Controlling electromagnetic waves and information simultaneously by information
metasurfaces is of central importance in modern society. Intelligent metasurfaces are smart …

The rapid development of information technology has led to urgent requirements for high
efficiency and ultralow power consumption. In the past few decades, neuromorphic …

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

Conventional microwave imagers usually require either time-consuming data acquisition, or
complicated reconstruction algorithms for data post-processing, making them largely …

Metasurfaces have enabled a plethora of emerging functions within an ultrathin dimension,
paving way towards flat and highly integrated photonic devices. Despite the rapid progress …

Tunable metasurfaces enable dynamical control of the key constitutive properties of light at a
subwavelength scale. To date, electrically tunable metasurfaces at near-infrared …

Active metasurfaces, whose optical properties can be modulated post-fabrication, have
emerged as an intensively explored field in recent years. The efforts to date, however, still …

Metamaterials are composed of periodic subwavelength metal/dielectric structures that
resonantly couple to the electric and/or magnetic components of the incident …

Active plasmonics is a burgeoning and challenging subfield of plasmonics. It exploits the
active control of surface plasmon resonance. In this review, a first-ever in-depth description …

Scattering of electromagnetic waves by subwavelength objects is accompanied by the
excitation of electric and magnetic Mie resonances that may modify substantially the …