Abstract: A hemispherical Luneburg lens (LL) with the focal plane near lens surface is proposed using a transformation optics (TO)-based metamaterial (MTM) lens (metalens) concept for wide-angle ...

This engineering exam, which is a gateway to some of the premium engineering colleges such as IITs, NITs and more, cover subjects such as Physics, Chemistry and Mathematics.

Oppo’s latest flagship phone, like the sleek (but hard to buy) Find N5 foldable, goes hard on the tech specifications. In fact, the Find X9 Pro’s specs read like a wishlist of what many want to see in ...

Since 1962, economists have used the "gravity equation" in international trade to explain empirically bilateral international trade flows, and have since more recently adopted the gravity model to ...

Abstract: This contribution presents the design of a metallic geodesic lens antenna integrated with a conformal plano-convex lens and a conformed anisotropic dielectric polarizer at its aperture, ...