Impedance Boundary Condition (IBC) is a widely used approximation in the analysis of metasurfaces, and it greatly simplifies the design process. However, for some ranges of impedance values of practical interest in metasurface applications, the Integral Equation formulation has shown instabilities. This contribution proposes a way to improve that shortcoming; the method is based on the property of the involved operators and the nature of the IBC approximation.

Stabilization of EFIE-IBC by Spatial Filtering / Bruliard, Margaux; Vecchi, Giuseppe. - ELETTRONICO. - (2024), pp. 3299-3301. (Intervento presentato al convegno EuCAP 2024 - 18th European Conference on Antennas and Propagation tenutosi a Glasgow (UK) nel 17-22 March 2024).

Stabilization of EFIE-IBC by Spatial Filtering

Bruliard, Margaux;Vecchi, Giuseppe
2024

Abstract

Impedance Boundary Condition (IBC) is a widely used approximation in the analysis of metasurfaces, and it greatly simplifies the design process. However, for some ranges of impedance values of practical interest in metasurface applications, the Integral Equation formulation has shown instabilities. This contribution proposes a way to improve that shortcoming; the method is based on the property of the involved operators and the nature of the IBC approximation.
2024
978-88-31299-09-1
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11583/2993156