This paper is a critical review of metasurfaces, which are planar metamaterials.
Metamaterials offer bespoke electromagnetic applications and novel properties which are …

Metasurfaces are a topic of significant research and are used in various applications due to
their unique ability to manipulate electromagnetic waves in microwave and optical …

The emergence of new technological needs in 5 G/6 G networking and broadband satellite
internet access amplifies the demand for innovative wireless communication hardware …

Relying on abrupt phase discontinuities, metasurfaces characterized by a transversely
inhomogeneous surface impedance profile have been recently explored as an ultrathin …

Nonuniform metasurfaces (electrically thin composite layers) can be used for shaping
refracted and reflected electromagnetic waves. However, known design approaches based …

We introduce a paradigm for accurate design of metasurfaces for intricate beam
manipulation, implementing functionalities previously considered impossible to achieve with …

Pancharatnam-Berry (PB) metasurfaces exhibit strong abilities to control spin-polarized light,
but transmission-mode PB functional devices exhibiting simultaneously nearly 100 …

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 are thin two-dimensional metamaterial layers that allow or inhibit the
propagation of electromagnetic waves in desired directions. For example, metasurfaces …

The field of metamaterials has opened landscapes of possibilities in basic science, and a
paradigm shift in the way we think about and design emergent material properties. In many …