journal of Sound and Vibration, 2023 - Elsevier
An innovative special class of magnetorheological metamaterial is proposed to achieve a
tunable band gap using a new frequency feedback control law. By using the frequency …

[HTML][HTML] Multiple bandgap formation in a locally resonant linear metamaterial beam: Theory and experiments

S El-Borgi, R Fernandes, P Rajendran… - Journal of Sound and …, 2020 - Elsevier
This study presents a strategy of vibration suppression of a beam when multiple resonant
frequencies of the structure are excited. The methodology operates on the ability of local …

Active/passive tuning of wave propagation in phononic microbeams via piezoelectric patches

S Sepehri, MM Mashhadi, MMS Fakhrabadi - Mechanics of Materials, 2022 - Elsevier
In this paper, size-dependent microbeams made of functionally graded materials (FGMs)
with periodic arrays of auxiliary piezoelectric springs are considered small-sized phononic …

[HTML][HTML] Model updating of a scaled piping system and vibration attenuation via locally resonant bandgap formation

S El-Borgi, A Alrumaihi, P Rajendran, R Yazbeck… - International Journal of …, 2021 - Elsevier
This study presents a Finite Element (FE) model updating methodology of a piping system
and demonstrates vibration attenuation at its resonant frequencies using tuned local …

Dispersion and topological characteristics of permutative polyatomic phononic crystals

H Al Ba'ba'a, M Nouh, T Singh - Proceedings of the …, 2019 - royalsocietypublishing.org
This work presents a comprehensive mathematical treatment of phononic crystals (PCs)
which comprise a finite lattice of repeated polyatomic unit cells. Wave dispersion in …

Broadband vibration attenuation in nonlinear meta-structures with magnet coupling mechanism: Theory and experiments

Y Xue, J Li, Y Wang, F Li - … in Nonlinear Science and Numerical Simulation, 2023 - Elsevier
Nonlinear metamaterial structures may provide extensive applications in low-frequency and
broadband vibration attenuation. Recently, there has been growing interest in nonlinear …

[HTML][HTML] From frequency-dependent models to frequency-independent enriched continua for mechanical metamaterials

G Rizzi, MV d'Agostino, J Voss, D Bernardini… - European Journal of …, 2024 - Elsevier
Mechanical metamaterials have recently gathered increasing attention for their uncommon
mechanical responses enabling unprecedented applications for elastic wave control. Many …

Free vibration analysis of elastic metamaterial circular curved beams with locally resonant microstructures

S Karampour, E Ghavanloo, SA Fazelzadeh - Archive of Applied …, 2023 - Springer
In this study, in-plane free vibration of elastic metamaterial circular curved beams is
investigated. The beams are made of three-dimensional periodic arrangement of the coated …

Effective mass and effective stiffness of finite and infinite metamaterial lattices

Y Li, N Challamel, I Elishakoff - Archive of Applied Mechanics, 2023 - Springer
In this paper, we explore the dynamic behaviour of a metamaterial lattice which is composed
of elastically connected concentrated masses coupled with local resonators (mass-in-mass …

[HTML][HTML] Free and steady forced vibration characteristics of elastic metamaterial beam

D Mu, H Shu, S An, L Zhao - AIP Advances, 2020 - pubs.aip.org
The propagation of elastic waves in infinite elastic metamaterials (EMs) is studied by using
the effective medium theory (EMT). However, when EMs are applied in engineering practice …