A comprehensive comparison study on the vibrational and optical properties of CVD-grown and mechanically exfoliated few-layered WS2

2017 ◽  
Vol 5 (43) ◽  
pp. 11239-11245 ◽  
Author(s):  
Jin Liu ◽  
Tsz Wing Lo ◽  
Jianhui Sun ◽  
Cho Tung Yip ◽  
Chi Hang Lam ◽  
...  
Keyword(s):  
Optical Properties ◽  
Transition Metal ◽  
Tungsten Disulfide ◽  
Transition Metal Dichalcogenide ◽  
Comparison Study ◽  
Electroluminescent Devices ◽  
Direct Bandgap ◽  
Comprehensive Comparison

Tungsten disulfide (WS2), a typical transition metal dichalcogenide (TMDC) material, transits from an indirect to direct bandgap when the thickness is thinned to a monolayer, thereby allowing for applications in transistors, photodetectors, and electroluminescent devices.

Synergistic vacancy defects and mechanical strain for the modulation of the mechanical, electronic and optical properties of monolayer tungsten disulfide

2021 ◽  
Vol 23 (10) ◽  
pp. 6298-6308
Author(s):  
Chan Gao ◽  
Xiaoyong Yang ◽  
Ming Jiang ◽  
Lixin Chen ◽  
Zhiwen Chen ◽  
...  
Keyword(s):  
Optical Properties ◽  
Transition Metal ◽  
Mechanical Strain ◽  
Transition Metal Dichalcogenides ◽  
Strain Engineering ◽  
Tungsten Disulfide ◽  
Defect Engineering ◽  
Vacancy Defects ◽  
Electronic And Optical Properties ◽  
Metal Dichalcogenides

The combination of defect engineering and strain engineering for the modulation of the mechanical, electronic and optical properties of monolayer transition metal dichalcogenides (TMDs).

scholarly journals Composition-induced type I and direct bandgap transition metal dichalcogenides alloy vertical heterojunctions

Nanoscale ◽  
2020 ◽  
Vol 12 (1) ◽  
pp. 201-209 ◽  
Author(s):  
Songsong Zhou ◽  
Jinliang Ning ◽  
Jianwei Sun ◽  
David J. Srolovitz
Keyword(s):  
Transition Metal ◽  
Transition Metal Dichalcogenides ◽  
Type I ◽  
Transition Metal Dichalcogenide ◽  
Direct Bandgap ◽  
Metal Dichalcogenides

Using alloying and/or twisting between layers to achieve the type I direct bandgaps vertical heterojunction in transition metal dichalcogenide family of MX2 (M = {Mo, W}, X = {S, Se}).

scholarly journals Effect of pressure on optical properties of the transition metal dichalcogenide MoSe2

2017 ◽  
Vol 950 ◽  
pp. 042012 ◽  
Author(s):  
S Caramazza ◽  
F Capitani ◽  
C Marini ◽  
A Mancini ◽  
L Malavasi ◽  
...  
Keyword(s):  
Optical Properties ◽  
Transition Metal ◽  
Transition Metal Dichalcogenide ◽  
Effect Of Pressure

scholarly journals The role of Anderson’s rule in determining electronic, optical and transport properties of transition metal dichalcogenide heterostructures

2018 ◽  
Vol 20 (48) ◽  
pp. 30351-30364 ◽  
Author(s):  
Ke Xu ◽  
Yuanfeng Xu ◽  
Hao Zhang ◽  
Bo Peng ◽  
Hezhu Shao ◽  
...  
Keyword(s):  
Optical Properties ◽  
Transition Metal ◽  
Transport Properties ◽  
First Principles ◽  
Van Der Waals ◽  
Transition Metal Dichalcogenide ◽  
First Principles Calculations

We have investigated the structure and electronic, mechanical, transport and optical properties of van der Waals transition metal dichalcogenide heterostructures using first-principles calculations.

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