2D homojunctions for electronics and optoelectronics

F Wang, K Pei, Y Li, H Li, T Zhai - Advanced Materials, 2021 - Wiley Online Library
In the post‐Moore era, 2D materials with rich physical properties have attracted widespread
attention from the scientific and industrial communities. Among 2D materials, the 2D …

Charge state-dependent symmetry breaking of atomic defects in transition metal dichalcogenides

F Xiang, L Huberich, PA Vargas, R Torsi… - Nature …, 2024 - nature.com
The functionality of atomic quantum emitters is intrinsically linked to their host lattice
coordination. Structural distortions that spontaneously break the lattice symmetry strongly …

Multi-scale modeling of gas-phase reactions in metal-organic chemical vapor deposition growth of WSe2

Y Xuan, A Jain, S Zafar, R Lotfi, N Nayir, Y Wang… - Journal of Crystal …, 2019 - Elsevier
We present a multi-scale computational approach to model the gas-phase chemical kinetics
for Metal-Organic Chemical Vapor Deposition (MOCVD) of WSe 2 using W (CO) 6 and H 2 …

[HTML][HTML] Mechanism of charge redistribution at the metal–semiconductor and semiconductor–semiconductor interfaces of metal–bilayer MoS2 junctions

Q Wang, Y Shao, X Shi - The Journal of Chemical Physics, 2020 - pubs.aip.org
Layer-number-dependent performance of metal–semiconductor junctions (MSJs) with
multilayered two-dimensional (2D) semiconductors has attracted increasing attention for …

Enhanced Broadband Photoresponsivity of the CZTS/WSe2 Heterojunction by Gate Voltage

S Ghods, S Vardast, A Esfandiar… - ACS Applied …, 2022 - ACS Publications
High-performance photodetectors play critical roles in numerous photon-based applications
in imaging, communication, and energy harvesting. Nowadays, heterostructures have …

Band alignment in multilayered semiconductor homojunctions supported on metals

Q Wang, K Dou, X Shi - Journal of Materials Chemistry C, 2020 - pubs.rsc.org
To solve the intractable problem of momentum-mismatch in heterojunctions, we propose a
universal approach to obtain type II band alignment in two-dimensional (2D) semiconductor …

Magnetism manipulation of Con-adsorbed monolayer WS2 through charge injection

W Tang, C Ke, K Chen, Z Wu, Y Wu… - Journal of Physics …, 2020 - iopscience.iop.org
The design and manipulation of magnetism in low-dimensional systems are desirable for the
development of spin electronic devices. Here, we design two kinds of Co-adsorbed …

[HTML][HTML] Acquisition and analysis of scanning tunneling spectroscopy data—WSe2 monolayer

RM Feenstra, GR Frazier, Y Pan, S Fölsch… - Journal of Vacuum …, 2021 - pubs.aip.org
Acquisition and analysis are described for scanning tunneling spectroscopy data acquired
from a monolayer of WSe 2 grown on epitaxial graphene on SiC. Curve fitting of the data is …

Identically Sized Quantum Dots on Monolayer Featuring Ohmic Contact

W Tang, M Fu, J Chen, B Sun, C Ke, Y Wu, X Li… - Physical Review …, 2020 - APS
Identically sized Co quantum dots (QDs) are constructed on monolayer tungsten disulfide
(WS 2), forming coupled heterostructures. Topographical images investigated by means of …

Self-powered, flexible near-infrared photodetector with high responsivity and strain robustness via stacking-engineered interfacial polarization of a BAs homobilayer

H Zhao, J Yun, L Yao, L Zhang, Y Li, J Yan, P Kang… - Physical Review …, 2024 - APS
Two-dimensional photodetectors have become the preferred choice for future
photodetectors with their advantages of being lightweight, portable, and high performance …