Abstract: This paper presents a novel and insightful approach to beamforming a $2\times 2$ antenna array using the theory of characteristic modes. The array comprises four rectangular patch antenna ...

Abstract: This article demonstrates a dual-band omnidirectional beam-scanning antenna array. A key innovation is a dual-band reflection-type phase shifter using liquid metal (LM)-enabled shunt ...

A woman who was glued to her phone for eight hours a day has revealed the simple hack that helped her drastically cut down her screen time. Caitlin Begg, 31, a sociologist from New York, US, didn't ...