Widely tunable magnetorheological metamaterials with nonlinear amplification mechanism

Y Xue, J Li, Y Wang, Z Song, AO Krushynska - International Journal of …, 2024 - Elsevier
This paper proposes the design of an active nonlinear metamaterial for broadband and
tunable low-frequency wave attenuation governed by a lever-based nonlinear amplification …

A surface-wave seismic metamaterial filled with auxetic foam

YM Luo, C He, Z Tao, J Hao, HH Xu, Y Zhang… - International Journal of …, 2024 - Elsevier
Auxetic materials with negative Poisson's ratio (PR) exhibit superior mechanical properties
with regard to energy absorption, while their potential for surface wave shielding is only in its …

Isotacticity in chiral phononic crystals for low-frequency bandgap

W Ding, T Chen, D Yu, C Chen, R Zhang, J Zhu… - International Journal of …, 2024 - Elsevier
Realizing a low-frequency and broad bandgap is extremely challenging because the lattice
constant, equivalent stiffness, and equivalent density must be taken into account in practice …

Bio-inspired non self-similar hierarchical elastic metamaterials

M Mazzotti, A Foehr, OR Bilal, A Bergamini… - International Journal of …, 2023 - Elsevier
Hierarchy provides unique opportunities for the design of advanced materials with superior
properties that arise from architecture, rather than from constitutive material response …

Seismic composite metamaterial: a review

AS Qahtan, J Huang, M Amran, DN Qader… - Journal of Composites …, 2022 - mdpi.com
The modern construction revolution throughout the past two decades has brought the need
for ground vibration mitigation, and this has been one of the major study areas. These …

Coupled bandgap properties and wave attenuation in the piezoelectric metamaterial beam on periodic elastic foundation

Y Sun, Q Han, T Jiang, C Li - Applied Mathematical Modelling, 2024 - Elsevier
In recent years, the innovative design of metamaterials and the study of bandgap
characteristics have become the focus of research. The flexible setting of small added mass …

Novel periodic pile barrier with low-frequency wide bandgap for Rayleigh waves

C Zhao, C Chen, C Zeng, W Bai, J Dai - International Journal of Mechanical …, 2023 - Elsevier
This paper aims to investigate the propagation of low-frequency seismic surface waves in
periodic in-filled barriers from the viewpoint of bandgaps. Based on Bloch-Flouquet theory …

Bandgap merging and backward wave propagation in inertial amplification metamaterials

C Zhao, K Zhang, P Zhao, F Hong, Z Deng - International Journal of …, 2023 - Elsevier
The aim of this study is to investigate the wave propagation characteristics of one-
dimensional inertial amplification (IA) metamaterials with double resonators. The IA Angle is …

Inertially amplified seismic metamaterial with an ultra-low-frequency bandgap

Y Zeng, L Cao, S Wan, T Guo, S An, YF Wang… - Applied Physics …, 2022 - pubs.aip.org
In last two decades, it has been theoretically and experimentally demonstrated that seismic
metamaterials are capable of isolating seismic surface waves. Inertial amplification …

Metamaterial beams with graded two-stage inertial amplification and elastic foundation

D Mu, K Wang, H Shu, J Lu - International Journal of Mechanical Sciences, 2022 - Elsevier
In this study, a novel local resonant metamaterial (LRM) beam with elastic foundation is
proposed by introducing grounded local resonators based on the two-stage inertial …