In this paper, a broadband and high-efficient tri-layered chiral structure metasurface (CSM)
for linear polarization conversion and multi-functional wavefront manipulation was proposed …

Over the past few decades, metasurfaces have revolutionized conventional bulky optics by
providing an effective approach to manipulate optical waves at the subwavelength scale …

Amplitude–phase control for circular polarized (CP) waves is experiencing a research
upsurge in electromagnetics owing to the kaleidoscopic electromagnetic responses and …

A broadband low-profile high-gain folded transmitarray antenna (FTA) is proposed to
generate orbital angular momentum (OAM) with circular polarization. A chiral metasurface is …

Metamaterials/metasurfaces, which have subwavelength resonating unit cells (ie, meta‐
atoms), can enable unprecedented control over the flow of light. Despite their significant …

Planar chiral structures respond differently for oppositely handed incident light, and thus can
produce extraordinary chiroptical effects such as circular conversion dichroism (CCD) and …

Metasurfaces have been successfully employed for realization of orbital angular momentum
(OAM) waves, however, current available vortex beam generators suffer from low efficiency …

Metasurfaces, which are planar arrays of subwavelength artificial structures, have emerged
as excellent platforms for the integration and miniaturization of electromagnetic devices and …

Orbital angular momentum (OAM) has recently attracted extensive attention in the radio
frequency domain due to its potential applications in various areas. In the OAM-based …

Achieving highly directive radiation with broadband operation, low scattering, and thin
profile for a circularly polarized (CP) antenna is particularly challenging and yet rarely …