The integration of functional nanomaterials and heterostructures with photonic architectures
has laid the foundation for important photonic and optoelectronic applications. The advent of …

Two-dimensional (2D) materials including graphene, transition metal dichalcogenides, black
phosphorus, MXenes, and semimetals have attracted extensive and widespread interest …

Polaritons are hybrid excitations of matter and photons. In recent years, polaritons in van der
Waals nanomaterials—known as van der Waals polaritons—have shown great promise to …

Twisted two-dimensional bilayer materials exhibit many exotic electronic phenomena.
Manipulating the 'twist angle'between the two layers enables fine control of the electronic …

For more than seven decades, hexagonal boron nitride (hBN) has been employed as an
inert, thermally stable engineering ceramic; since 2010, it has also been used as the optimal …

Polaritons are a hybrid class of quasiparticles originating from the strong and resonant
coupling between light and matter excitations. Recent years have witnessed a surge of …

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

The discovery of ultraconfined polaritons with extreme anisotropy in a number of van der
Waals (vdW) materials has unlocked new prospects for nanophotonic and optoelectronic …

Polaritons—hybrid light–matter excitations—enable nanoscale control of light. Particularly
large polariton field confinement and long lifetimes can be found in graphene and materials …

Interactions between light and matter play an instrumental role in spectroscopy, sensing,
quantum information processing and lasers. In most of these applications, light is considered …