Metamaterials, as artificially structured materials composed of subwavelength arrays of
resonant unit cells, can exhibit exotic properties beyond those accessible to natural …

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

Signal conversion plays an important role in many applications such as communication,
sensing, and imaging. Realizing signal conversion between optical and microwave …

Metasurfaces are engineered surfaces that consist of subwavelength periodic elements and
can be used to manipulate electromagnetic waves. Multifunctional or reconfigurable …

Metasurfaces with actively tunable features are highly demanded for advanced applications
in electronic and electromagnetic systems. However, realizing independent dual-tunability …

Metamaterials have great capabilities and flexibilities in controlling electromagnetic (EM)
waves because their subwavelength meta-atoms can be designed and tailored in desired …

Digital coding metasurfaces have attracted considerable interest, owing to their ability to
manipulate electromagnetic waves and implement various functionalities with …

Metasurfaces, ultrathin metamaterials constructed by planar meta-atoms with tailored
electromagnetic (EM) responses, have attracted tremendous attention due to their exotic …

Reconfigurable intelligent surfaces (RISs) offer an entirely new route to alter the propagation
properties of electromagnetic waves and thus control their reflection, refraction, and …

Low‐loss nanostructured dielectric metasurfaces have emerged as a breakthrough platform
for ultrathin optics and cutting‐edge photonic applications, including beam shaping …