2024-03-30T02:53:52Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/1179942020-05-28T07:39:38Zcom_10261_31com_10261_3col_10261_284
DIGITAL.CSIC
author
Carretero-Palacios, Sol
author
Murray, A. R. J.
author
Martín-Moreno, Luis
author
Hibbins, A. P.
funder
Ministerio de Ciencia e Innovación (España)
funder
Sonardyne
funder
SCOAP
2015-07-15T08:10:14Z
2015-07-15T08:10:14Z
2014
New Journal of Physics 16: 083044 (2014)
http://hdl.handle.net/10261/117994
10.1088/1367-2630/16/8/083044
http://dx.doi.org/10.13039/501100004837
We present a mechanism for ultra-broadband transmission of acoustic waves through subwavelength hole arrays. Different fluids surrounding (or filling) the holes are considered, which allows tuning of the band of maximum transmission to different angles of incidence. For certain configurations, this band of total transmission may appear at very small incident angles, making the system 'invisible' to sound at almost normal incidence. Analytical expressions for the specific incident angle, and for maximum transmission at that angle, are provided for any fluid-system configuration. © 2014 IOP Publishing Ltd and Deutsche Physikalische Gesellschaft.
eng
openAccess
Subwavelength apertures
Surface waves
Extraordinary acoustic transmission
Broadband and broadangle extraordinary acoustic transmission through subwavelength apertures surrounded by fluids
artículo
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URL
https://digital.csic.es/bitstream/10261/117994/4/Broadbandbroadangle%20.pdf
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Broadbandbroadangle .pdf.txt
URL
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File
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Broadbandbroadangle .pdf.txt