On methods employing auxiliary sources for 2-D electromagnetic scattering by noncircular shapes

NL Tsitsas, GP Zouros, G Fikioris… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Methods employing auxiliary sources are applied to electromagnetic scattering problems by
2-D noncircular scatterers. Specific cases are considered for which the singularities of the …

[HTML][HTML] The Method of Auxiliary Sources (MAS) in Computational Electromagnetics: A Comprehensive Review of Advancements over the Past Two Decades

PJ Papakanellos, NL Tsitsas, HT Anastassiu - Electronics, 2024 - mdpi.com
This paper presents a comprehensive review of research conducted on the Method of
Auxiliary Sources (MAS) over a period of the last 22 years, ie, since the last up-to-date …

Mode analysis by the method of auxiliary sources with an excitation source

M Kouroublakis, NL Tsitsas… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The method of auxiliary sources (MAS) is one of the numerical methods employed for the
determination of the cutoff wavenumbers (eigenvalues) of cylindrical waveguides. According …

Convergence analysis and oscillations in the method of fictitious sources applied to dielectric scattering problems

CA Valagiannopoulos, NL Tsitsas… - Journal of the Optical …, 2011 - opg.optica.org
Several wave scattering phenomena in optics are modeled by the method of fictitious
sources (MFS). Despite its interesting features, the effectiveness of the MFS and its …

Convergence analysis of the currents and fields involved in the method of auxiliary sources applied to scattering by PEC cylinders

M Kouroublakis, NL Tsitsas… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The method of auxiliary sources (MAS) is an established technique for the numerical
solution of electromagnetic shielding and scattering problems exhibiting an increasing …

Convergent fields generated by divergent currents in the method of auxiliary sources

G Fikioris, NL Tsitsas - The Generalized Multipole Technique for Light …, 2018 - Springer
A very simple scattering problem is considered, together with its solution obtained via the
Method of Auxiliary Sources (MAS). We show that it is possible to concurrently have …

On the oscillations appearing in numerical solutions of solvable and nonsolvable integral equations for thin-wire antennas

PJ Papakanellos, G Fikioris… - IEEE transactions on …, 2010 - ieeexplore.ieee.org
Differences between certain solvable and nonsolvable ill-posed integral equations, with the
same nonsingular kernel, are discussed. The main results come from constructing a …

A Null Field Method-Surface Equivalence Principle Approach for Mode Analysis of Dielectric Waveguides

M Kouroublakis, NL Tsitsas, G Fikioris… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In a recent paper, the method of auxiliary sources (MAS) with two excitation sources (MAS-
TES) was developed to compute the propagation constants of cylindrical dielectric …

Mode-Based Superdirective Optimization Strategy for Multi-layered Dielectric Cylinder

W Chen, B Lv, J Fu, T Jiang, Y Li - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article proposes a novel optimization approach for the design of multilayered dielectric
cylindrical superdirective structures. The idea of utilizing the Dirac-delta function in the …

Convergence, divergence, and inherent oscillations in MAS solutions of 2D Laplace-Neumann problems

GD Kolezas, G Fikioris, JA Roumeliotis - Applied Numerical Mathematics, 2025 - Elsevier
The method of auxiliary sources (MAS), also known as the method of fundamental solutions
(MFS), is a well-known computational method for the solution of boundary-value problems …