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Design of acoustic metamaterials made of Helmholtz resonators for perfect absorption by using the complex frequency plane

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Design of acoustic metamaterials made of Helmholtz resonators for perfect absorption by using the complex frequency plane

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Romero-García, V.; Jimenez, N.; Theocharis, G.; Achilleos, V.; Merkel, A.; Richoux, O.; Tournat, V.... (2020). Design of acoustic metamaterials made of Helmholtz resonators for perfect absorption by using the complex frequency plane. Comptes Rendus Physique. 21(7-8):713-749. https://doi.org/10.5802/crphys.32

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Title: Design of acoustic metamaterials made of Helmholtz resonators for perfect absorption by using the complex frequency plane
Author: Romero-García, V. Jimenez, Noe Theocharis, G. Achilleos, V. Merkel, A. Richoux, O. Tournat, V. Groby, J-P Pagneux, V.
UPV Unit: Universitat Politècnica de València. Instituto de Instrumentación para Imagen Molecular - Institut d'Instrumentació per a Imatge Molecular
Issued date:
Abstract:
[Otros] Dans cette revue, nous présentons des résultats sur l'absorption acoustique parfaite sub-longueur d'onde faisant appel à des métamatériaux acoustiques avec des résonateurs Helmholtz pour différentes configurations. ...[+]


[EN] In this review, we present the results on sub-wavelength perfect acoustic absorption using acoustic metamaterials made of Helmholtz resonators with different setups. Low frequency perfect absorption requires to increase ...[+]
Subjects: Acoustic metamaterials , Perfect absorption , Helmholtz resonators , Locally resonant materials , Critical coupling , Complex frequency plane , Métamatériaux acoustiques , Absorption parfaite , Résonateurs de Helmholtz , Résonateurs locaux , Couplage critique , Plan des fréquences complexes
Copyrigths: Reconocimiento (by)
Source:
Comptes Rendus Physique. (issn: 1631-0705 )
DOI: 10.5802/crphys.32
Publisher:
Elsevier
Publisher version: https://doi.org/10.5802/crphys.32
Project ID:
COST/CA 15125
ANR/ANR-18-CE08-0021
AGENCIA ESTATAL DE INVESTIGACION/IJC2018-037897-I
Thanks:
The authors gratefully acknowledge the ANR-RGC METARoom (ANR-18-CE08-0021) project and the project HYPERMETA funded under the program Étoiles Montantes of the Région Pays de la Loire. NJ acknowledges financial support from ...[+]
Type: Artículo

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