Recent research on photodetectors has been mainly focused on nanostructured materials
that form the building blocks of device fabrication. The selection of a suitable material with …

Plasmonics has developed for decades in the field of condensed matter physics and optics.
Based on the classical Maxwell theory, collective excitations exhibit profound light‐matter …

Graphene plasmonic modulators can manipulate the mid‐infrared light in transmission
mode, which is currently challenging for traditional liquid crystal and digital micromirror …

Surface plasmon polaritons (SPPs) can achieve light transmission beyond the diffraction
limit due to their special dispersion relationship. As a novel two-dimensional material …

Graphene is emerging as a promising material for photonic applications owing to its unique
optoelectronic properties. Graphene supports tunable, long-lived and extremely confined …

Optical metasurfaces are judicously engineered electromagnetic interfaces that can control
and manipulate many of light's quintessential properties, such as amplitude, phase, and …

Theoretical and semiempirical studies of two-dimensional (2D) metal nanoparticle arrays
under periodic boundary conditions yield quantitative estimates of their electromagnetic …

We theoretically study a tunable reflective focusing lens, based on graphene metasurface,
which consists of rectangle aperture array. Dynamic control of either the focal intensity or …

Graphene has been demonstrated to be a promising photodetection material because of its
ultrabroadband optical absorption, compatibility with CMOS technology, and dynamic …

Digital metasurfaces have opened unprecedented ways to accomplish novel
electromagnetic devices thanks to their simple manipulation of electromagnetic waves …