All-dielectric metamaterials and metasurfaces have been demonstrated as ideal platforms to
manipulate electromagnetic waves and enhance light–matter interaction. Analogous to …

The growing maturity of nanofabrication has ushered massive sophisticated optical
structures available on a photonic chip. The integration of subwavelength-structured …

Conventional human-driven methods face limitations in designing complex functional
metasurfaces. Inverse design is poised to empower metasurface research by embracing fast …

Optical metasurfaces can offer high-quality multichannel displays by modulating different
degrees of freedom of light, demonstrating great potential in the next generation of optical …

Metamaterials are composed of periodic subwavelength metallic/dielectric structures that
resonantly couple to the electric and magnetic fields of the incident electromagnetic waves …

Metasurfaces, with extremely exotic capabilities to manipulate electromagnetic (EM) waves,
have derived a plethora of advanced metadevices with intriguing functionalities …

Plasmonic nanostructures hold promise for the realization of ultra-thin sub-wavelength
devices, reducing power operating thresholds and enabling nonlinear optical functionality in …

Tailoring optical nonlinear effects (eg, harmonic generation, sum-frequency mixing, etc.) in
the recently emerging all-dielectric platform is important for both fundamental science and …

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 …

Metasurfaces, composed of specifically designed subwavelength units in a two-dimensional
plane, offer a new paradigm to design ultracompact optical elements that show great …