Optical metamaterials have presented an innovative method of manipulating light.
Hyperbolic metamaterials have an extremely high anisotropy with a hyperbolic dispersion …

Polaritons, originating from the interactions between photons and material excitations, have
attracted attention because of their strong field compression and deeply subdiffractional …

Black phosphorus has emerged as a unique optoelectronic material, exhibiting tunable and
high device performance from mid-infrared to visible wavelengths. Understanding the …

Exciton polaritons are quasiparticles of photons coupled strongly to bound electron-hole
pairs, manifesting as an anti-crossing light dispersion near an exciton resonance. Highly …

Anisotropic planar polaritons-hybrid electromagnetic modes mediated by phonons,
plasmons, or excitons-in biaxial two-dimensional (2D) van der Waals crystals have attracted …

Abstract Two-dimensional (2D) semiconductors can potentially be used to create scaled
electronic devices. However, for a number of promising 2D materials—such as black …

Advanced control over the excitation of ultraconfined polaritons—hybrid light and matter
waves—empowers unique opportunities for many nanophotonic functionalities, eg, on-chip …

Transition metal dichalcogenides (TMDs) attract significant attention due to their exceptional
optical, excitonic, mechanical, and electronic properties. Nanostructured multilayer TMDs …

Anisotropic materials with oppositely signed dielectric tensors support hyperbolic polaritons,
displaying enhanced electromagnetic localization and directional energy flow. However, the …

Natural hyperbolic materials (HMs) in two dimensions (2D) have an extraordinarily high
anisotropy and a hyperbolic dispersion relation. Some of them can even sustain hyperbolic …