Discoveries in quantum materials, which are characterized by the strongly quantum-
mechanical nature of electrons and atoms, have revealed exotic properties that arise from …

Plasmonic materials are promising for applications in enhanced sensing, energy, and
advanced optical communications. These applications, however, often require chemical and …

The lattice symmetry of a crystal is one of the most important factors in determining its
physical properties. Particularly, low-symmetry crystals offer powerful opportunities to control …

The field of two-dimensional (2D) materials-based nanophotonics has been growing at a
rapid pace, triggered by the ability to design nanophotonic systems with in situ control …

Phonon polaritons enable light confinement at deep subwavelength scales, with potential
technological applications, such as subdiffraction imaging, sensing and engineering of …

Light confinement in nanostructures produces an enhanced light–matter interaction that
enables a vast range of applications including single-photon sources, nanolasers and …

Phonon polaritons in van der Waals materials reveal significant confinement accompanied
with long propagation length: important virtues for tasks pertaining to the control of light and …

Twisted two-dimensional van der Waals (vdW) heterostructures have unlocked a new
means for manipulating the properties of quantum materials. The resulting mesoscopic …

Anisotropy has been a key property employed in the design of optical components for
hundreds of years. However, in recent years there has been growing interest in polaritons …

Phonon splitting of the longitudinal and transverse optical modes (LO-TO splitting), a
ubiquitous phenomenon in three-dimensional polar materials, will break down in two …