Structure modulation of two-dimensional transition metal chalcogenides: recent advances in methodology, mechanism and applications

Y Xiao, C Xiong, MM Chen, S Wang, L Fu… - Chemical Society …, 2023 - pubs.rsc.org
Together with the development of two-dimensional (2D) materials, transition metal
dichalcogenides (TMDs) have become one of the most popular series of model materials for …

Probing charge density in materials with atomic resolution in real space

C Addiego, W Gao, H Huyan, X Pan - Nature Reviews Physics, 2023 - nature.com
The charge distribution in materials at the nanoscale can often explain the origin of
macroscopic properties such as localized conductivity or the plasmonic response and …

[HTML][HTML] Imaging the electron charge density in monolayer MoS2 at the Ångstrom scale

J Martis, S Susarla, A Rayabharam, C Su… - Nature …, 2023 - nature.com
Four-dimensional scanning transmission electron microscopy (4D-STEM) has recently
gained widespread attention for its ability to image atomic electric fields with sub-Ångstrom …

Revealing the origin of single‐atom W activity in H2O2 electrocatalytic production: Charge symmetry‐breaking

C Jing, J Ding, P Jia, M Jin, L Zhou, X Liu, J Luo… - Carbon …, 2024 - Wiley Online Library
The low‐energy electrochemical production of hydrogen peroxide (H2O2) has garnered
significant attention as a viable alternative to traditional industrial routes, with the goal of …

[HTML][HTML] ab initio description of bonding for transmission electron microscopy

J Madsen, TJ Pennycook, T Susi - Ultramicroscopy, 2021 - Elsevier
The simulation of transmission electron microscopy (TEM) images or diffraction patterns is
often required to interpret their contrast and extract specimen features. This is especially true …

Physics and theory of defects in 2D materials: the role of reduced dimensionality

HP Komsa, AV Krasheninnikov - Defects in Two-Dimensional Materials, 2022 - Elsevier
Similar to their bulk counterparts, most crystalline two-dimensional materials (2DMs) have
defects and impurities. Even when the formation energy of defects in a 2D system is high, so …

Highly spatially resolved mapping of the piezoelectric potentials in InGaN quantum well structures by off-axis electron holography

V Boureau, D Cooper - Journal of Applied Physics, 2020 - pubs.aip.org
The internal fields in 2.2 nm thick InGaN quantum wells in a GaN LED structure have been
investigated by using aberration-corrected off-axis electron holography with a spatial …

Recent Progresses in Transmission Electron Microscopy Studies of Two-Dimensional Ferroelectrics

CS Tsang, X Zheng, TH Ly, J Zhao - Micron, 2024 - Elsevier
The rich potential of two-dimensional materials endows them with superior properties
suitable for a wide range of applications, thereby attracting substantial interest across …

Magnetic structure and interaction of nickel nanowires studied by electron holography and micromagnetic simulation

Z Chen, L Zhen, J Zhang, P Lu, Q Xu, L Liu… - Materials Science and …, 2023 - Elsevier
In this study, high resolution transmission electron microscopy (HR-TEM) was used to
analyze the crystal structure of nickel nanowires with a diameter of 40 nm. The …

A revew of in situ transmission electron microscopy study on the switching mechanism and packaging reliability in non-volatile memory

X Yang, C Luo, X Tian, F Liang, Y Xia… - Journal of …, 2021 - iopscience.iop.org
Non-volatile memory (NVM) devices with non-volatility and low power consumption
properties are important in the data storage field. The switching mechanism and packaging …