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.

Abstract: A robust algorithm to solve the low-thrust fuel-optimal trajectory optimization problem for interplanetary spacecraft is developed in this article. The original nonlinear optimal control ...

A young woman has vowed to stay away from lip fillers after her first injection left her with a swollen and bruised lip for two weeks. Faye Gould, 27, went to get her first-ever lip filler injection ...