Emergent phenomena in locally resonant acoustic metamaterials due to subharmonic energy exchange

V.G. Kouznetsova, P.B. Silva, V. Zega, M. Leamy, M.G.D. Geers

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdrageAcademicpeer review

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Samenvatting

This work investigates the emergent phenomena in non-linear locally resonant elasto-acoustic metamaterials. The energy exchange between the propagative and subharmonic evanescent wave modes is studied, which has been shown to originate from the autoparametric resonance promoted by the non-linearity in the resonator. The phenomenon is analysed semi-analytically (using the multiple scales method), numerically, and experimentally.

Originele taal-2Engels
TitelMETA 2022 Torremolinos-Spain
SubtitelThe 12th International Conference on Metamaterials, Photonic Crystals and Plasmonics
RedacteurenSaid Zouhdi
UitgeverijMETA
Pagina's92-93
Aantal pagina's2
StatusGepubliceerd - 2022
Evenement12th International Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2022 - Torremolinos, Spanje
Duur: 19 jul. 202222 jul. 2022
Congresnummer: 12

Congres

Congres12th International Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2022
Verkorte titelMETA 2022
Land/RegioSpanje
StadTorremolinos
Periode19/07/2222/07/22

Financiering

This research has been performed within the framework of the 4TU.High-Tech Materials Research Programme New Horizons in designer materials (www.4tu.nl/htm). Part of the research leading to these results (Zega/Geers) has received funding from the European Research Council under the European Union’s Seventh Framework Programme (FP7/2007–2013)/ERC Grant Agreement No. [339392].

FinanciersFinanciernummer
Seventh Framework Programme
European Research Council339392

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