Trion Binding Energy Variation on Photoluminescence Excitation Energy and Power during Direct to Indirect Bandgap Crossover in Monolayer and Few-Layer MoS2

S Golovynskyi, OI Datsenko, D Dong… - The Journal of …, 2021 - ACS Publications
The behavior of the trion and exciton photoluminescence (PL) under various laser excitation
conditions, that is, energy and power, is studied in monolayer and few-layer (FL) chemical …

Exciton and Trion at the Perimeter and Grain Boundary of CVD-Grown Monolayer MoS2: Strain Effects Influencing Application in Nano-Optoelectronics

S Golovynskyi, OI Datsenko… - ACS Applied Nano …, 2024 - ACS Publications
Nanolayers of MoS2 can be grown to be used as active elements in nano-optoelectronic
devices such as two-dimensional (2D) light emitters and optical detectors. The growth of 2D …

Quantitatively deciphering electronic properties of defects at atomically thin transition-metal dichalcogenides

SS Wu, TX Huang, X Xu, YF Bao, XD Pei, X Yao… - ACS …, 2022 - ACS Publications
Defects can locally tailor the electronic properties of 2D materials, including the band gap
and electron density, and possess the merit for optical and electronic applications. However …

Capturing of non-hydrogenic Rydberg series of exciton binding energy in two-dimensional mono-layer WS2 using a modified Coulomb potential in fractional space

S Ahmad, M Zubair, U Younis - Physica Scripta, 2022 - iopscience.iop.org
Abstract 2D materials exhibit unique electronic states due to quantum confinement. Among
the Group-VI chalcogenides, direct mono-layer WS 2 is the most prominent where screening …

Hexagram bi-layer MoS2 flake: The impact of polycrystallinity and strains on the exciton and trion photoluminescence

S Golovynskyi, D Dong, Y Lin, OI Datsenko, B Li - Surfaces and Interfaces, 2021 - Elsevier
Atomically-thin MoS 2 is a favorable material for flexible device and nano-optoelectronics
application due to unique optical and photoelectrical properties related to the exciton and …

Ground state solutions of fractional equations with Coulomb potential and critical exponent

Z Feng, Y Su - Studies in Applied Mathematics, 2024 - Wiley Online Library
Ground state solutions of fractional equations with Coulomb potential and critical exponent Page
1 Received: 23 January 2024 Revised: 27 April 2024 Accepted: 23 May 2024 DOI …

Tuning photoluminescence behaviors in strained monolayer belt-like MoS2 crystals confined on TiO2(001) surface

Y Wang, J Zhou, Y Liu, W Zhang, Z Zhao, X Li, Q Chen… - AAPPS Bulletin, 2022 - Springer
We report on a monolayer (ML) MoS2 belt-like single crystal directly fabricated on the Rutile-
TiO2 (001) surface via chemical vapor deposition (CVD). We find that the …

A difference method with semi-analytical approach for achieving accuracy in optical gaps of 2D materials using exciton model in fractional space

S Ahmad, M Zubair, O Jalil… - Japanese Journal of …, 2021 - iopscience.iop.org
A semi-analytical approach for the difference method using numerically calculated G 0 W 0
band gaps and analytically calculated exciton binding energies based on the fractional …

Theoretical investigation on harvesting thermal energy beyond the visible spectrum in Ta-doped monolayer MoS2

F Rehman, S Khanam, S Ahmad… - Energy Harvesting …, 2024 - spiedigitallibrary.org
To harvest both light and heat for sensor applications, we present a theoretical investigation
using first-principles calculations on monolayer MoS 2 to exploit its electronic and optical …

[引用][C] Tuning photoluminescence behaviors in strained monolayer belt-like MoS

Y Wang, J Zhou, Y Liu, W Zhang, Z Zhao, X Li, Q Chen… - 2022