Multi-domain spectral approach with Sommerfeld condition for the Maxwell equations
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Titre | Multi-domain spectral approach with Sommerfeld condition for the Maxwell equations |
Type de publication | Journal Article |
Year of Publication | 2021 |
Auteurs | Klein C, Stoilov N |
Journal | JOURNAL OF COMPUTATIONAL PHYSICS |
Volume | 434 |
Pagination | 110149 |
Date Published | JUN 1 |
Type of Article | Article |
ISSN | 0021-9991 |
Mots-clés | Helmholtz equations, Maxwell equations, Multi domain spectral methods, Sommerfeld condition, Spheroidal coordinates |
Résumé | We present a multi-domain spectral approach with an exterior compactified domain for the Maxwell equations for monochromatic fields. The Sommerfeld radiation condition is imposed exactly at infinity being a finite point on the numerical grid. As an example, axisymmetric situations in spherical and prolate spheroidal coordinates are discussed, as well as the interaction of a radiating dipole with a nano-particle. (C) 2021 Elsevier Inc. All rights reserved. |
DOI | 10.1016/j.jcp.2021.110149 |