Works (29)
Updated: October 23rd, 2023 08:15
2023 article
Correlative spectroscopic investigations of the mechanisms of inhomogeneity in CVD-grown monolayer WS<sub>2</sub>
Su, L., Yu, Y., Cao, L., & Zhang, Y. (2023, September 21). SCIENCE CHINA-MATERIALS.
author keywords: tungsten disulfide; Raman spectroscopy; photoluminescence; chemical vapor deposition
open access via link.springer.com (publisher PDF)
Source: Web Of Science
Added: October 16, 2023
2023 article
Distinct Contact Scaling Effects in MoS2 Transistors Revealed with Asymmetrical Contact Measurements
Cheng, Z., Backman, J., Zhang, H., Abuzaid, H., Li, G., Yu, Y., … Franklin, A. D. (2023, April 5). ADVANCED MATERIALS.
author keywords: contact scaling; current crowding; negative differential resistance; transfer length; two-dimensional field-effect transistors
Source: Web Of Science
Added: May 1, 2023
2021 journal article
Excitons in strained and suspended monolayer WSe2
2D MATERIALS, 9(1).
author keywords: WSe2; exciton binding energy; dielectric screening; suspended monolayer; bilayer
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: Web Of Science
Added: November 1, 2021
2020 journal article
Giant enhancement of exciton diffusivity in two-dimensional semiconductors
SCIENCE ADVANCES, 6(51).
Source: Web Of Science
Added: January 11, 2021
2020 journal article
In-Plane and Interfacial Thermal Conduction of Two-Dimensional Transition-Metal Dichalcogenides
Physical Review Applied, 13(3).
Sources: Web Of Science, ORCID, Crossref, NC State University Libraries
Added: April 20, 2020
2019 journal article
Convergent ion beam alteration of 2D materials and metal-2D interfaces
2D MATERIALS, 6(3).
author keywords: MoS2; ion beam; metal 2D interface; contact engineering
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: Web Of Science
Added: June 24, 2019
2019 journal article
Immunity to Contact Scaling in MoS2 Transistors Using in Situ Edge Contacts
NANO LETTERS, 19(8), 5077–5085.
author keywords: 2D materials; in situ edge contacts; contact scaling; splitting 2D crystals; metal-2D interfaces
TL;DR:
It is shown that clean edge contacts to 2D MoS2 can provide immunity to the contact-scaling problem, with performance that is independent of contact length down to the 20 nm regime.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being
(OpenAlex)
Source: Web Of Science
Added: September 3, 2019
2019 journal article
Room-Temperature Electron-Hole Liquid in Monolayer MoS2
ACS NANO, 13(9), 10351–10358.
author keywords: electron-hole plasma; exciton; phase transition; molybdenum disulfide; transitional metal dichalcogenides; TMDC
TL;DR:
This work demonstrates the potential for the liquid-like state of charge excitations to be a useful platform for the studies of macroscopic quantum phenomena and the development of optoelectronic devices.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: October 14, 2019
2019 journal article
Surface-enhanced Raman scattering of monolayer transition metal dichalcogenides on Ag nanorod arrays
OPTICS LETTERS, 44(22), 5493–5496.
TL;DR:
This work studied surface-enhanced Raman scattering (SERS) of MS2 monolayers that were transferred onto Ag nanorod arrays and reveals a promising SERS substrate for achieving uniform and strong enhancement for two-dimensional materials in the applications of optical detecting and sensing.
(via Semantic Scholar)
Source: Web Of Science
Added: December 2, 2019
2017 journal article
Activating MoS2 for pH-Universal Hydrogen Evolution Catalysis
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 139(45), 16194–16200.
TL;DR:
A universal strategy that may be used to significantly improve the HER catalysis of MoS2 in all kinds of environments from acidic to alkaline, proton intercalation is demonstrated.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation
(OpenAlex)
7. Affordable and Clean Energy
(Web of Science)
Source: Web Of Science
Added: August 6, 2018
2017 journal article
Enhancing Multifunctionalities of Transition-Metal Dichalcogenide Monolayers via Cation Intercalation
ACS Nano, 11(9), 9390–9396.
author keywords: hydrogen ion; lithium ion; intercalation; molybdenum sulfide; tungsten sulfide; molybdenum selenide; tungsten selenide
TL;DR:
It is demonstrated that multiple functionalities of transition-metal dichalcogenide (TMDC) monolayers may be substantially improved by the intercalation of small cations between the monolayer and underlying substrates, including photoluminescence efficiency and catalytic activity.
