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   Articles with "fdtd method" as a keyword



Efficient Modeling and Simulation of Varactor Diodes Based on Leapfrog Complying Divergence Implicit (LCDI)‐Finite‐Difference Time‐Domain (FDTD) Method

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recommendations! Published in 2025 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.70455

Abstract: This letter presents an efficient modeling and fast simulation method for varactor diodes. By analyzing varactor diodes' circuit characteristics, the equivalent current density of varactor diodes is extracted to obtain an efficient Yee modeling. This… read more here.

Keywords: efficient modeling; varactor diodes; leapfrog complying; fdtd method ... See more keywords

A method of evaluating the three-dimensional damage effect of strong electromagnetic pulse on the box based on the triangular-element FDTD method

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recommendations! Published in 2018 at "Cluster Computing"

DOI: 10.1007/s10586-018-2569-1

Abstract: Based on the FDTD/TDPO hybrid theory, a fast FDTD mesh modeling method by triangulation is established. Near scattering field calculated by the FDTD method is calculated to the surface triangular facets of the target by… read more here.

Keywords: pulse; method; power; fdtd method ... See more keywords

3D optimised hybrid implicit–explicit FDTD method with suppressed numerical dispersion

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recommendations! Published in 2018 at "Electronics Letters"

DOI: 10.1049/el.2017.4539

Abstract: A 3D optimised hybrid implicit–explicit finite-difference time-domain (HIE-FDTD) method aimed at suppressing the numerical dispersion is proposed. Compared with the original HIE-FDTD method, the optimised parameters are introduced without costing any additional computational resource. In… read more here.

Keywords: optimised hybrid; fdtd method; method; numerical dispersion ... See more keywords

Trapezoidal recursive convolution‐based FDTD method for arbitrary‐shaped dispersive materials

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recommendations! Published in 2018 at "Electronics Letters"

DOI: 10.1049/el.2018.7039

Abstract: A trapezoidal recursive convolution (TRC) technique is one of the simple ways to incorporate dispersive models into the finite-difference time-domain (FDTD) method. The authors newly develop the TRC-FDTD method for the analysis of arbitrary-shaped dispersive… read more here.

Keywords: trapezoidal recursive; method; arbitrary shaped; recursive convolution ... See more keywords

Modeling and analysis of lightning effects in OPGW cables using the ADI-FDTD method

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recommendations! Published in 2017 at "Journal of Electromagnetic Waves and Applications"

DOI: 10.1080/09205071.2017.1297255

Abstract: Abstract Current density distribution in optical ground wire cables hit by lightning strokes is numerically calculated and studied in time domain. For this analysis, two models for current source were considered, since atmospheric discharge has… read more here.

Keywords: adi fdtd; analysis; modeling analysis; fdtd method ... See more keywords

Kinetic simulations of low-pressure inductively coupled plasma: an implicit electromagnetic PIC/MCC model with the ADI-FDTD method

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recommendations! Published in 2024 at "Journal of Physics D: Applied Physics"

DOI: 10.1088/1361-6463/ad1729

Abstract: Low-pressure inductively coupled plasma (ICP) is promising for space electric propulsion. For the first time, an implicit electromagnetic particle-in-cell Monte Carlo collision model based on the alternating-direction-implicit finite-difference time-domain (ADI-FDTD) method is developed to investigate… read more here.

Keywords: low pressure; method; adi fdtd; model ... See more keywords

Using WCS-FDTD Method to Study the Plasma Frequency Selective Surface

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recommendations! Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2947270

Abstract: The plasma is very useful to design the dynamically tunable Frequency Selective Surface (FSS) because of its tunable property. But it is difficult to simulate the plasma FSS by using the conventional finite-difference time-domain (FDTD)… read more here.

Keywords: fdtd method; time; wcs fdtd; method ... See more keywords

An Artificial Anisotropy Four-Step HIE-FDTD Method With Lower Numerical Dispersion Error

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3034696

Abstract: In this article, by introducing artificial anisotropic (AA) parameters in the four-step hybrid implicit-explicit finite-difference time domain (HIE-FDTD) method, an AA four-step HIE-FDTD method is proposed, which can reduce the numerical dispersion error and improve… read more here.

Keywords: fdtd method; four step; method; hie fdtd ... See more keywords

Multiple LOD-FDTD Method for Multiconductor Coupled Transmission Lines

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recommendations! Published in 2020 at "IEEE Journal on Multiscale and Multiphysics Computational Techniques"

DOI: 10.1109/jmmct.2020.3024906

Abstract: This article presents the multiple locally one-dimensional (MLOD) finite-difference time-domain (FDTD) method for multiconductor coupled transmission lines. The method is aptly referred to as the MLOD coupled line (CL)-FDTD method, applicable for general asymmetrical multiconductor… read more here.

Keywords: fdtd method; coupled transmission; method; multiconductor coupled ... See more keywords

Leakage-Free Leapfrog ADI-FDTD Method for Lossy Media

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recommendations! Published in 2024 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2023.3337350

Abstract: The leapfrog alternating direction implicit finite-difference time-domain (ADI-FDTD) method, as an effective implementation of ADI-FDTD, has garnered widespread attention and extension. However, it has been found that the commonly used leapfrog ADI-FDTD method for lossy… read more here.

Keywords: fdtd; adi fdtd; lossy media; fdtd method ... See more keywords

Impact of the Waved Seafloor on Underwater Low-Frequency Field with GPU-Accelerated TSS-FDTD Method

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recommendations! Published in 2025 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2025.3625143

Abstract: With growing exploitation of marine resources, underwater communication issues have become imperative. In this letter, the total-field scattered-field source (TSS)-finite-difference time-domain (FDTD) method based on graphics processing unit (GPU) is used to investigate the low-frequency… read more here.

Keywords: low frequency; field; fdtd method; gpu ... See more keywords