Control over the dispersion of the refractive index is essential to the performance of most
modern optical systems. These range from laboratory microscopes to optical fibres and even …

Nanostructured metasurfaces offer unique capabilities for subwavelength control of optical
waves. Based on this potential, a large number of metasurfaces have been proposed …

BACKGROUND Future high-performance portable and wearable optical devices and
systems with small footprints and low weights will require components with small form …

Metasurfaces provide a versatile platform for manipulating the wavefront of light using planar
nanostructured surfaces. Transmissive metasurfaces, with full 2π phase control, are a …

Metasurfaces offer a unique platform to precisely control optical wavefronts and enable the
realization of flat lenses, or metalenses, which have the potential to substantially reduce the …

This review focuses on the imaging applications of metasurfaces. These optical elements
provide a unique platform to control light; not only do they have a reduced size and …

Among various flat optical devices, metasurfaces have presented their great ability in
efficient manipulation of light fields and have been proposed for variety of devices with …

Metasurfaces have recently risen to prominence in optical research, providing unique
functionalities that can be used for imaging, beam forming, holography, polarimetry, and …

As artificial 2D materials made of subwavelength inclusions, metasurfaces bear exotic
optical and electromagnetic properties not obtainable in naturally occurring materials. Based …

Dispersion results from the variation of index of refraction as well as electric field
confinement in sub-wavelength structures. It usually results in efficiency decrease in …