(via Semantic Scholar)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018
2017 journal article
Giant Gating Tunability of Optical Refractive Index in Transition Metal Dichalcogenide Monolayers
NANO LETTERS, 17(6), 3613–3618.
author keywords: 2D materials; transition metal dichalcogenide; photonics; electrical gating refractive index; exciton; WS2
TL;DR:
It is reported that the refractive index of transition metal dichacolgenide monolayers, such as MoS2, WS2, and WSe2, can be substantially tuned by >60% in the imaginary part and >20% around exciton resonances using complementary metal-oxide-semiconductor (CMOS) compatible electrical gating.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: Web Of Science
Added: August 6, 2018
2017 journal article
In Situ Monitoring of the Thermal-Annealing Effect in a Monolayer of MoS2
PHYSICAL REVIEW APPLIED, 7(3).
Source: Web Of Science
Added: August 6, 2018
2016 journal article
All The Catalytic Active Sites of MoS2 for Hydrogen Evolution
Journal of the American Chemical Society, 138(51), 16632–16638.
TL;DR:
It is demonstrated that, in addition to the well-known catalytically active edge sites, sulfur vacancies provide another major active site for the HER, while the catalytic activity of grain boundaries is much weaker.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018
2016 journal article
Engineering Substrate Interactions for High Luminescence Efficiency of Transition-Metal Dichalcogenide Monolayers
ADVANCED FUNCTIONAL MATERIALS, 26(26), 4733–4739.
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation
(OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018
2016 journal article
Fundamental limits of exciton-exciton annihilation for light emission in transition metal dichalcogenide monolayers
Physical Review B, 93(20).
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018
2016 journal article
Ripples near edge terminals in MoS2 few layers and pyramid nanostructures
APPLIED PHYSICS LETTERS, 108(8).
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: Web Of Science
Added: August 6, 2018
2015 journal article
Effects of substrate type and material-substrate bonding on high-temperature behavior of monolayer WS2
NANO RESEARCH, 8(8), 2686–2697.
author keywords: tungsten disulfide; high temperature; Raman; temperature coefficient; photoluminescence; activation energy
Source: Web Of Science
Added: August 6, 2018
2015 journal article
Exciton-dominated Dielectric Function of Atomically Thin MoS2 Films
SCIENTIFIC REPORTS, 5.
TL;DR:
The knowledge of the dielectric function may enable capabilities to engineer the light-matter interactions of atomically thin MoS2 films for the development of novel photonic devices, such as metamaterials, waveguides, light absorbers, and light emitters.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018
2014 journal article
Dependence of coupling of quasi 2-D MoS2 with substrates on substrate types, probed by temperature dependent Raman scattering
NANOSCALE, 6(9), 4920–4927.
TL;DR:
This study suggests that the 2-D film-substrate coupling depends sensitively on the preparation method, and in particular on the film morphology for the transferred film.
(via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018
2014 journal article
Engineering the Composition and Crystallinity of Molybdenum Sulfide for High-Performance Electrocatalytic Hydrogen Evolution
ACS CATALYSIS, 5(1), 448–455.
author keywords: molybdenum disulfide; molybdenum trisulfide; disulfur complex; nanocrystalline; oxidation
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science)
Source: Web Of Science
Added: August 6, 2018
2014 journal article
Equally Efficient Interlayer Exciton Relaxation and Improved Absorption in Epitaxial and Nonepitaxial MoS2/WS2 Heterostructures
Nano Letters, 15(1), 486–491.
author keywords: Molybdenum disulfide; tungsten disulfide; van der Waals epitaxy; interlayer charge transfer; two-dimensional heterojunction
TL;DR:
This result indicates that 2D heterostructures bear significant implications for the development of photonic devices, in particular those requesting efficient exciton separation and strong light absorption, such as solar cells, photodetectors, modulators, and photocatalysts, and suggests that the simple stacking of dissimilar 2D materials with random orientations is a viable strategy to fabricate complex functional 2Dheterostructure.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Sources: Web Of Science, Crossref
Added: August 6, 2018
2014 journal article
Exciton valley relaxation in a single layer ofWS2measured by ultrafast spectroscopy
Physical Review B, 90(4).
