Hexagonal boron nitride (h‐BN) has emerged as a strong candidate for two‐dimensional
(2D) material owing to its exciting optoelectrical properties combined with mechanical …

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

Control over charge carrier density provides an efficient way to trigger phase transitions and
modulate the optoelectronic properties of materials. This approach can also be used to …

Polariton pulses—transient light-matter hybrid excitations—traveling through anisotropic
media can lead to unusual optical phenomena in space and time. However, studying these …

Manipulating the properties of the isofrequency contours (IFCs) of materials provides a
powerful means of controlling the interaction between light and matter. Hyperbolic …

The emergence of a topological transition of the polaritonic dispersion in twisted bilayers of
anisotropic van der Waals materials at a given twist angle—the photonic magic angle …

Phonon polaritons—light coupled to lattice vibrations—in polar van der Waals crystals are
promising candidates for controlling the flow of energy on the nanoscale due to their strong …

Abstract 2D monolayers supporting a wide variety of highly confined plasmons, phonon
polaritons, and exciton polaritons can be vertically stacked in van der Waals …

Negative reflection occurs when light is reflected toward the same side of the normal to the
boundary from which it is incident. This exotic optical phenomenon is not only yet to be …

Two-dimensional hexagonal boron nitride offers intriguing opportunities for advanced
studies of light–matter interaction at the nanoscale, specifically for realizations in quantum …