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Nonlinear focusing of ultrasonic waves by an axisymmetric diffraction grating embedded in water

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Nonlinear focusing of ultrasonic waves by an axisymmetric diffraction grating embedded in water

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Jimenez, N.; Romero García, V.; Picó Vila, R.; García-Raffi, LM.; Staliünas, K. (2015). Nonlinear focusing of ultrasonic waves by an axisymmetric diffraction grating embedded in water. Applied Physics Letters. 107(20). doi:10.1063/1.4935917

Por favor, use este identificador para citar o enlazar este ítem: http://hdl.handle.net/10251/62369

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Title: Nonlinear focusing of ultrasonic waves by an axisymmetric diffraction grating embedded in water
Author:
UPV Unit: Universitat Politècnica de València. Instituto de Investigación para la Gestión Integral de Zonas Costeras - Institut d'Investigació per a la Gestió Integral de Zones Costaneres
Universitat Politècnica de València. Departamento de Física Aplicada - Departament de Física Aplicada
Universitat Politècnica de València. Departamento de Matemática Aplicada - Departament de Matemàtica Aplicada
Universitat Politècnica de València. Instituto Universitario de Matemática Pura y Aplicada - Institut Universitari de Matemàtica Pura i Aplicada
Issued date:
Abstract:
We report the nonlinear focusing of ultrasonic waves by an axisymmetric diffraction grating immersed in water. In the linear regime, the system presents high focal gain (32 dB), with a narrow beam-width and intense side ...[+]
Subjects: Focusing , Grating , Ultrasound , Diffraction gratings , Medical imaging , Nonlinear acoustics , Nonlinear optics , Acoustical lenses
Copyrigths: Reserva de todos los derechos
Source:
Applied Physics Letters. (issn: 0003-6951 ) (eissn: 1077-3118 )
DOI: 10.1063/1.4935917
Publisher:
American Institute of Physics (AIP)
Publisher version: http://dx.doi.org/10.1063/1.4935917
Description: This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. The following article appeared in Applied Physics Letters 107, 204103 (2015); doi: 10.1063/1.4935917 and may be found at http://dx.doi.org/10.1063/1.4935917.
Thanks:
The work was supported by Spanish Ministry of Science and Innovation and European Union FEDER through Projects FIS2011-29734-C02-01 and -02, MTM2012-36740c02-02, and PAID 2012/253.
Type: Artículo

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