Atomically thin transition metal dichalcogenides (TMDs) are 2D semiconductors with tightly
bound excitons and correspondingly strong light–matter interactions. Owing to the weak van …

Two-dimensional group-VI transition metal dichalcogenide semiconductors, such as MoS2,
WSe2, and others, exhibit strong light-matter coupling and possess direct band gaps in the …

Atomically thin materials such as graphene and monolayer transition metal dichalcogenides
(TMDs) exhibit remarkable physical properties resulting from their reduced dimensionality …

Van der Waals heterostructures are synthetic quantum materials composed of stacks of
atomically thin two-dimensional (2D) layers. Because the electrons in the atomically thin 2D …

Moiré superlattices enable the generation of new quantum phenomena in two-dimensional
heterostructures, in which the interactions between the atomically thin layers qualitatively …

Semiconductor technology is currently based on the manipulation of electronic charge;
however, electrons have additional degrees of freedom, such as spin and valley, that can be …

Entangled-photon sources with simultaneously near-unity heralding efficiency and
indistinguishability are the fundamental elements for scalable photonic quantum …

Designing efficient and cost-effective materials is pivotal to solving the key scientific and
technological challenges at the interface of energy, environment, and sustainability for …

Defects in conventional semiconductors substantially lower the photoluminescence (PL)
quantum yield (QY), a key metric of optoelectronic performance that directly dictates the …

Resolving momentum degrees of freedom of excitons, which are electron-hole pairs bound
by the Coulomb attraction in a photoexcited semiconductor, has remained an elusive goal …