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Waves in structured mediums or metamaterials: a review
Wave propagation through a structured medium has attracted the attention of researchers for
centuries due to its relevance to problems in condensed matter physics, chemistry, optics …
centuries due to its relevance to problems in condensed matter physics, chemistry, optics …
Surface-wave attenuation by periodic pile barriers in layered soils
X Pu, Z Shi - Construction and Building Materials, 2018 - Elsevier
The purpose of this study is to investigate surface-wave isolation by periodic piles from the
perspective of attenuation zones. There are three major components. The first is the …
perspective of attenuation zones. There are three major components. The first is the …
Mitigation of seismic waves: Metabarriers and metafoundations bench tested
The article analyses two potential metamaterial designs, the metafoundation and the
metabarrier, capable to attenuate seismic waves impact on buildings or structural …
metabarrier, capable to attenuate seismic waves impact on buildings or structural …
Partially embedded gradient metabarrier: broadband shielding from seismic Rayleigh waves at ultralow frequencies
Z Liu, KQ Qin, GL Yu - Journal of Engineering Mechanics, 2020 - ascelibrary.org
A partially embedded gradient metabarrier (PEGM) for seismic Rayleigh waves was
designed and studied using the finite-element method (FEM). Investigations on the partially …
designed and studied using the finite-element method (FEM). Investigations on the partially …
[HTML][HTML] Nonlinear periodic foundations for seismic protection: Practical design, realistic evaluation and stability considerations
A comprehensive numerical study on the performance of a novel nonlinear foundation
consisting of alternating layers of lead rubber bearings and concrete slabs is presented in …
consisting of alternating layers of lead rubber bearings and concrete slabs is presented in …
Conventional and star-shaped auxetic materials for the creation of band gaps
A band gap region, or simply a band gap, is a range of frequencies where vibrations of
certain frequency ranges are isolated. In the present paper, such ranges are sought through …
certain frequency ranges are isolated. In the present paper, such ranges are sought through …
[HTML][HTML] Design of the negative stiffness NegSV mechanism for structural vibration attenuation exploiting resonance
The principle of influencing oscillation amplitudes of a primary system via secondary
attachments can be enhanced with inclusion of nonlinear mechanisms towards energy …
attachments can be enhanced with inclusion of nonlinear mechanisms towards energy …
Seismic metamaterials for low-frequency mechanical wave attenuation
In this study, a triangular array of cylindrical holes was shown to function as a local resonator
to seismic metamaterials against the vibration generator loading in the geophysics concept …
to seismic metamaterials against the vibration generator loading in the geophysics concept …
Robust-to-uncertainties optimal design of seismic metamaterials
Metamaterials, which draw their origin from a special class of structured (periodic) materials
characterized by a dynamic filtering effect, have recently emerged as a prospective means …
characterized by a dynamic filtering effect, have recently emerged as a prospective means …
Vibration control of a cluster of buildings through the Vibrating Barrier
A novel device, called Vibrating Barrier (ViBa), that aims to reduce the vibrations of adjacent
structures subjected to ground motion waves has been recently proposed. The ViBa is a …
structures subjected to ground motion waves has been recently proposed. The ViBa is a …