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018
2014 journal article
Layer-Dependent Electrocatalysis of MoS2 for Hydrogen Evolution
NANO LETTERS, 14(2), 553–558.
author keywords: MoS2; monolayers; few layers; layer dependence; electrocatalyst; hydrogen evolution
TL;DR:
The results suggest that increasing the hopping efficiency of electrons in the vertical direction is a key for the development of high-efficiency two-dimensional material catalysts.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(Web of Science)
Source: Web Of Science
Added: August 6, 2018
2014 journal article
Surface-Energy-Assisted Perfect Transfer of Centimeter-Scale Mono layer and Few-Layer MoS2 Films onto Arbitrary Substrates
ACS NANO, 8(11), 11522–11528.
author keywords: molybdenum disulfide; 2D materials; tungsten disulfide; surface energy; large scale
TL;DR:
A surface-energy-assisted process that can perfectly transfer centimeter-scale monolayer and few-layer MoS2 films from original growth substrates onto arbitrary substrates with no observable wrinkles, cracks, and polymer residues is demonstrated.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: Web Of Science
Added: August 6, 2018
2014 journal article
Ultrafast Electronic and Structural Response of Monolayer MoS2 under Intense Photoexcitation Conditions
ACS NANO, 8(10), 10734–10742.
author keywords: molybdenum disulfide; MoS2; second harmonic generation; ultrafast dynamics; monotayer femtosecond
TL;DR:
This work reports on the dynamical response of single layer transition metal dichalcogenide MoS2 to intense above-bandgap photoexcitation using the nonlinear-optical second order susceptibility as a direct probe of the electronic and structural dynamics.
(via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018
2013 journal article
Controlled Scalable Synthesis of Uniform, High-Quality Monolayer and Few-layer MoS2 Films
SCIENTIFIC REPORTS, 3.
MeSH headings : Aluminum Oxide / metabolism; Disulfides / chemical synthesis; Disulfides / metabolism; Equipment Design; Graphite / metabolism; Molybdenum / metabolism; Semiconductors; Silicon Dioxide / metabolism; Surface Properties
TL;DR:
This work presents a self-limiting approach that can grow high quality monolayer and few-layer MoS2 films over an area of centimeters with unprecedented uniformity and controllability and paves the way for the development of practical devices with 2DMoS2 and opens up new avenues for fundamental research.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure
(OpenAlex)
Source: Web Of Science
Added: August 6, 2018
2013 journal article
Many-Body Effects in Valleytronics: Direct Measurement of Valley Lifetimes in Single-Layer MoS2
Nano Letters, 14(1), 202–206.
author keywords: MoS2; valley relaxation; transient absorption; many-body interactions; transition metal dichalcogenides; two-dimensional materials
TL;DR:
Direct measurements of valley relaxation dynamics in single layer MoS2 are reported by using ultrafast transient absorption spectroscopy, showing that strong Coulomb interactions significantly impact valley population dynamics and biexcitons form with more than an order of magnitude larger binding energy compared to conventional semiconductors.
(via Semantic Scholar)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018
2012 journal article
Role of Boundary Layer Diffusion in Vapor Deposition Growth of Chalcogenide Nanosheets: The Case of GeS
ACS NANO, 6(10), 8868–8877.
author keywords: nanosheets; boundary layer; diffusion-limited; vapor deposition; layered compound
MeSH headings : Chalcogens / chemical synthesis; Crystallization / methods; Diffusion; Gases / chemistry; Germanium / chemistry; Macromolecular Substances / chemistry; Materials Testing; Molecular Conformation; Nanostructures / chemistry; Nanostructures / ultrastructure; Particle Size; Sulfur / chemistry; Surface Properties
TL;DR:
A synthesis of single-crystalline two-dimensional GeS nanosheets using vapor deposition processes is reported and it is shown that the growth behavior of the nanosheet is substantially different from those of other nanomaterials and thin films grown by vapor depositions.
(via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018
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