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 …

Metasurfaces, which offer a diverse range of functionalities in a remarkably compact size,
have captured the interest of both scientific and industrial sectors. However, their inherent …

Metasurfaces, optics made from subwavelength-scale nanostructures, have been limited to
millimeter-sizes by the scaling challenge of producing vast numbers of precisely engineered …

A meta‐lens is an advanced flat optical device composed of artificial antennas. The
amplitude, phase, and polarization of incident light can be engineered to satisfy the …

Recently, there has been an explosion of interest in metalenses for imaging. The interest is
primarily based on their subwavelength thicknesses. Diffractive gratings have been used as …

Metasurfaces have emerged as a breakthrough platform for manipulating light at the
nanoscale and enabling on‐demand optical functionalities for next‐generation biosensing …

Metalens, a prominent application of two-dimensional metasurfaces, has demonstrated
powerful abilities even beyond traditional optical lenses. By manipulating the phase …

In this article, the basic principles and the main applications of Huygens' metasurfaces
(HMSs) are reviewed from microwaves to optics. In general, HMSs comprise a thin layer of …

Metasurfaces have attracted widespread attention due to an increasing demand of compact
and wearable optical devices. For many applications, polarization-insensitive metasurfaces …

The mid-infrared (mid-IR) is a strategically important band for numerous applications
ranging from night vision to biochemical sensing. Here we theoretically analyzed and …