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Optimal higher order modeling methodology based on method of moments and finite element method for electromagnetics

dc.contributor.authorKlopf, Eve Marian, author
dc.contributor.authorNotaroš, Branislav M., advisor
dc.contributor.authorChandrasekar, V., committee member
dc.contributor.authorReising, Steven C., committee member
dc.contributor.authorOprea, Iuliana, committee member
dc.date.accessioned2007-01-03T08:20:39Z
dc.date.available2007-01-03T08:20:39Z
dc.date.issued2011
dc.description.abstractGeneral guidelines and quantitative recipes for adoptions of optimal higher order parameters for computational electromagnetics (CEM) modeling using the method of moments and the finite element method are established and validated, based on an exhaustive series of numerical experiments and comprehensive case studies on higher order hierarchical CEM models of metallic and dielectric scatterers. The modeling parameters considered are: electrical dimensions of elements (subdivisions) in the model (h-refinement), polynomial orders of basis and testing functions (p-refinement), orders of Gauss-Legendre integration formulas (numbers of integration points - integration accuracy), and geometrical orders of elements (orders of Lagrange-type curvature) in the model. The goal of the study, which is the first such study of higher order parameters in CEM, is to reduce the dilemmas and uncertainties associated with the great modeling flexibility of higher order elements, basis and testing functions, and integration procedures (this flexibility is the principal advantage but also the greatest shortcoming of the higher order CEM), and to ease and facilitate the decisions to be made on how to actually use them, by both CEM developers and practitioners. The ultimate goal is to close the large gap between the rising academic interest in higher order CEM, which evidently shows great numerical potential, and its actual usefulness and application to electromagnetics research and engineering applications.
dc.format.mediumborn digital
dc.format.mediumdoctoral dissertations
dc.identifierKlopf_colostate_0053A_10850.pdf
dc.identifierETDF2011400252ECEN
dc.identifier.urihttp://hdl.handle.net/10217/70447
dc.languageEnglish
dc.language.isoeng
dc.publisherColorado State University. Libraries
dc.relation.ispartof2000-2019
dc.rightsCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.
dc.subjectfinite element method
dc.subjectmethod of moments
dc.subjecthigher order modeling
dc.titleOptimal higher order modeling methodology based on method of moments and finite element method for electromagnetics
dc.typeText
dcterms.rights.dplaThis Item is protected by copyright and/or related rights (https://rightsstatements.org/vocab/InC/1.0/). You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use. For other uses you need to obtain permission from the rights-holder(s).
thesis.degree.disciplineElectrical and Computer Engineering
thesis.degree.grantorColorado State University
thesis.degree.levelDoctoral
thesis.degree.nameDoctor of Philosophy (Ph.D.)

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