Page de Xavier Claeys

Xavier
Claeys 		Ens/Chercheur
Professeur
H.D.R. depuis 2016
thèse soutenue en 2008

Page personnelle
ENSTA UMA
bureau 2.2.20
Tél :

Recherches

Mon travail de recherche porte sur la modélisation et l’analyse numérique des ondes acoustiques et électromagnétiques dans les milieux complexes. J’explore ce sujet selon trois directions : les méthodes asymptotiques, les formulations intégrales et la décomposition de domaine.

Enseignements

ENSTA-ANN 201: Methode des elements finis
ENSTA-ANA 201: Analyse fonctionnelle

Articles (revue avec comité de lecture)

M. Bonazzoli, X. Claeys
Multidomain FEM-BEM coupling for acoustic scattering (2024)
Journal of Integral Equations and Applications - Rocky Mountain Mathematics Consortium - vol. 36 (2) (pp 129-167 ) 
M. Bonazzoli, X. Claeys, F. Nataf, P.-H. Tournier
Analysis of the SORAS domain decomposition preconditioner for non-self-adjoint or indefinite problems (2021)
Journal of Scientific Computing - Springer Verlag - vol. 89 (pp 19 ) 
X. Claeys, P. Marchand
Boundary integral multi-trace formulations and Optimised Schwarz Methods (2020)
Computers & Mathematics with Applications - Elsevier - vol. 79 (11) 
P. Marchand, X. Claeys, P. Jolivet, F. Nataf, P.-H. Tournier
Two-level preconditioning for h-version boundary element approximation of hypersingular operator with GenEO (2020)
Numerische Mathematik - Springer Verlag - vol. 146 (pp 597–628 ) 
A.-S. Bonnet-BenDhia, L. Chesnel, X. Claeys
Radiation condition for a non-smooth interface between a dielectric and a metamaterial (2013)
Math. Models Meth. App. Sci. - vol. 3 images/icons/doctype_pdf.gif
X. Claeys
On the theoretical justification of Pocklington's equation (2009)
Mathematical Models and Methods in Applied Sciences - vol. 19(8) (pp 1325-1355 ) 
X. Claeys, H. Haddar
Scattering From infinite rough tubular surfaces (2007)
Math. Meth. Appl. Sci. - vol. 30 (30) (pp 389-414 ) 
X. Claeys, F. Collino
Augmented Galerkin Schemes for the Numerical Solution of Scattering by Small Obstacles (2007)
Numerische Mathematik - vol. 116(2) (pp 243-268 ) 

Chapitre

M. Bonazzoli, X. Claeys, F. Nataf, P.-H. Tournier
How does the partition of unity influence SORAS preconditioner? (2024)
Domain Decomposition Methods in Science and Engineering XXVII - Springer Nature Switzerland - vol. 149 (pp 61-68 ) 

Conférences internationales avec actes

A.-S. Bonnet-BenDhia, L. Chesnel, P. Ciarlet, X. Claeys, S. Nazarov
Negative materials and corners in electromagnetism (2013)
Report No.3/2013 of Mathematisches Forschungsinstitut Oberwolfach "Computational Electromagnetism and Acoustics", Oberwolfach., Allemagne images/icons/doctype_pdf.gif
X. Claeys, F. Collino, M. Duruflé
A generalized Holland model for wave diffraction by thin wires (2007)
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X. Claeys, F. Collino
A generalized Holland model for wave diffraction by thin wires (2007)
(pp 269 - 272 ) images/icons/doctype_link.gif

