Results 11 to 20 of about 19,086,874 (250)

Spectral Characteristics Simulation of Topological Micro-Nano Structures Based on Finite Difference Time Domain Method [PDF]

open access: yesNanomaterials, 2021
Natural structural colors inspire people to obtain the technology of spectral characteristics by designing and preparing micro-nano structures on the material’s surface.
Xiaoran Ma   +4 more
doaj   +2 more sources

Simulating optical coherence tomography for observing nerve activity: A finite difference time domain bi-dimensional model. [PDF]

open access: yesPLoS ONE, 2018
We present a finite difference time domain (FDTD) model for computation of A line scans in time domain optical coherence tomography (OCT). The OCT output signal is created using two different simulations for the reference and sample arms, with a ...
Francesca Troiani   +2 more
doaj   +2 more sources

Electromagnetic Wave Propagation in Body Area Networks Using the Finite-Difference-Time-Domain Method [PDF]

open access: yesSensors, 2012
A rigorous full-wave solution, via the Finite-Difference-Time-Domain (FDTD) method, is performed in an attempt to obtain realistic communication channel models for on-body wireless transmission in Body-Area-Networks (BANs), which are local data networks ...
Raj Mittra, Jonathan N. Bringuier
doaj   +2 more sources

Comprehensive Numerical Analysis of Finite Difference Time Domain Methods for Improving Optical Waveguide Sensor Accuracy [PDF]

open access: yesSensors, 2016
This paper discusses numerical analysis methods for different geometrical features that have limited interval values for typically used sensor wavelengths.
M. Mosleh E. Abu Samak   +3 more
doaj   +2 more sources

Stability analysis of second- and fourth-order finite-difference modelling of wave propagation in orthotropic media [PDF]

open access: yes, 2010
The stability of the finite-difference approximation of elastic wave propagation in orthotropic homogeneous media in the three-dimensional case is discussed.
Veres, Istvan
core   +4 more sources

Fast finite difference time domain analysis of microstrip patch antennas [PDF]

open access: yes, 1991
Although the finite-difference-time-domain method has been successfully used to model microstrip-fed patch antennas, this has been achieved using uniform grids.
Daniel, EM, Railton, CJ
core   +1 more source

Numerical study on extinction performance of Ag nanoparticles@ SiO2 ellipsoid

open access: yesJournal of Materials Research and Technology, 2020
A new composite nanostructure, placing two circle Ag nanoparticles (NPs) on the surface of a SiO2 ellipsoid nanoparticle (abbreviated as AgNPs@SE), was established to analyze the extinction spectra using finite-difference time-domain (FDTD) method.
Jing Liu   +4 more
doaj   +1 more source

Explicit FDTD method based on iterated Crank–Nicolson scheme

open access: yesElectronics Letters, 2022
An implicit Crank–Nicolson procedure can be replaced with an explicit iteration process. An explicit finite‐difference time‐domain method based on the iterated Crank–Nicolson scheme that has been widely used for solving Einstein's equations is newly ...
Jun Shibayama   +3 more
doaj   +1 more source

Dry band formation mechanism of composite insulator with generalized finite difference-time domain

open access: yes电力工程技术, 2022
The pollution flashover of composite insulators is mainly the flashover caused by alternate occurrence of arc development and dry band formation. At present, researchers have investigated the development of insulator arc along the surface.
HE Jiahong, DONG Bowen, HE Kang
doaj   +1 more source

Modelling metallic discontinuities with the non-orthogonal finite difference time domain method [PDF]

open access: yes, 2004
Numerical electromagnetic models, such as the finite difference time domain (FDTD) method, have many applications. The authors focus on the non-orthogonal FDTD method, which offers an improved geometric flexibility compared to other standard techniques ...
Nilavalan, R, Railton, CJ, Craddock, IJ
core   +1 more source

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