Abstract: In this paper, we first propose a new design strategy of 2D Z-complementary array quads (2D-ZCAQs) with feasible array sizes. A 2D-ZCAQ consists of four distinct unimodular arrays satisfying ...

Abstract: To address the issue of iterative Fourier transform method (IFT) easily falling into local optima in thinned array synthesis, this communication proposes a two-stage alternating iterative ...

Apple has now announced the AirPods Max 2, bringing the first major hardware upgrade to Apple's over-ear headphones since their debut. So how does the new model compare with both earlier versions of ...

NASA astronaut Anne McClain works near one of the International Space Station’s main solar arrays during a 2025 spacewalk to upgrade the station’s power system and relocate a communications antenna.