A review of transparent and artificial boundary conditions techniques for linear and nonlinear Schrödinger equations

X Antoine, A Arnold, C Besse, M Ehrhardt, A Schädle - 2009 - opus4.kobv.de
In this review article we discuss different techniques to solve numerically the time-dependent
Schrödinger equation on unbounded domains. We present in detail the most recent …

An introduction to operator preconditioning for the fast iterative integral equation solution of time-harmonic scattering problems

X Antoine, M Darbas - Multiscale Science and Engineering, 2021 - Springer
The aim of this paper is to provide an introduction to the improved iterative Krylov solution of
boundary integral equations for time-harmonic scattering problems arising in acoustics …

A quasi-optimal non-overlapping domain decomposition algorithm for the Helmholtz equation

Y Boubendir, X Antoine, C Geuzaine - Journal of Computational Physics, 2012 - Elsevier
This paper presents a new non-overlapping domain decomposition method for the
Helmholtz equation, whose effective convergence is quasi-optimal. These improved …

Corner treatments for high-order local absorbing boundary conditions in high-frequency acoustic scattering

A Modave, C Geuzaine, X Antoine - Journal of Computational Physics, 2020 - Elsevier
This paper deals with the design and validation of accurate local absorbing boundary
conditions set on convex polygonal and polyhedral computational domains for the finite …

Generalized combined field integral equations for the iterative solution of the three-dimensional Helmholtz equation

X Antoine, M Darbas - ESAIM: Mathematical Modelling and …, 2007 - cambridge.org
This paper addresses the derivation of new second-kind Fredholm combined field integral
equations for the Krylov iterative solution of tridimensional acoustic scattering problems by a …

A non-overlapping domain decomposition method with high-order transmission conditions and cross-point treatment for Helmholtz problems

A Modave, A Royer, X Antoine, C Geuzaine - Computer Methods in Applied …, 2020 - Elsevier
A non-overlapping domain decomposition method (DDM) is proposed for the parallel finite-
element solution of large-scale time-harmonic wave problems. It is well-known that the …

Combining analytic preconditioner and fast multipole method for the 3-D Helmholtz equation

M Darbas, E Darrigrand, Y Lafranche - Journal of Computational Physics, 2013 - Elsevier
The paper presents a detailed numerical study of an iterative solution to 3-D sound-hard
acoustic scattering problems at high frequency considering the Combined Field Integral …

B-spline FEM for time-harmonic acoustic scattering and propagation

T Khajah, X Antoine, SPA Bordas - Journal of Theoretical and …, 2019 - World Scientific
We study the application of a B-splines Finite Element Method (FEM) to time-harmonic
scattering acoustic problems. The infinite space is truncated by a fictitious boundary and …

Fast iterative boundary element methods for high-frequency scattering problems in 3D elastodynamics

S Chaillat, M Darbas, F Le Louër - Journal of Computational Physics, 2017 - Elsevier
The fast multipole method is an efficient technique to accelerate the solution of large scale
3D scattering problems with boundary integral equations. However, the fast multipole …

[HTML][HTML] A fast boundary element method for the scattering analysis of high-intensity focused ultrasound

E van't Wout, P Gélat, T Betcke… - The Journal of the …, 2015 - pubs.aip.org
High-intensity focused ultrasound (HIFU) techniques are promising modalities for the non-
invasive treatment of cancer. For HIFU therapies of, eg, liver cancer, one of the main …