A simulated and manufactured broadband antenna array of 2× 2 meta-elements operating in
the range of 2.5–4.5 GHz is presented. The characteristic size of the aperture of this sample …

The rapidly growing volume of drone air traffic demands improved radar surveillance
systems and increased detection reliability in challenging conditions. The scattering cross …

Experimental demonstration of superdirectivity and superscattering is among the
longstanding challenges in electromagnetic theory. An appealing approach to increase a …