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Listar por autor "Mesa Ledesma, Francisco Luis"
Mostrando ítems 1-20 de 99
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Artículo
2-D analysis of leakage in printed-circuit lines using discrete complex-images technique
Bernal Méndez, Joaquín; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2002)The mixed-potential integral equation is combined with the discrete complex-images technique to analyze the complete ...
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Artículo
Accurate circuit modeling of fishnet structures for negative-index-medium applications
Torres, Víctor; Mesa Ledesma, Francisco Luis; Navarro Cía, Miguel; Rodríguez Berral, Raúl; Beruete, Miguel; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2016)Metallic plates with a two-dimensional (2D) periodic distribution of sub-wavelength apertures are known to exhibit ...
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Artículo
An efficient approach for the computation of 2-D Green's functions with 1-D and 2-D periodicities in homogeneous media
López Fructos, Ana María; Rodríguez Boix, Rafael; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2008)This paper presents an algorithm for the acceleration of the series involved in the computation of 2-D homogeneous Green's ...
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Ponencia
Analysis of leakage in multilayered microstrip lines using complex images
Bernal Méndez, Joaquín; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2001)The Mixed Potential Integral Equation (MPIE) is combined with the complex image method to analyze the complete spectrum ...
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Artículo
Analysis of the propagation of leaky magnetostatic modes in normally magnetized microstrip and slot lines
Marqués Sillero, Ricardo; Rafii-El-Idrissi, Rachid; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2002)The propagation of leaky forward magnetostatic (MS) volume waves along ferrite-loaded microstrip and slot lines is analyzed. ...
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Artículo
Analytical circuit model for 1-D periodic T-shaped corrugated surfaces
Molero Jiménez, Carlos; Rodríguez Berral, Raúl; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2014)An analytical circuit model is obtained to study the reflection of TM polarized electromagnetic waves that impinge obliquely ...
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Ponencia
Analytical circuit model for dipole frequency-selective surfaces
Rodríguez Berral, Raúl; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco; García Vigueras, María (Institute of Electrical and Electronics Engineers, 2013)This contribution provides a fully analytical transmission-line circuit model for the transmission/reflection of an obliquely ...
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Ponencia
Analytical circuit model for stacked slit gratings
Molero, Carlos; Rodríguez Berral, Raúl; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco; Yakovlev, Alexander B. (Institute of Electrical and Electronics Engineers, 2014)This work presents a rigorous circuit model to compute the transmission/reflection properties of a finite number of stacked ...
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Ponencia
Analytical modeling of compound metallic reflection gratings
Medina Mena, Francisco; Mesa Ledesma, Francisco Luis; Skigin, Diana Carina (Institute of Electrical and Electronics Engineers, 2011)The transmission and reflection of electromagnetic waves impinging on metallic surfaces with periodically distributed slits ...
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Artículo
Analytical Multimodal Network Approach for 2-D Arrays of Planar Patches/Apertures Embedded in a Layered Medium
Rodríguez Berral, Raúl; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2015)A fully analytical multimodal equivalent circuit is presented for the modeling of the scattering of an obliquely incident ...
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Artículo
Analytical theory of extraordinary transmission through metallic diffraction screens perforated by small holes
Marqués Sillero, Ricardo; Mesa Ledesma, Francisco Luis; Jelinek, Lukas; Medina Mena, Francisco (Optical Society of America, 2009)In this letter, the problem of extraordinary (ET) transmission of electromagnetic waves through opaque screens perforated ...
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Artículo
Analytical theory of wave propagation through stacked fishnet metamaterials
Marqués Sillero, Ricardo; Jelinek, Lukas; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Optical Society of America, 2009)This work analyzes the electromagnetic wave propagation through periodically stacked fishnets from zero frequency to the ...
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Artículo
Analytical wideband model for strip/slit gratings loaded with dielectric slabs
Rodríguez Berral, Raúl; Molero Jiménez, Carlos; Medina Mena, Francisco; Mesa Ledesma, Francisco Luis (Institute of Electrical and Electronics Engineers, 2012)This paper presents a fully analytical model to determine the transmission and reflection properties of planar 1-D ...
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Artículo
Annular apertures in metallic screens as extraordinary transmission and frequency selective surface structures
Rodríguez Ulibarri, Pablo; Navarro Cía, Miguel; Rodríguez Berral, Raúl; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco; Beruete, Miguel (Institute of Electrical and Electronics Engineers, 2017)A 2-D periodic array of annular apertures (or ring slots) is studied using an accurate circuit model. The model accounts ...
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Artículo
Application of stub loaded folded stepped impedance resonators to dual band filter design
Velázquez Ahumada, María del Castillo; Mesa Ledesma, Francisco Luis; Martel Villagrán, Jesús; Medina Mena, Francisco (2010) -
Artículo
Application of total least squares to the derivation of closed-form green's functions for planar layered media
Rodríguez Boix, Rafael; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (Institute of Electrical and Electronics Engineers, 2007)A new technique is presented for the numerical derivation of closed-form expressions of spatial-domain Green's functions ...
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Tesis Doctoral
Cálculo eficiente de funciones de Green periódicas y no periódicas en Medios Homogéneos y en Medios Multicapa
López Fructos, Ana María (2011)En esta tesis se abordará el cálculo eficiente de funciones de Green en el dominio espacial en medios homogéneos y en ...
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Artículo
Circuit model for a periodic array of slits sandwiched between two dielectric slabs
Rodríguez Berral, Raúl; Mesa Ledesma, Francisco Luis; Medina Mena, Francisco (American Institute of Physics, 2010)This paper proposes an equivalent circuit model that uses lumped elements and transmission lines to explain the transmission ...
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Artículo
Circuit modeling of multiband high-impedance surface absorbers in the microwave regime
Padooru, Yashwanth R.; Yakovlev, Alexander B.; Kaipa, Chandra S. R.; Medina Mena, Francisco; Mesa Ledesma, Francisco Luis (American Physical Society, 2011)In this paper, we present a simple circuit model to study the absorption of electromagnetic waves by a multilayer structure ...
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Tesis Doctoral
Circuit modeling of periodic structures
Molero Jiménez, Carlos (2017-02-06)In the present dissertation the main goal consists in the derivation of analytical circuit models for di_erent types of ...