Search Results - "Bretones, Amelia Rubio"

On the effect of grid orthogonalization in stability and accuracy of a FDTD Subgridding method by Valverde, Antonio M., Cabello, Miguel R., Sanchez, Clemente Cobos, Rubio Bretones, A., Garcia, Salvador G.

“…We present a general-purpose subgridding inspired on a simplified Orthogonalized Integral-based method, leading to a simple and efficient algorithm with strong…”
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A New Conformal FDTD for Lossy Thin Panels by Cabello, Miguel Ruiz, Angulo, Luis Diaz, Alvarez, Jesus, Bretones, Amelia Rubio, Garcia, Salvador G.

“…A novel conformal technique for the finite-difference time-domain (FDTD) method is proposed to deal with curved and arbitrarily oriented lossy thin panels…”
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From Microscopic to Macroscopic Description of Composite Thin Panels: A Road Map for Their Simulation in Time Domain by Diaz Angulo, Luis, Ruiz Cabello, Miguel, Alvarez, Jesus, Bretones, Amelia Rubio, Garcia, Salvador G.

“…In this paper, we show a simulation strategy for composite dispersive thin-panels, starting from their microscopic characteristics and ending into a…”
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Time-Domain Numerical Modeling of THz Photoconductive Antennas by Moreno, Enrique, Fernández Pantoja, Mario, Garcia, Salvador G., Rubio Bretones, Amelia, Gómez Martin, Rafael

“…This paper presents a computational procedure to simulate the time-domain behavior of photoconductive antennas made of semiconductor and metal materials…”
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Analysis and Improvement of the Stability of a 3-D FDTD Subgridding Method by Applying an LECT-Based Technique by Valverde, Antonio J. Martin, Ruiz-Cabello, Miguel, Bretones, Amelia Rubio, Bravo, Alberto Gascon, Garcia, Salvador Gonzalez

“…This article studies and improves the stability of a finite-difference time-domain (FDTD) subgridding method based on the orthogonalized-integral-based…”
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A Spurious-Free Discontinuous Galerkin Time-Domain Method for the Accurate Modeling of Microwave Filters by Alvarez, J., Angulo, L., Rubio Bretones, Amelia, Garcia, S. G.

“…The simulation of highly resonant structures requires techniques that are accurate and free of spurious-mode contamination. Spurious modes can severely corrupt…”
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An analysis of the stability of a general-purpose 3D subgridding method by Valverde, Antonio J. Martin, Miguel, Ruiz Cabello N., Bretones, Amelia Rubio, Garcia, Salvador Gonzalez

“…In this work, we intend to study stability of a FDTD subgridding method based on a 1:2 ratio transition and whose equations are directly obtained by using a…”
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A Leap-Frog Discontinuous Galerkin Time-Domain Method for HIRF Assessment by Alvarez, Jesus, Diaz Angulo, Luis, Rubio Bretones, Amelia, Ruiz Cabello, Miguel, Garcia, Salvador G.

“…In this paper, we demonstrate the computational affordability and accuracy of a leap-frog discontinuous Galerkin (LFDG) time-domain method for high intensity…”
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A Hybrid Genetic-Algorithm Space-Mapping Tool for the Optimization of Antennas by Pantoja, M.F., Meincke, P., Bretones, A.R.

“…A hybrid global-local optimization technique for the design of antennas is presented. It consists of the subsequent application of a genetic algorithm (GA)…”
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Benchmark Antenna Problems for Evolutionary Optimization Algorithms by Pantoja, M.F., Bretones, A.R., Martin, R.G.

“…A set of antenna-optimization problems is presented that satisfies the necessary requirements to form a test suite useful for measuring and comparing the…”
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Quasi-static multi-domain inverse boundary element method for MRI coil design with minimum induced E-field by Cobos Sánchez, Clemente, Power, Henry, Garcia, Salvador G., Rubio Bretones, Amelia

“…Boundary element methods represent a valuable approach for designing MRI gradient coils. The temporally varying magnetic fields produced by gradient coils…”
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A Computationally Efficient Method for Simulating Metal-Nanowire Dipole Antennas at Infrared and Longer Visible Wavelengths by Pantoja, M. F., Bray, M. G., Werner, D. H., Werner, P. L., Bretones, A. R.

“…This paper presents a numerically efficient approach for simulating nanowires at infrared and long optical wavelengths. A computationally efficient…”
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A subcell FDTD Scheme implementation for thin slot modeling by Miguel Ruiz, Cabello N., Martin Valverde, Antonio J., Gallardo, Borja Plaza, Frovel, Malte, Martinez, David Poyatos, Bretones, Amelia Rubio, Garcia, Salvador Gonzalez

“…The finite-difference time-domain (FDTD) method is not able to efficiently model thin features without a drastic reductions of the spatial mesh size,…”
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Application of Stochastic FDTD to thin-wire analysis by Cabello, Miguel Ruiz, Diaz Angulo, Luis, Bretones, Amelia Rubio, Fernandez Pantoja, Mario, Garcia, Salvador Gonzalez

“…This paper presents an extension of the stochastic FDTD method to predict the variance of currents and voltages in the Holland thin-wire formulation. A…”
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Transient excitation of a straight thin-wire segment: a new look at an old problem by Tijhuis, A.G., Zhongqiu, P., Bretones, A.R.

“…The transient excitation of a straight thin-wire segment is analyzed with the aid of a one-dimensional integral equation for the current along the wire. An…”
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Transient excitation of two coupled wires over an interface between two dielectric half spaces by Rubio Bretones, Amelia, Tijhuis, Anton G.

“…The transient excitation of two identical, straight, thin wire antennas above a plane interface between two homogeneous dielectric half spaces is analyzed. The…”
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On the application of parametric models to the transient analysis of resonant and multiband antennas by Fornieles Callejn, J., Bretones, A.R., Gomez Martin, R.

“…The transient responses of a resonant antenna and a fractal multiband antenna, both formed by conducting surfaces, are calculated. The surfaces are modeled by…”
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Gradient-Coil Design: A Multi-Objective Problem by Cobos Sanchez, Clemente, Fernandez Pantoja, Mario, Poole, Michael, Rubio Bretones, Amelia

“…In this work, the design of gradient coils for magnetic resonance imaging (MRI) is studied as a multi-objective optimization (MOP) problem, which is…”
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Estimation of HIRF transfer functions by a leap-frog discontinuous Galerkin method by Alvarez, Jesus, Angulo, Luis D., Rubio-Bretones, Amelia, Gonzalez-Garcia, Salvador

“…In this work, we show some characteristics than enable the efficient and accurate estimation of High-Intensity Radiated Fields transfer functions in complex…”
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A hybrid time-domain technique that combines the finite element, finite difference and method of moment techniques to solve complex electromagnetic problems by Monorchio, A., Bretones, A.R., Mittra, R., Manara, G., Martin, R.G.

“…This paper describes a hybrid technique directly operating in time domain that combines the finite element time domain (FETD), the finite-difference…”
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