A review of research on seismic metamaterials

D Mu, H Shu, L Zhao, S An - Advanced Engineering Materials, 2020 - Wiley Online Library
In recent years, elastic metamaterials inspired from electromagnetic metamaterials have
been used to protect buildings during earthquakes, and their effectiveness in seismic wave …

Emergence of seismic metamaterials: Current state and future perspectives

S Brûlé, S Enoch, S Guenneau - Physics Letters A, 2020 - Elsevier
Following the advent of electromagnetic metamaterials, researchers working in wave
physics have translated concepts of engineered media to acoustics, elastodynamics and …

Seismic metamaterials based on coupling mechanism of inertial amplification and local resonance

L Li, Q Wang, H Liu, L Li, Q Yang, C Zhu - Physica Scripta, 2023 - iopscience.iop.org
Inertial amplification mechanisms could be used to control the propagation of elastic waves
in beams and slabs, but it was a difficult problem to apply inertial amplification mechanisms …

Engineered metagrating as shield from surface Rayleigh waves

W Liu, R Zheng - Mechanics of Advanced Materials and Structures, 2024 - Taylor & Francis
Rayleigh wave isolation using metamaterials is a research hotspot in the engineering
community, yet the development of relevant mitigation methods remains an open and …

Role of nanophotonics in the birth of seismic megastructures

S Brûlé, S Enoch, S Guenneau - Nanophotonics, 2019 - degruyter.com
The discovery of photonic crystals 30 years ago in conjunction with research advances in
plasmonics and metamaterials, has inspired the concept of decameter scale metasurfaces …

Radial Gradient Seismic Metamaterials with Ultra-Low Frequency and Ultra-Wide Band Gap

Q Yang, K Su, L Li, Y Li, J Bai - Applied Sciences, 2023 - mdpi.com
In this paper, a radial gradient seismic metamaterial (RGSM) is proposed. The structural unit
cell is composed of an external square soil embedded with a triangular-cross-sectioned …

Experimental evidence of auxetic features in seismic metamaterials: Ellipticity of seismic Rayleigh waves for subsurface architectured ground with holes

S Brûlé, S Enoch, S Guenneau - arxiv preprint arxiv:1809.05841, 2018 - arxiv.org
Structured soils with regular meshes of metric size holes implemented in first ten meters of
the ground have been theoretically and experimentally tested under seismic disturbance this …

Past, present and future of seismic metamaterials: experiments on soil dynamics, cloaking, large scale analogue computer and space–time modulations

S Brûlé, S Guenneau - Comptes …, 2020 - comptes-rendus.academie-sciences …
Certaines propriétés des métamatériaux électromagnétiques ont été traduites, en utilisant
certaines analogies d'ondes, en contrôle des ondes sismiques de surface dans des sols …

Cloaking and anamorphism for light and mass diffusion

S Guenneau, A Diatta, TM Puvirajesinghe… - Journal of …, 2017 - iopscience.iop.org
We first review classical results on cloaking and mirage effects for electromagnetic waves.
We then show that transformation optics allows the masking of objects or produces mirages …

Morphing for faster computations with finite difference time domain algorithms

R Aznavourian, S Guenneau… - EPJ Applied …, 2022 - epjam.edp-open.org
In the framework of wave propagation, finite difference time domain (FDTD) algorithms, yield
high computational time. We propose to use morphing algorithms to deduce some …