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Quenching of acoustic bandgaps by flow noise

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Quenching of acoustic bandgaps by flow noise

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Elnady, T.; Elsabbagh, A.; Akl, W.; Mohamady, O.; Garcia Chocano, VM.; Torrent Martí, D.; Cervera Moreno, FS.... (2009). Quenching of acoustic bandgaps by flow noise. Applied Physics Letters. 94(13). doi:10.1063/1.3111797

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Título: Quenching of acoustic bandgaps by flow noise
Autor: Elnady, Tamer Elsabbagh, A. Akl, W. Mohamady, O. García Chocano, Víctor Manuel Torrent Martí, Daniel Cervera Moreno, Francisco Salvador Sánchez-Dehesa Moreno-Cid, José
Entidad UPV: Universitat Politècnica de València. Departamento de Ingeniería Electrónica - Departament d'Enginyeria Electrònica
Universitat Politècnica de València. Departamento de Estadística e Investigación Operativa Aplicadas y Calidad - Departament d'Estadística i Investigació Operativa Aplicades i Qualitat
Fecha difusión:
Resumen:
We report an experimental study of acoustic effects produced by wind impinging on noise barriers based on two-dimensional sonic crystals with square symmetry. We found that the attenuation strength of sonic-crystal bandgaps ...[+]
Palabras clave: Acoustic noise , Acoustic wave absorption , Aeroacoustics , Wind
Derechos de uso: Reconocimiento (by)
Fuente:
Applied Physics Letters. (issn: 0003-6951 ) (eissn: 1077-3118 )
DOI: 10.1063/1.3111797
Editorial:
American Institute of Physics (AIP)
Versión del editor: http://dx.doi.org/10.1063/1.3111797
Descripción: Copyright (2009) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics along with the following message: The following article appeared in Appl. Phys. Lett. 94, 134104 (2009) and may be found at http://dx.doi.org/10.1063/1.3111797. Authors own version of final article on e-print servers
Agradecimientos:
This work was supported by the Spanish Agency of International Cooperation (AECI), the Spanish Ministry of Science and Innovation (MICIIN), and the Spanish Ministry of Public Works (MF). J.S.-D. acknowledges useful ...[+]
Tipo: Artículo

References

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Rubio, C., Caballero, D., Sanchez-Perez, J. V., Martinez-Sala, R., Sanchez-Dehesa, J., Meseguer, F., & Cervera, F. (1999). The existence of full gaps and deaf bands in two-dimensional sonic crystals. Journal of Lightwave Technology, 17(11), 2202-2207. doi:10.1109/50.803012

Caballero, D., Sánchez-Dehesa, J., Rubio, C., Mártinez-Sala, R., Sánchez-Pérez, J. V., Meseguer, F., & Llinares, J. (1999). Large two-dimensional sonic band gaps. Physical Review E, 60(6), R6316-R6319. doi:10.1103/physreve.60.r6316

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