From traffic and congestion to limited parking options, delivering Amazon packages in big, dense cities like New York needs to be approached differently to address their unique complexities and ...

Abstract: A design method for graded-index lens antennas is proposed. The method consists of proposing a phase function in a region of space that meets the boundary conditions of the design and ...

Abstract: Currently, evaluations of products from aesthetics are mostly carried out with knowledge expressions of aesthetic features as tools, achieving remarkable results. However, obtaining a large ...