Most smartphones and other electrical or electronic products contain small amounts of lead, which doesn't sound like a big problem on its own. But when there are many billions of such products, either ...

Abstract: Advances in 4-D ultrasound imaging open new perspectives in biomedical research by reducing the long-standing challenge of operator dependency. Extensive research efforts are focused on ...

Abstract: This article presents the design results of a four element array of dielectric resonator antennas (DRA). The antenna geometry includes a conformal open-loop feed for each of the four ...