Results 71 to 80 of about 730,430 (197)

Finite difference time domain grid generation from AMC helicopter models [PDF]

open access: yes
A simple technique is presented which forms a cubic grid model of a helicopter from an Aircraft Modeling Code (AMC) input file. The AMC input file defines the helicopter fuselage as a series of polygonal cross sections. The cubic grid model is used as an
Cravey, Robin L.
core   +1 more source

Design of high-Q photonic crystal optical cavities through Fourier space methods [PDF]

open access: yes, 2003
By describing radiation losses through a Fourier space picture of modal couplings, low loss photonic crystal cavities are designed using a group theory-based analysis and finite difference time domain calculations, resulting in predicted quality factors ...
Barclay, Paul E.   +2 more
core  

Numerical studies of the Lagrangian approach for reconstruction of the conductivity in a waveguide

open access: yes, 2017
We consider an inverse problem of reconstructing the conductivity function in a hyperbolic equation using single space-time domain noisy observations of the solution on the backscattering boundary of the computational domain.
A. N. Tikhonov   +18 more
core   +1 more source

An Improved Z-Transform Finite Difference Time Domain Method for Electromagnetic Scattering and Plasma Stealth

open access: yesIEEE Access
The plasma sheath can absorb or reflect electromagnetic waves, thus affecting the communication of hypersonic vehicles. The study of attenuation and enhancement of electromagnetic scattering by plasma is of great significance.
Caixiong Han, Jiajie Wang, Lanfang Ding
doaj   +1 more source

Finite difference time domain calculations of antenna mutual coupling [PDF]

open access: yes
The Finite Difference Time Domain (FDTD) technique was applied to a wide variety of electromagnetic analysis problems, including shielding and scattering. However, the method has not been exclusively applied to antennas.
Kunz, Karl S., Luebbers, Raymond J.
core   +1 more source

Full-wave parallel dispersive finite-difference time-domain modeling of three-dimensional electromagnetic cloaking structures

open access: yes, 2009
A parallel dispersive finite-difference time-domain (FDTD) method for the modeling of three-dimensional (3-D) electromagnetic cloaking structures is presented in this paper.
Berenger   +36 more
core   +1 more source

Fast Calculation of Scattering in Planar Uniaxial Anisotropic Multilayers

open access: yesIEEE Access, 2019
In this paper, the generalized recursive formulations of the finite difference time domain (FDTD) for updating the electric and magnetic fields in the multi-layer anisotropic media are derived with a uniaxial perfectly matched layer.
Huiling Hu, Hongxia Ye, Ya-Qiu Jin
doaj   +1 more source

A Computational Presentation of Bioelectromagnetic Applications using Numerical Method Approaches

open access: yesJournal of Advances in Information Technology, 2014
This paper presents a visualization of electromagnetic wave in term of wave movement and behavior. The application of computational electromagnetic waves is from biological system application such as membrane human skin cell and the propagation of waves ...
Mohd Muzafar Ismail   +3 more
doaj   +1 more source

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