The device directs beams of light through a sequence of finely tuned layers of metasurface. Each layer interacts with the light in a precise manner, shaping it incrementally into predetermined ...

Active terahertz beam steering based on mechanical deformation of liquid crystal elastomer metasurface Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS Journal ...

Traditional methods either use quantum nonlinear optical processes, which are inefficient for large numbers of photons, or ...