Exploració per autor "Sekulic, Ivan"
Ara es mostren els items 1-20 de 26
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Accurate, grid-robust and versatile combined-field discretization for the electromagnetic scattering analysis of perfectly conducting targets
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel; Heldring, Alexander (2020-04-15)
Article
Accés obertRecent implementations of the Electric-Field Integral Equation (EFIE) for the electromagnetic scattering analysis of perfectly conducting targets rely on the electric current expansion with the monopolar-RWG basis functions, ... -
Advanced discontinuous integral-equation schemes for the versatile electromagnetic analysis of complex structures
Sekulic, Ivan (Universitat Politècnica de Catalunya, 2019-06-13)
Tesi
Accés obertLes Equacions Integrals superficials més importants són l'Equació de Camp Elèctric (EFIE), per a l'anàlisi de la dispersió electromagnètica d'objectes conductors perfectes (PEC), i la formulació Poggio–Miller–Chang–Harr ... -
Balanced tangential testing for the nonconforming discretization of the Electric-Field Integral Equation on open PeC surfaces
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialRecent attention has been devoted to the development of nonconforming implementations of the Electric-Field Integral Equation (EFIE), which impose no continuity constraints in the expansion of the current between ... -
Efficient and accurate electromagnetic scattering analysis of perfectly conducting thick plates
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés restringit per política de l'editorialThe scattering analysis with the Electric-Field Integral Equation by the Method of Moments of perfectly conducting plates is normally carried out through the thin-plate approximation, which models the closed surface as an ... -
Enhanced discretization of surface integral equations for resonant scattering analysis of sharp-edged plasmonic nanoparticles
Sekulic, Ivan; Tzarouchis, Dimitrios C.; Ylä-Oijala, Pasi; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (American Physical Society (APS), 2019-04-10)
Article
Accés obertThe surface integral equation (SIE) method, discretized with the method of moments, is a well-established methodology for the scattering analysis of subwavelength plasmonic nanoparticles. SIEs are usually discretized with ... -
GEROS-ISS, a demonstration mission of GNSS remote sensing capabilities to derive geophysical parameters of the earth surfaces: performance evaluation
Camps Carmona, Adriano José; Hyuk, Park; Ghavidel, Ali; Rius Casals, Juan Manuel; Sekulic, Ivan (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialThe GNSS rEflectometry, Radio Occultation and Scatterometry onboard International Space Station (GEROS-ISS) is an innovative experiment for climate research, proposed in 2011 within a call of the European Space Agency (ESA) ... -
GNSS-R altimetry performance analysis for the GEROS experiment on board the international space station
Camps Carmona, Adriano José; Hyuk, Park; Sekulic, Ivan; Rius Casals, Juan Manuel (MDPI AG, 2017-07-06)
Article
Accés obertThe GEROS-ISS (GNSS rEflectometry, Radio Occultation and Scatterometry onboard International Space Station) is an innovative experiment for climate research, proposed in 2011 within a call of the European Space Agency ... -
Grid-robust discretization of integral equations in the electromagnetic scattering analysis of homogeneous targets with geometric singularities
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés restringit per política de l'editorialThe conventional method-of-moment schemes of discretization for the scattering analysis of homogeneous targets, perfectly conducting or dielectric, rely on edge-based basis functions. This restricts the modelling of the ... -
Hierarchical discretization of the PMCHWT formulation with jump current discontinuities for the scattering analysis of ferromagnetic objects
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés obertIn the discretization of the Poggio-Miller-Chan-Harrington-Wu-Tsai (PMCHWT) formulation by the Method of Moments (MoM), the unknown currents are usually expanded with the divergence-conforming RWG set. Recently, the ... -
Impact of multi-path by ISS structure on GEROS-ISS measured waveforms
