Results 81 to 90 of about 144,214 (212)

FDTD Calculations of the Diffraction Coefficient of Vibrating Wedges [PDF]

open access: yes, 2011
The full-vector Maxwell\u27s equations Unite-difference time-domain (FDTD) method is employed to calculate diffraction coefficients of vibrating conducting and dielectric wedges.
Madrid, Monica
core   +1 more source

Modeling of ground-penetrating-radar antennas with shields and simulated absorbers [PDF]

open access: yes, 2001
Cataloged from PDF version of article.A three-dimensional (3-D) finite-difference time-domain (FDTD) scheme is employed to simulate ground-penetrating radars. Conducting shield walls and absorbers are used to reduce the direct coupling to the receiver.
Gurel, L., Oguz, U.
core   +1 more source

Asymmetric Perfectly Matched Layer for the Absorption of Waves [PDF]

open access: yesJournal of Computational Physics, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Perfectly Matched Layer based modelling of layered media: Overview and perspective [PDF]

open access: yes2010 URSI International Symposium on Electromagnetic Theory, 2010
Whereas the Perfectly Matched Layer (PML) was originally conceived to serve as a reflectionless absorbing boundary condition, terminating the infinite simulation domain in finite difference or finite element electromagnetic field solvers, unexpected applications of the PML arose by using it to close down open layered waveguide configurations.
Vande Ginste, Dries   +2 more
openaire   +2 more sources

Characterization of erbium doped photonic crystal fiber [PDF]

open access: yes, 2016
Photonic crystal fibers (PCFs) are a new emerging research area, and have been undergoing rapid development in recent years due to their unique and excellent optical properties and features.
Azmi, A. I.   +4 more
core  

A combination of Dirichlet to Neumann operators and perfectly matched layers as boundary conditions for optical finite element simulations [PDF]

open access: yes, 2008
By combining Dirichlet to Neumann (DtN) operators and Perfectly Matched Layers (PML’s) as boundary conditions on a rectangular domain on which the Helmholtz equation is solved, the disadvantages of both methods are greatly diminished.
Groesen, E. (Brenny) van   +3 more
core   +4 more sources

Efficient Parallel FDTD Method Based on Non-Uniform Conformal Mesh

open access: yesApplied Sciences
The finite-difference time-domain (FDTD) method is a versatile electromagnetic simulation technique, widely used for solving various broadband problems.
Kaihui Liu   +8 more
doaj   +1 more source

Perfectly matched layer: Variablediscretisation against variable conductivity

open access: yesElectronics Letters, 1997
The perfectly matched layer (PML) is usually used with a profile of variable conductivity which decreases numerical reflections. The authors prove that this is a problem of field representation and not of conductivity discontinuity, which leads to the proposal of a non-uniform map of space using constant conductivity.
B. Chatry, M. Aubourg, P. Guillon
openaire   +1 more source

MedFDTD: A Parallel and Open-Source Cross-Platform Framework for Bioelectromagnetics Field Simulation

open access: yesIEEE Access, 2018
MedFDTD, a new parallel and open-source cross-platform framework for bioelectromagnetics research, has been developed by solving Maxwell's equations using the finite-difference time-domain method.
Wang Meng, Liu Qian
doaj   +1 more source

Applications of the discontinuous Galerkin method to propagating acoustic wave problems

open access: yesAdvances in Mechanical Engineering, 2017
The purpose of this article is to demonstrate that the discontinuous Galerkin method is efficient and suitable to solve linearized Euler equations, modelling sound propagation phenomena. Several benchmark problems were chosen for this purpose. We studied
Jan Nytra   +2 more
doaj   +1 more source

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