Flexural wave bandgap properties in metamaterial dual-beam structure

Feiyang He,Zhiyu Shi,Denghui Qian, Jing Tu,Molin Chen

Physics Letters A（2022）

引用 11|浏览2

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摘要

•Band structure of metamaterial dual-beam includes symmetric and antisymmetric band.•A narrow flexural bandgap can be formed below 100 Hz.•Vibration isolation effect of metamaterial dual-beam is better than CMB.•High-static-low-dynamic stiffness (HSLDS) resonator can widen the bandgap.

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关键词

Bandgap property,Metamaterial dual-beam structure,Antisymmetric and symmetric flexural vibration modes,High-static-low-dynamic stiffness (HSLDS) resonators

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