For the past two decades, scientists have wondered about a bright, distinct striped pattern seen in radio waves emanating ...

Abstract: This article presents a novel approach of using convex optimization to solve an optimal control problem with a linear system subject to general nonconvex control constraints and convex state ...

Abstract: We demonstrate a photonics-aided THz-wireless transmission over 4.6 km free space by plano-convex lenses. The use of plano-convex lenses greatly extends the wireless transmission distance.

Learn how to determine the image location and height in lenses with this clear, step-by-step tutorial! This video explains the principles of lens optics, including magnification, focal points, and ray ...

Jérémy Jacquet was forced off with a shoulder problem as Rennes lost 3-1 at Lens on Saturday. L'Équipe reports that Rennes are concerned about the defender. Abdelhamid Aït Boudlal was the first to go ...