Local resonance – Helmholtz lattices with simultaneous solid-borne elastic waves and air-borne sound waves attenuation performance

Gen Li,Yan Chen,Weiting Chen, Jinming Liu,Huan He

Applied Acoustics（2022）

引用 12|浏览3

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摘要

•The combined configuration of local resonators with Helmholtz resonators is proposed.•Simultaneous solid-borne elastic waves and air-borne sound waves attenuation is achieved.•The feasibility of the concept of LRH lattice is verified numerically and experimentally.

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关键词

Local resonance,Helmholtz resonator,Metamaterials,Elastic waves,Bandgaps

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