3 papers
physics.optics2023
Spectroscopic Evidence for Interfacial Charge Separation and Recombination in Graphene-MoS2 Vertical Heterostructures
Yuqing Zou, Zeyu Zhang, Chunwei Wang +11
Vertical van der Waals (vdW) heterostructures consisting of graphene (Gr) and transition metal dichalcogenides (TMDs) have created a fascinating platform for exploring optical and…
physics.optics2022
Observation of Ultrafast Interfacial Exciton Formation and Recombination in Graphene/MoS2 Heterostructure
Yuqing Zou, Qiu-Shi Ma, Zeyu Zhang +11
In this study,we combined time-resolved terahertz spectroscopy along with transient absorption spectroscopy to revisit the interlayer non-equilibrium carrier dynamics in largely la…
cond-mat.mes-hall2022
Ultrafast Dynamics of Defect-Assisted Auger process in PdSe2 films: Synergistic Interaction Between Defect Trapping and Auger Effect
Di Li, Wenjie Zhang, Peng Suo +9
Strong Coulomb interactions in two-dimensional systems, together with quantum confinement, make many-body processes particularly effective for carrier dynamics, which plays a cruci…