Hyuk, Park; Camps Carmona, Adriano José; Sekulic, Ivan; Rius Casals, Juan Manuel; Pascual Biosca, Daniel; Alonso Arroyo, Alberto; Querol Borràs, Jorge; Onrubia Ibáñez, Raúl (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThe GNSS rEflectometry, Radio Occultation and Scatterometry onboard the International Space Station (GEROS-ISS) experiment consists of the installation of a GNSS reflectometry (GNSS-R) instrument on the International Space ... -
Improved accuracy in the scattering analysis of arbitrarily shaped ferromagnetic objects
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés restringit per política de l'editorialThe electromagnetic scattering analysis of arbitrarily shaped ferromagnetic bodies is usually carried out with the Poggio-Miller-Chan-Harrington-Wu-Tsai (PMCHWT) integral equation. In the Method of Moments (MoM) discretization ... -
Improved accuracy in the scattering analysis of infinitely long ferromagnetic objects
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThe scattering of transversal magnetic (TM) electromagnetic waves impinging on infinitely long homogeneous ferromagnetic objects is usually analyzed with the Poggio-Miller-Chan-Harrington-Wu-Tsai (PMCHWT) integral equation. ... -
Nonconforming discretization of the PMCHWT integral equation applied to arbitrarily shaped dielectric objects
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés obertThe Poggio-Miller-Chan-Harrington-Wu-Tsai (PMCHWT) integral equation is widely used in the scattering analysis of dielectric bodies. The RWG set is normally adopted to expand the electric and magnetic currents in the Method ... -
Nonconforming domain decomposition method for the flexible analysis of multiscale penetrable structures
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (2018)
Comunicació de congrés
Accés restringit per política de l'editorialThe Poggio-Miller-Chan-Harrington-Wu-Tsai (PM- CHWT) integral equation discretized with the method of mo- ments (MoM) in conjunction with the edge-based Rao-Wilton- Glisson (RWG) set is normally used in the electromag ... -
On the accuracy of the adaptive cross aproximation algorithm
Heldring, Alexander; Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés obertThis contribution identifies an often ignored source of uncertainty in the accuracy of the adaptive cross approximation algorithm, and proposes a combination of adaptations that reduce this uncertainty with negligible ... -
Regularization of the 2D TE-EFIE for homogeneous objects discretized by the Method of Moments with discontinuous basis functions
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel; Heldring, Alexander (2014)
Text en actes de congrés
Accés restringit per política de l'editorialThe discretization of the Electric-Field Integral Equation (EFIE) by the Method of Moments (MoM) for a transversal electric (TE) illuminating wave impinging on an infinitely long cylinder (2D-object) is traditionally carried ... -
Tangential-normal line testing for a nonconforming discretization of the Transversal-Electric Electric-Field Integral Equation for 2D conductors
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialThe Method-of-Moment (MoM) discretization of the Electric-Field Integral Equation (EFIE) for a transversal electric (TE) illuminating plane wave impinging on an infinitely long cylinder (2D-object) traditionally ... -
Tangential-normal surface testing for the nonconforming discretization of the electric-field integral equation
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel; Heldring, Alexander (2016-01-12)
Article
Accés obertNonconforming implementations of the electric-field integral equation (EFIE), based on the facet-oriented monopolar-RWG set, impose no continuity constraints in the expansion of the current between adjacent facets. These ... -
Testing over the boundary interface for the nonconforming discretization of the Electric-Field Integral Equation
Úbeda Farré, Eduard; Sekulic, Ivan; Rius Casals, Juan Manuel; Heldring, Alexander (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialMethod-of-moment (MoM) implementations of the Electric-field Integral Equation (EFIE) in the scattering analysis of infinitely long (2D) or arbitrarily shaped (3D) conductors have traditionally required, respectively, ... -
Versatile and accurate electromagnetic analysis of piecewise homogeneous composite objects
Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialThe discretization by the Method of Moments (MoM) of electromagnetic integral equations, namely, the Electric Field Integral Equation (EFIE) for perfect electric conductors (PECs) and the Poggio-Miller-Chan-Harrington-Wu-Tsai ...