Metasurfaces are 2D artificial materials consisting of arrays of metamolecules, which are
exquisitely designed to manipulate light in terms of amplitude, phase, and polarization state …

Metasurfaces are ultrathin metamaterials consisting of planar electromagnetic (EM)
microstructures (eg, meta-atoms) with pre-determined EM responses arranged in specific …

In the last two decades, metamaterials and metasurfaces have introduced many new
electromagnetic (EM) theory concepts and inspired contemporary design methodologies for …

Pancharatnam—Berry (PB) phase metasurface, as a special class of gradient metasurfaces,
has been paid much attention owing to the robust performance for phase control of circularly …

Bessel beams have attracted considerable interest due to their intriguing nondiffraction and
self‐healing properties. Such beam can be generated by conventional devices that are more …

Transmissive metasurfaces have provided an efficient platform to manipulate
electromagnetic (EM) waves, but previously adopted multilayer meta-atoms are too thick …

Although many approaches have been proposed to manipulate propagating waves (PWs)
and surface waves (SWs), usually each operation needs a separate meta-device, being …

Airy beams exhibit intriguing properties such as nonspreading, self-bending, and self-
healing and have attracted considerable recent interest because of their many potential …

Metamaterials are 3D artificial structures proposed to surpass conventional natural materials
and realize novel functions beyond traditional optical elements. Nevertheless, they are …

Vortex beam has attracted growing attention in recent years due to its remarkable abilities in
the communication system since it is believed to be an effective way to improve the channel …