Conférences sans actes

X. Claeys, P. Joly, S. Marmorat
Time domain computation of the scattering of waves by small heterogeneities (2014)
KOZwaves, Newcastle, Australia 
A.-S. Bonnet-BenDhia, L. Chesnel, P. Ciarlet, X. Claeys, S. Nazarov
Negative materials and corners in electromagnetism (2013)
Conference on Computational Electromagnetism and Acoustics, Oberwolfach, Allemagne images/icons/doctype_pdf.gif
X. Claeys, P. Joly, S. Marmorat
Time domain computation of the scattering of waves by small heterogeneities (2013)
Waves, Tunisia 
A.-S. Bonnet-BenDhia, C. Carvalho, L. Chesnel, P. Ciarlet, X. Claeys
Plasmonic cavity modes with sign changing permittivity (2013)
WAVES, Tunisia images/icons/doctype_pdf.gif
A.-S. Bonnet-BenDhia, L. Chesnel, P. Ciarlet, X. Claeys
Time harmonic Maxwell equations with sign changing coefficients (2012)
Workshop: around scattering by obstacles and billiards, Aveiro images/icons/doctype_pdf.gif
A.-S. Bonnet-BenDhia, C. Carvalho, L. Chesnel, P. Ciarlet, X. Claeys
On the use of Perfectly Matched Layers to capture strongly confined plasmonic edge waves (2012)
ETOPIM (Electrical, Transport and Optical Properties of Inhomogeneous Media), Marseille 
A.-S. Bonnet-BenDhia, C. Carvalho, L. Chesnel, P. Ciarlet, X. Claeys
Black holes in metamaterials (2012)
MATHmONDES 2012, Reading 
A.-S. Bonnet-BenDhia, L. Chesnel, X. Claeys
Radiation condition for a non-smooth interface between a dielectric and a metamaterial (2011)
10th International Conference on Mathematical and Numerical Aspects of Waves, Waves 2011, Vancouver images/icons/doctype_pdf.gif
A.-S. Bonnet-BenDhia, L. Chesnel, P. Ciarlet, X. Claeys
Radiation condition for a non-smooth interface between a dielectric and a metamaterial (2011)
Numerical Electromagnetics & Industrial Applications (NELIA 2011), Santiago de Compostela images/icons/doctype_pdf.gif
A.-S. Bonnet-BenDhia, L. Chesnel, X. Claeys
Radiation condition for a non-smooth interface between a dielectric and a metamaterial (2011)
10th International Conference on Mathematical and Numerical Aspects of Waves, Waves 2011, Vancouver images/icons/doctype_pdf.gif
X. Claeys
Asymptotics and numerical analysis for wave diffraction by thin wires (2008)
Seminaire du GMM a l'INSA de Toulouse 
X. Claeys, F. Collino, M. Duruflé
A generalized Holland model for wave diffraction by thin wires (2007)
WONAPDE, Concpcion Chili images/icons/doctype_link.gif
X. Claeys
Theoretical justification of Pocklington's equation for diffractionby thin wires (2007)
WAVES, Reading Angleterre images/icons/doctype_link.gif
X. Claeys
Theoretical justification of Pocklington's equation for diffraction by thin wires (2007)
Workshop Methodes Asymptotiques en electromagnetisme, 20eme Anniversaire du CERFACS, Toulouse 
X. Claeys, F. Collino, M. Duruflé
A generalized Holland model for wave diffraction by thin wires (2007)
Cinquiemes journees singulieres, Luminy France images/icons/doctype_link.gif
X. Claeys
Modele mathematique pour les fils minces (2006)
AIMS Systèmes Dynamiques, Equations Différentielles et Applications, Poitiers France images/icons/doctype_link.gif

Thèse

X. Claeys
Analyse asymptotique et numérique de la diffraction d'ondes par des fils minces (2008)
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Rapports de recherche

X. Claeys
Asymptotic analysis for the solution to the Helmholtz problem in the exterior of a finite thin straight wire (2007)
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X. Claeys, F. Collino
Augmented Galerkin schemes for the numerical solution of scattering by small obstacles (2007)
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X. Claeys, H. Haddar, P. Joly
Etude d'un problème modèle pour la diffraction par des fils minces par développements asymptotiques raccordés Cas 2D (2006)
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