Quelques applications de la diffraction multiple Retournement Temporel en milieu multi-diffusif... more Quelques applications de la diffraction multiple Retournement Temporel en milieu multi-diffusif Simulation de la propagation acoustique en milieu urbain (réduction de bruit) ... 4/28 ... 2 D, milieu homogène, non dissipatif, régime harmonique. ... On cherche l'onde diffractée u ...
This document presents the µ-diff Matlab toolbox that can be used for solving multiple scattering... more This document presents the µ-diff Matlab toolbox that can be used for solving multiple scattering problems by integral equations. The obstacles must be circular cylinders.
Dans cet exposé, nous présenterons une nouvelle méthode de résolution du probl`eme de diffraction... more Dans cet exposé, nous présenterons une nouvelle méthode de résolution du probl`eme de diffraction mul-tiple par des cylindres circulaires, en particulier dans le cas o`u la longueur d'ondes est petite devant la taille caractéristique des cylindres. En effet, il est bien connu que ce ...
International Journal for Numerical Methods in Engineering, 2002
This paper describes a new formulation to solve the acoustic scattering problem by a non-convex s... more This paper describes a new formulation to solve the acoustic scattering problem by a non-convex structure. The presented hybrid algorithms connect the on-surface radiation condition method to accel-erate the calculations with a two-dimensional finite element method to treat the ...
Computer Methods in Applied Mechanics and Engineering, 2006
In this paper, we consider the classical scattering problem of a time-harmonic acoustic or electr... more In this paper, we consider the classical scattering problem of a time-harmonic acoustic or electromagnetic wave by an obstacle. The problem can be formulated as a Helmholtz equation in an unbounded domain [13]. A number of different approaches have been developed to solve this ...
Quelques applications de la diffraction multiple Retournement Temporel en milieu multi-diffusif... more Quelques applications de la diffraction multiple Retournement Temporel en milieu multi-diffusif Simulation de la propagation acoustique en milieu urbain (réduction de bruit) ... 4/28 ... 2 D, milieu homogène, non dissipatif, régime harmonique. ... On cherche l'onde diffractée u ...
This document presents the µ-diff Matlab toolbox that can be used for solving multiple scattering... more This document presents the µ-diff Matlab toolbox that can be used for solving multiple scattering problems by integral equations. The obstacles must be circular cylinders.
Dans cet exposé, nous présenterons une nouvelle méthode de résolution du probl`eme de diffraction... more Dans cet exposé, nous présenterons une nouvelle méthode de résolution du probl`eme de diffraction mul-tiple par des cylindres circulaires, en particulier dans le cas o`u la longueur d'ondes est petite devant la taille caractéristique des cylindres. En effet, il est bien connu que ce ...
International Journal for Numerical Methods in Engineering, 2002
This paper describes a new formulation to solve the acoustic scattering problem by a non-convex s... more This paper describes a new formulation to solve the acoustic scattering problem by a non-convex structure. The presented hybrid algorithms connect the on-surface radiation condition method to accel-erate the calculations with a two-dimensional finite element method to treat the ...
Computer Methods in Applied Mechanics and Engineering, 2006
In this paper, we consider the classical scattering problem of a time-harmonic acoustic or electr... more In this paper, we consider the classical scattering problem of a time-harmonic acoustic or electromagnetic wave by an obstacle. The problem can be formulated as a Helmholtz equation in an unbounded domain [13]. A number of different approaches have been developed to solve this ...
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Papers by X. Antoine