Sequential order dependent dark-exciton modulation in bi-layered TMD heterostructure
We report the emergence of dark-excitons in transition-metal-dichalcogenide (TMD)
heterostructures that strongly rely on the stacking sequence, ie, momentum-dark KQ exciton …
heterostructures that strongly rely on the stacking sequence, ie, momentum-dark KQ exciton …
External field regulation strategies for exciton dynamics in 2D TMDs
W Chen, C Zheng, J Pei, H Zhan - Optical Materials Express, 2023 - opg.optica.org
Two-dimensional (2D) transition metal chalcogenides (TMDs) are regarded as promising
materials for micro-optoelectronic devices and next-generation logic devices due to their …
materials for micro-optoelectronic devices and next-generation logic devices due to their …
Phonon scattering and exciton localization: molding exciton flux in two dimensional disorder energy landscape
Two dimensional excitonic devices are of great potential to overcome the dilemma of
response time and integration in current generation of electron or/and photon based …
response time and integration in current generation of electron or/and photon based …
Optimizing the electronic structure of BiOBr via constructing oxygen-rich vacancies for highly efficient NIR light-driven antibacterial activity
J Sun, S Mo, Z Zhang, J Wen, D Guo, Y Li… - Chemical Engineering …, 2022 - Elsevier
Abstract Two-dimensional (2D) layered nanomaterials showed great promise in the
photocatalysis due to their unique physical properties. Defect engineering enables …
photocatalysis due to their unique physical properties. Defect engineering enables …
Direct measurement of key exciton properties: Energy, dynamics, and spatial distribution of the wave function
Excitons, Coulomb‐bound electron–hole pairs, are the fundamental excitations governing
the optoelectronic properties of semiconductors. Although optical signatures of excitons …
the optoelectronic properties of semiconductors. Although optical signatures of excitons …
Elucidating the Mechanistic Origins of Photocatalytic Hydrogen Evolution Mediated by MoS2/CdS Quantum-Dot Heterostructures
Solar fuel generation mediated by semiconductor heterostructures represents a promising
strategy for sustainable energy conversion and storage. The design of semiconductor …
strategy for sustainable energy conversion and storage. The design of semiconductor …
Ultrafast Charge Transfer and Recombination Dynamics in Monolayer–Multilayer WSe2 Junctions Revealed by Time-Resolved Photoemission Electron Microscopy
C Xu, N Barden, EM Alexeev, X Wang, R Long… - ACS …, 2024 - ACS Publications
The ultrafast carrier dynamics of junctions between two chemically identical, but
electronically distinct, transition metal dichalcogenides (TMDs) remains largely unknown …
electronically distinct, transition metal dichalcogenides (TMDs) remains largely unknown …
Exciton diffusion in monolayer semiconductors with suppressed disorder
Tightly bound excitons in monolayer semiconductors represent a versatile platform to study
two-dimensional propagation of neutral quasiparticles. Their intrinsic properties, however …
two-dimensional propagation of neutral quasiparticles. Their intrinsic properties, however …
Ultrafast dynamics in monolayer transition metal dichalcogenides: interplay of dark excitons, phonons, and intervalley exchange
Understanding the ultrafast coupling and relaxation mechanisms between valleys in
transition metal dichalcogenide semiconductors is of crucial interest for future valleytronic …
transition metal dichalcogenide semiconductors is of crucial interest for future valleytronic …
Theory of exciton dynamics in time-resolved ARPES: Intra-and intervalley scattering in two-dimensional semiconductors
Time-and angle-resolved photoemission spectroscopy (trARPES) is a powerful
spectroscopic method to measure the ultrafast electron dynamics directly in momentum …
spectroscopic method to measure the ultrafast electron dynamics directly in momentum …