Meshfree analysis of electromagnetic wave scattering from conducting targets: formulation and computations

dc.creatorWilliams Lara de Nicomedes
dc.creatorKlaus-Jürgen Bathe
dc.creatorFernando José da Silva Moreira
dc.creatorRenato Cardoso Mesquita
dc.date.accessioned2025-04-02T14:50:10Z
dc.date.accessioned2025-09-08T23:19:36Z
dc.date.available2025-04-02T14:50:10Z
dc.date.issued2017
dc.identifier.doihttps://doi.org/10.1016/j.compstruc.2017.01.014
dc.identifier.issn0045-7949
dc.identifier.urihttps://hdl.handle.net/1843/81222
dc.languageeng
dc.publisherUniversidade Federal de Minas Gerais
dc.relation.ispartofComputers & structures
dc.rightsAcesso Restrito
dc.subjectMétodo dos elementos finitos
dc.subjectMétodos de elementos de contorno
dc.subjectAnálise numérica
dc.subject.othera meshfree procedure for the time-harmonic analysis of electromagnetic wave scattering from conducting targets
dc.subject.othermeshfree discretization scheme
dc.subject.othervector wave equation with a divergence-free constraint
dc.subject.othermixed formulation whose unknowns are the electric field vector and a Lagrange multiplier
dc.titleMeshfree analysis of electromagnetic wave scattering from conducting targets: formulation and computations
dc.typeArtigo de periódico
local.citation.epage52
local.citation.spage36
local.citation.volume184
local.description.resumoWe propose a completely meshfree procedure aimed at the time-harmonic analysis of electromagnetic wave scattering from conducting targets. The problem is described by the vector wave equation with a divergence-free constraint. We propose a mixed formulation whose unknowns are the electric field vector and a Lagrange multiplier. We investigate the well-posedness of the variational problem and construct compatible meshfree function spaces able to describe solutions in any geometry, in two and three dimensions. The method does not depend on any kind of parameter tuning. We illustrate its performance in a number of solutions through experimentally derived convergence rates and comparisons with other techniques.
local.publisher.countryBrasil
local.publisher.departmentENG - DEPARTAMENTO DE ENGENHARIA ELÉTRICA
local.publisher.departmentENG - DEPARTAMENTO DE ENGENHARIA ELETRÔNICA
local.publisher.initialsUFMG
local.url.externahttps://www.sciencedirect.com/science/article/pii/S0045794916312226

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