[HTML][HTML] High-pressure studies of atomically thin van der Waals materials

LG Pimenta Martins, R Comin, MJS Matos… - Applied Physics …, 2023 - pubs.aip.org
Two-dimensional (2D) materials and their moiré superlattices represent a new frontier for
quantum matter research due to the emergent properties associated with their reduced …

Unraveling the Correlation between Raman and Photoluminescence in Monolayer MoS2 through Machine‐Learning Models

AY Lu, LGP Martins, PC Shen, Z Chen… - Advanced …, 2022 - Wiley Online Library
Abstract 2D transition metal dichalcogenides (TMDCs) with intense and tunable
photoluminescence (PL) have opened up new opportunities for optoelectronic and photonic …

Pressure tuning of minibands in MoS2/WSe2 heterostructures revealed by moiré phonons

LG Pimenta Martins, DA Ruiz-Tijerina… - Nature …, 2023 - nature.com
Moiré superlattices of two-dimensional heterostructures arose as a new platform to
investigate emergent behaviour in quantum solids with unprecedented tunability. To glean …

Pressure-Induced Dynamic Tuning of Interlayer Coupling in Twisted WSe2/WSe2 Homobilayers

X **e, J Ding, B Wu, H Zheng, S Li, CT Wang, J He… - Nano Letters, 2023 - ACS Publications
Moiré superlattices induced by twisted van der Waals (vdW) heterostructures or
homostructures have recently gained significant attention due to their potential to generate …

Strain-induced activation of chiral-phonon emission in monolayer WS2

Y Pan, F Caruso - npj 2D Materials and Applications, 2024 - nature.com
We report a theoretical investigation of the ultrafast dynamics of electrons and phonons in
strained monolayer WS2 following photoexcitation. We show that strain substantially …

Intrinsic Mechanical Strain in Chemical Vapor Deposition-Grown MoS2/MoSe2 Monolayer Heterostructures: Implications for Nanoelectronic Devices

W dos Reis Ramos, FC Ofredi Maia… - ACS Applied Nano …, 2023 - ACS Publications
In this work, we have synthesized 2D MoS2/MoSe2 heterostructures by chemical vapor
deposition (CVD) in a one-pot, two-step configuration: the second crystal was directly grown …

Pd particles decorated 2D-MoSe2 nanomesh as a distinctive catalyst for semihydrogenation of alkynes

K Chai, Z Ni, L Chen, L Chen, Y Wen, Y Huang… - Chemical Engineering …, 2024 - Elsevier
The performance of catalysts determines the selectivity and yield of the products in most
semihydrogenation of alkynes. Herein, we design a two-dimensional (2D) MoSe 2 …

Selective SERS Sensing of R6G Molecules Using MoS2 Nanoflowers under Pressure

H Yu, Y Chen, Z Wen, R Wang, S Jia, W Zhu, Y Song… - Langmuir, 2024 - ACS Publications
Pressure-induced surface-enhanced Raman spectroscopy (PI-SERS) has garnered
significant attention as a subfield of SERS detection due to its capacity to regulate the band …

Strain-sensitive optical properties of monolayer tungsten diselenide

H Jeong, GH Cho, J Yoo, SM Lee, R Salas-Montiel… - Applied Surface …, 2024 - Elsevier
As representative layered quantum materials, monolayer (1L) transition metal
dichalcogenides (TMDs) have optical and electronic properties that can be controlled by …

Unveiling the complex phonon nature and phonon cascades in 1L to 5L WSe 2 using multiwavelength excitation Raman scattering

C Blaga, ÁL Álvarez, A Balgarkashi, M Banerjee… - Nanoscale …, 2024 - pubs.rsc.org
Tungsten diselenide (WSe2) is a 2D semiconducting material, promising for novel
optoelectronic and phononic applications. WSe2 has complex lattice dynamics and phonon …