...Mario A. Rodriguez Barrera; Walter Pereira Carpes Jr Purpose The purpose of this paper is to present the results of a particle swarm optimization (PSO) method applied in the design of a square-loop frequency selective surface (FSS) via the equivalent circuit model (ECM), considering the dielectric...

...Ugo d'Elia; Giuseppe Pelosi; Stefano Selleri; Ruggero Taddei Purpose – A design procedure for multi-layer absorbers based on carbon nanotubes (CNT) frequency selective surfaces (FSS) sheets is here developed. The paper aims to discuss there issues. Design/methodology/approach – Single layer...