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Exciton fine structure in twisted transition metal dichalcogenide heterostructures
Moiré superlattices of transition metal dichalcogenide (TMD) heterostructures give rise to rich excitonic phenomena associated with the interlayer...
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Modulating the intralayer and interlayer valley excitons in WS2 through interaction with AlGaN
The fine-tuning of exciton transition and valley polarization process in two-dimensional materials have drawn tremendous research interest due to...
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Tailoring exciton dynamics in TMDC heterobilayers in the ultranarrow gap-plasmon regime
Control of excitons in transition metal dichalcogenides (TMDCs) and their heterostructures is fundamentally interesting for tailoring light-matter...
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Probing angle-resolved reflection signatures of intralayer and interlayer excitons in monolayer and bilayer MoS2
Strongly bound excitons in atomically thin transition metal dichalcogenides offer many opportunities to reveal the underlying physics of basic...
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Unveiling strain-enhanced moiré exciton localization in twisted van der Waals homostructures
Moiré superlattices, arising from the controlled twisting of van der Waals homostructures at specific angles, have emerged as a promising platform...
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Recent progress of exciton transport in two-dimensional semiconductors
Spatial manipulation of excitonic quasiparticles, such as neutral excitons, charged excitons, and interlayer excitons, in two-dimensional...
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Emerging exciton physics in transition metal dichalcogenide heterobilayers
Atomically thin transition metal dichalcogenides (TMDs) are 2D semiconductors with tightly bound excitons and correspondingly strong light–matter...
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Exciton density waves in Coulomb-coupled dual moiré lattices
Strongly correlated bosons in a lattice are a platform that can realize rich bosonic states of matter and quantum phase transitions
1 . While strongly...
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Intercell moiré exciton complexes in electron lattices
Excitons, Coulomb-bound electron–hole pairs, play a crucial role in both optical excitation and correlated phenomena in solids. When excitons...
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Controlling exciton-exciton annihilation in WSe2 bilayers via interlayer twist
The twist angle between two van der Waals coupled monolayers has emerged as a new and powerful degree of freedom for engineering physical properties...
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Tunable valley band and exciton splitting by interlayer orbital hybridization
Magnetic proximity effect has been demonstrated to be an effective routine to introduce valley splitting in two-dimensional van der Waals...
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Interlayer exciton dynamics of transition metal dichalcogenide heterostructures under electric fields
Stacking single layers of atoms on top of each other provides a fundamental way to achieve novel material systems and engineer their physical...
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Every-other-layer dipolar excitons in a spin-valley locked superlattice
Monolayer semiconducting transition metal dichalcogenides possess broken inversion symmetry and strong spin-orbit coupling, leading to a unique...
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Exciton-polarons in the presence of strongly correlated electronic states in a MoSe2/WSe2 moiré superlattice
Two-dimensional moiré materials provide a highly tunable platform to investigate strongly correlated electronic states. Such emergent many-body...
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Giant Stark splitting of an exciton in bilayer MoS2
Transition metal dichalcogenides (TMDs) constitute a versatile platform for atomically thin optoelectronics devices and spin–valley memory...
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Self-organized quantum dots in marginally twisted MoSe2/WSe2 and MoS2/WS2 bilayers
Moiré superlattices in twistronic heterostructures are a powerful tool for materials engineering. In marginally twisted (small misalignment angle, θ )...
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Defects inducing anomalous exciton kinetics in monolayer WS2
Two-dimensional (2D) transition metal dichalcogenide (TMD) has emerged as an effective optoelectronics material due to its novel optical properties....
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Bilayer WSe2 as a natural platform for interlayer exciton condensates in the strong coupling limit
Exciton condensates (ECs) are macroscopic coherent states arising from condensation of electron–hole pairs
1 . Bilayer heterostructures, consisting of...
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Observation of double indirect interlayer exciton in MoSe2/WSe2 heterostructure
Interlayer excitons (IX S ) are electron-hole pairs bound in the spatial separation layer by the Coulomb effect, and their lifetime is several orders...
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Dynamic control of moiré potential in twisted WS2—WSe2 heterostructures
Moiré superlattices are formed by a lattice mismatch or twist angle in two-dimensional materials, which can generate periodical moiré potentials...
