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A Combined Meshless RBF-FDTD Method for the Analysis of Transient Electromagnetic Fields

Khalef, R., Benkhawa, L., Grine, F., Benhabiles, M. T. and Riabi, M. L.

Pertanika Journal of Science & Technology, Volume 24, Issue 2, July 2016

Keywords: Finite-Difference-Time-Domain, Local Support, Meshless method, Compact support RBF, Inverse Multi-Quadric, Transient Electromagnetic Field

Published on: 12 June 2016

A Meshless Time Domain Method is used in the local support domain to solve Maxwell's equations for one-dimensional transient electromagnetic problems. The approach is based on a combination of the Meshless Radial Basis Functions and the Leapfrog time-stepping scheme for the Finite-Difference approximation of the first order partial derivatives. A comparison is performed between the conventional FDTD and RBF's with Gaussian, Wendland-C4 Compactly Supported RBF (CSRBF) and Inverse Multi-Quadric (IMQ) basis functions. The numerical results showed that the proposed method provides an accurate solution for transient electromagnetic problems.

ISSN 0128-7680

e-ISSN 2231-8526

Article ID

JST-S0021-2016

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