Ultrathin Ga2 O3 Glass: A Large-Scale Passivation and Protection Material for Monolayer WS2.
Sign Up to like & getrecommendations! Published in 2020 at "Advanced materials"
DOI: 10.1002/adma.202005732
Abstract: Atomically thin transition metal dichalcogenide crystals (TMDCs) have extraordinary optical properties that make them attractive for future optoelectronic applications. Integration of TMDCs into practical all-dielectric heterostructures hinges on the ability to passivate and protect them… read more here.
Keywords: large scale; scale passivation; ultrathin ga2; monolayer ... See more keywords
Electrically Tunable and Dramatically Enhanced Valley-Polarized Emission of Monolayer WS2 at Room Temperature with Plasmonic Archimedes Spiral Nanostructures.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced materials"
DOI: 10.1002/adma.202104863
Abstract: Monolayer transition metal dichalcogenides (TMDs) have intrinsic valley degrees of freedom, making them appealing for exploiting valleytronic applications in information storage and processing. WS2 monolayer possesses two inequivalent valleys in the Brillouin zone, each valley… read more here.
Keywords: monolayer; valley polarized; monolayer ws2; valley ... See more keywords
Room‐Temperature Observation of Near‐Intrinsic Exciton Linewidth in Monolayer WS2
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202108721
Abstract: The homogeneous exciton linewidth, which captures the coherent quantum dynamics of an excitonic state, is a vital parameter in exploring light–matter interactions in 2D transition metal dichalcogenides (TMDs). An efficient control of the exciton linewidth… read more here.
Keywords: exciton; exciton linewidth; monolayer ws2; room temperature ... See more keywords
Strong Plasmon–Exciton Interactions on Nanoantenna Array–Monolayer WS2 Hybrid System
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Optical Materials"
DOI: 10.1002/adom.201901002
Abstract: Strong plasmon–exciton interactions in monolayer transition‐metal dichalcogenides (TMDs) is emerging as a promising material platform for light emissions, nonlinear optics, and quantum communications, and their realizations require highly localized electric fields parallel to the transition… read more here.
Keywords: plasmon exciton; exciton; strong plasmon; exciton interactions ... See more keywords
Temperature dependence of optical properties of monolayer WS2 by spectroscopic ellipsometry
Sign Up to like & getrecommendations! Published in 2020 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2020.145503
Abstract: Abstract The complex dielectric function ɛ = ɛ1 + iɛ2 of monolayer tungsten disulfide (WS2) is investigated for the energy range from 1.5 to 6.0 eV and temperatures from 41 to 300 K. Measurements were performed under ultra-high vacuum conditions to… read more here.
Keywords: temperature; optical properties; temperature dependence; monolayer ws2 ... See more keywords
Design of MXene contacts for high-performance WS2 transistors
Sign Up to like & getrecommendations! Published in 2020 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2020.146701
Abstract: Abstract Achieving low-resistance contact is crucial for enhancing the performances of nanoelectronic devices. To find high-performance WS2 transistors, we systematically investigated the interfacial properties of monolayer WS2 in contact with a series of MXenes (Ti2C,… read more here.
Keywords: ws2 transistors; ws2; performance ws2; monolayer ws2 ... See more keywords
Structural, electronic, magnetic, and optical properties of monolayer WS2 doped with Co-X6 (X = S, N, O, and F)
Sign Up to like & getrecommendations! Published in 2019 at "Thin Solid Films"
DOI: 10.1016/j.tsf.2019.02.025
Abstract: Abstract The effect of cluster Co-X6 (X = S, N, O, and F) doping on the structural, electronic, magnetic, and optical properties of monolayer WS2 were studied by using the first-principles methods, and the results were compared… read more here.
Keywords: doped monolayer; cluster; monolayer ws2; structural electronic ... See more keywords
Tip-Induced and Electrical Control of the Photoluminescence Yield of Monolayer WS2.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c02142
Abstract: The photoluminescence (PL) of monolayer tungsten disulfide (WS2) is locally and electrically controlled using the nonplasmonic tip and tunneling current of a scanning tunneling microscope (STM). The spatial and spectral distribution of the emitted light… read more here.
Keywords: induced electrical; photoluminescence; monolayer ws2; tip induced ... See more keywords
Strain-Dependent Band Splitting and Spin-Flip Dynamics in Monolayer WS2.
Sign Up to like & getrecommendations! Published in 2023 at "Nano letters"
DOI: 10.1021/acs.nanolett.3c00771
Abstract: Triggered by the expanding demands of semiconductor devices, strain engineering of two-dimensional transition metal dichalcogenides (TMDs) has garnered considerable research interest. Through steady-state measurements, strain has been proved in terms of its modulation of electronic… read more here.
Keywords: spin flip; dynamics monolayer; strain; spin ... See more keywords
Effects of Direct Solvent-Quantum Dot Interaction on the Optical Properties of Colloidal Monolayer WS2 Quantum Dots.
Sign Up to like & getrecommendations! Published in 2017 at "Nano letters"
DOI: 10.1021/acs.nanolett.7b03381
Abstract: Because of the absence of native dangling bonds on the surface of the layered transition metal dichalcogenides (TMDCs), the surface of colloidal quantum dots (QDs) of TMDCs is exposed directly to the solvent environment. Therefore,… read more here.
Keywords: quantum; monolayer; qds; interaction ... See more keywords
Interfacially Bound Exciton State in a Hybrid Structure of Monolayer WS2 and InGaN Quantum Dots.
Sign Up to like & getrecommendations! Published in 2018 at "Nano letters"
DOI: 10.1021/acs.nanolett.8b02143
Abstract: van der Waals heterostructures that are usually formed using atomically thin transition-metal dichalcogenides (TMDCs) with a direct band gap in the near-infrared to the visible range are promising candidates for low-dimension optoelectronic applications. The interlayer… read more here.
Keywords: interfacially bound; bound exciton; monolayer ws2; hybrid structure ... See more keywords