Nanostructured surfaces with designed optical functionalities, such as metasurfaces, allow
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …

The full manipulation of intrinsic properties of electromagnetic waves has become the
central target in various modern optical technologies. Optical metasurfaces have been …

Graphene and the following derivative 2D materials have been demonstrated to exhibit rich
distinct optoelectronic properties, such as broadband optical response, strong and tunable …

Moiré superlattices in twisted van der Waals materials have recently emerged as a
promising platform for engineering electronic and optical properties. A major obstacle to fully …

Abstract Two-dimensional (2D) transition metal dichalcogenide (TMDC) materials, such as
MoS 2, WS 2, MoSe 2, and WSe 2, have received extensive attention in the past decade due …

Optical bound states in the continuum (BICs) provide a way to engineer very narrow
resonances in photonic crystals. The extended interaction time in these systems is …

The quest for realizing novel fundamental physical effects and practical applications in
ambient conditions has led to tremendous interest in microcavity exciton polaritons working …

Recently, the emerging conceptual valley-related devices have attracted much attention due
to the progress on generating, controlling, and detecting the valley degree of freedom in the …

Semiconductors in all dimensionalities ranging from 0D quantum dots and molecules to 3D
bulk crystals support bound electron–hole pair quasiparticles termed excitons. Over the past …

The exciton–polaritonic states are generated by the strong interaction between photons and
excitons in confined nanocavities. To achieve strong coupling between excitons in TMDCs …