Metasurfaces have been continuously garnering attention in both scientific and industrial
fields, owing to their unprecedented wavefront manipulation capabilities using arranged …

Metasurfaces have recently risen to prominence in optical research, providing unique
functionalities that can be used for imaging, beam forming, holography, polarimetry, and …

Metasurface‐generated holography has emerged as a promising route for fully reproducing
vivid scenes by manipulating the optical properties of light using ultra‐compact devices …

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

Wearable displays or head-mounted displays (HMDs) have the ability to create a virtual
image in the field of view of one or both eyes. Such displays constitute the main platform for …

Angle-dependent next-generation displays have potential applications in 3D stereoscopic
and head-mounted displays, image combiners, and encryption for augmented reality (AR) …

Dielectric metasurfaces, composed of planar arrays of subwavelength dielectric structures
that collectively mimic the operation of conventional bulk optical elements, have …

Advancements in micro/nanofabrication have enabled the realization of practical
micro/nanoscale photonic devices such as absorbers, solar cells, metalenses, and …

Multiplexed ultraviolet (UV) metaholograms, which are capable of displaying multiple
holographic images from a single-layer device, are promising for enhancing tamper …

Here we present a roadmap on Photonic metasurfaces. This document consists of a number
of perspective articles on different applications, challenge areas or technologies underlying …