Dynamical control of nanoscale light-matter interactions in low-dimensional quantum materials

Y Koo, T Moon, M Kang, H Joo, C Lee, H Lee… - Light: Science & …, 2024 - nature.com
Tip-enhanced nano-spectroscopy and-imaging have significantly advanced our
understanding of low-dimensional quantum materials and their interactions with light …

Recent progress of exciton transport in two-dimensional semiconductors

H Lee, YB Kim, JW Ryu, S Kim, J Bae, Y Koo, D Jang… - Nano …, 2023 - Springer
Spatial manipulation of excitonic quasiparticles, such as neutral excitons, charged excitons,
and interlayer excitons, in two-dimensional semiconductors offers unique capabilities for a …

Electrically tunable layer-hybridized trions in doped WSe2 bilayers

R Perea-Causin, S Brem, F Buchner, Y Lu… - Nature …, 2024 - nature.com
Doped van der Waals heterostructures host layer-hybridized trions, ie charged excitons with
layer-delocalized constituents holding promise for highly controllable optoelectronics …

Nanoscale Manipulation of Exciton–Trion Interconversion in a MoSe2 Monolayer via Tip-Enhanced Cavity-Spectroscopy

M Kang, SJ Kim, H Joo, Y Koo, H Lee, HS Lee… - Nano Letters, 2023 - ACS Publications
Emerging light–matter interactions in metal–semiconductor hybrid platforms have attracted
considerable attention due to their potential applications in optoelectronic devices. Here, we …

Dynamical control of nanoscale electron density in atomically thin n-type semiconductors via nano-electric pulse generator

S Kim, H Lee, S Eom, G Ji, SH Choi, H Joo, J Bae… - Science …, 2024 - science.org
Controlling electron density in two-dimensional semiconductors is crucial for both
comprehensive understanding of fundamental material properties and their technological …

Quantum tunneling high-speed nano-excitonic modulator

H Lee, S Kim, S Eom, G Ji, SH Choi, H Joo… - Nature …, 2024 - nature.com
High-speed electrical control of nano-optoelectronic properties in two-dimensional
semiconductors is a building block for the development of excitonic devices, allowing the …

Transient Nanoscopy of Exciton Dynamics in 2D Transition Metal Dichalcogenides

J Li, R Yang, N Higashitarumizu, S Dai, J Wu… - Advanced …, 2024 - Wiley Online Library
The electronic and optical properties of 2D transition metal dichalcogenides are dominated
by strong excitonic resonances. Exciton dynamics plays a critical role in the functionality and …

Photoluminescence and Raman Enhancement by Edge Plasmons in MnPS3

A Barua, M Cothrine, S Knapp, S Mozaffari… - The Journal of …, 2024 - ACS Publications
Unconventional plasmonic materials beyond traditional noble metals extend applications of
nanotechnology to novel optical, electrical, and magnetic devices. For example, the low …

Manipulating the Exciton Dynamics in a MoS2/WS2 Heterobilayer with a Si/Au Nanocavity

S Liu, S Li, Y Mao, Z Lin, M Panmai… - Laser & Photonics …, 2024 - Wiley Online Library
Manipulating the exciton dynamics in a heterobilayer (HB) composed of two transition metal
dichalcogenides (TMDCs) is important in the development of photonic/plasmonic devices …

Multiple electromechanical coupling in wrinkled monolayer MoS2

J Liu, W Liao, Y He, J Dong, G Ouyang - New Journal of Physics, 2024 - iopscience.iop.org
The electromechanical coupling of two-dimensional (2D) transition metal dichalcogenides
(TMDs) is crucial for the design of highly efficient optoelectronic devices. However …