2.1k citations · 6.1k across the 14 of their papers we have counts for
14 papers
One-step exfoliation method for plasmonic activation of large-area 2D crystals
Qiang Fu, Jia-Qi Dai, Xin-Yu Huang +16
Advanced exfoliation techniques are crucial for exploring the intrinsic properties and applications of 2D materials. Though the recently discovered Au-enhanced exfoliation techniqu…
Ultralow Threshold Polariton Condensate in a Monolayer Semiconductor Microcavity at Room Temperature
Jiaxin Zhao, Rui Su, Antonio Fieramosca +7
Atomically thin transition metal dichalcogenides possess valley dependent functionalities that are usually available only at crogenic temperatures, constrained by various valley de…
Vapor-Liquid-Solid Growth of Monolayer MoS2 Nanoribbons
Shisheng Li, Yung-Chang Lin, Wen Zhao +19
Chemical vapor deposition (CVD) of two-dimensional (2D) materials such as monolayer MoS2 typically involves the conversion of vapor-phase precursors to a solid product in a process…
Enhancing charge-density-wave order in 1T-TiSe2 nanosheet by encapsulation with hexagonal Boron Nitride
Linjun Li, WeiJie Zhao, Bo Liu +3
Layered transition metal dichalcogenides (TMDs) provide an ideal platform for exploring the effects of dimensionality on correlated electronic phases such as charge density wave (C…
Engineering bandgaps of monolayer MoS2 and WS2 on fluoropolymer substrates by electrostatically tuned many-body effects
Bo Liu, Weijie Zhao, Zijing Ding +6
Intrinsic electrical and excitonic properties of monolayer transition metal dichalcogenides are studied on CYTOP fluoropolymer substrates with greatly suppressed unintentional dopi…
Exciton-plasmon Coupling and Electromagnetically Induced Transparency in Monolayer Semiconductors Hybridized with Ag Nanoparticles
Zhao Weijie, Wang Shunfeng, Liu Bo +9
Hybrid systems of excitons strongly coupled to localized surface plasmons supported by metallic nanoparticles define a new approach to control light-matter interactions. Here, we r…
Halide-Assisted Atmospheric Pressure Growth of Large WSe2 and WS2 Monolayer Crystals
Shisheng Li, Shunfeng Wang, Dai-Ming Tang +6
Chemical vapor deposition (CVD) of two-dimensional (2D) tungsten dichalcogenide crystals requires steady flow of tungsten source in the vapor phase. This often requires high temper…
Nonlinear Photoluminescence in Atomically Thin Layered WSe2 Arising from Diffusion-Assisted Exciton-Exciton Annihilation
Shinichiro Mouri, Yuhei Miyauchi, Minglin Toh +3
We studied multi-exciton dynamics in monolayer WSe2 using nonlinear photoluminescence (PL) spectroscopy and Monte Carlo simulations. We observed strong nonlinear saturation behavio…
Photocarrier relaxation in two-dimensional semiconductors
Daichi Kozawa, Rajeev Kumar, Alexandra Carvalho +8
Two-dimensional (2D) crystals of semiconducting transition metal dichalcogenides (TMD) absorb a large fraction of incident photons in the visible frequencies despite being atomical…
Transport properties of monolayer MoS grown by chemical vapour deposition
Hennrik Schmidt, Shunfeng Wang, Leiqiang Chu +8
Recent success in the growth of monolayer MoS via chemical vapor deposition (CVD) has opened up prospects for the implementation of these materials into thin film electronic an…
Origin of indirect optical transitions in few-layer MoS2, WS2 and WSe2
Weijie Zhao, R. M. Ribeiro, Minglin Toh +4
It has been well established that single layer MX2 (M=Mo,W and X=S,Se) are direct gap semiconductors with band edges coinciding at the K point in contrast to their indirect gap mul…
Lattice dynamics in mono- and few-layer sheets of WS2 and WSe2
Weijie Zhao, Zohreh Ghorannevis, Amara Kiran Kumar +6
Thickness is one of the fundamental parameters that define the electronic, optical, and thermal properties of two-dimensional (2D) crystals. Phonons in molybdenum disulfide (MoS2)…
An innovative way of etching MoS2: Characterization and mechanistic investigation
Yuan Huang, Jing Wu, Xiangfan Xu +9
We report a systematic study of the etching of MoS2 crystals by using XeF2 as a gaseous reactant. By controlling the etching process, monolayer MoS2 with uniform morphology can be…
Evolution of Electronic Structure in Atomically Thin Sheets of WS2 and WSe2
Weijie Zhao, Zohreh Ghorannevis, Leiqiang Chua +4
Geometrical confinement effect in exfoliated sheets of layered materials leads to significant evolution of energy dispersion with decreasing layer thickness. Molybdenum disulphide…