Metasurfaces have attracted great attention due to their ability to manipulate the phase,
amplitude, and polarization of light in a compact form. Tunable metasurfaces have been …

Recent intensive and extensive development of the fifth-generation (5G) of cellular networks
has led to their deployment throughout much of the world. As part of this implementation …

Metasurfaces, a two-dimensional (2D) form of metamaterials constituted by planar meta-
atoms, exhibit exotic abilities to tailor electromagnetic (EM) waves freely. Over the past …

Optical metasurfaces with subwavelength thickness hold considerable promise for future
advances in fundamental optics and novel optical applications due to their unprecedented …

Compact varifocal lenses are essential to various imaging and vision technologies.
However, existing varifocal elements typically rely on mechanically actuated systems with …

Optical metasurfaces, planar subwavelength nanoantenna arrays with the singular ability to
sculpt wavefront in almost arbitrary manners, are poised to become a powerful tool enabling …

In this Perspective, we discuss the different opportunities offered by time-modulated
metasurfaces for dynamic wavefront engineering and space-time photonics. Efforts in …

Recently in nanophotonics, a rigorous evolution from passive to active metasurfaces has
been witnessed. This advancement not only brings forward interesting physical phenomena …

Two-dimensional (2D) materials with layered structures have a variety of exceptional
electronic and optical attributes for potentially developing basic functions of light wave …

Metasurfaces have shown their great capability to manipulate electromagnetic waves. As a
new concept, reconfigurable metasurfaces attract researchers' attention. There are many …