Towards data-driven next-generation transmission electron microscopy

SR Spurgeon, C Ophus, L Jones, A Petford-Long… - Nature materials, 2021 - nature.com
Electron microscopy touches on nearly every aspect of modern life, underpinning materials
development for quantum computing, energy and medicine. We discuss the open, highly …

Probing and controlling magnetic states in 2D layered magnetic materials

KF Mak, J Shan, DC Ralph - Nature Reviews Physics, 2019 - nature.com
The discovery of atomic monolayer magnetic materials has triggered significant interest in
the magnetism/spintronics and 2D van der Waals materials communities. Here we review …

Operando studies reveal active Cu nanograins for CO2 electroreduction

Y Yang, S Louisia, S Yu, J Jin, I Roh, C Chen… - Nature, 2023 - nature.com
Carbon dioxide electroreduction facilitates the sustainable synthesis of fuels and chemicals.
Although Cu enables CO2-to-multicarbon product (C2+) conversion, the nature of the active …

Coexisting ferromagnetic–antiferromagnetic state in twisted bilayer CrI3

Y Xu, A Ray, YT Shao, S Jiang, K Lee, D Weber… - Nature …, 2022 - nature.com
Moiré engineering,–of van der Waals magnetic materials,,,,–can yield new magnetic ground
states via competing interactions in moiré superlattices,,–. Theory predicts a suite of …

Electron ptychography achieves atomic-resolution limits set by lattice vibrations

Z Chen, Y Jiang, YT Shao, ME Holtz, M Odstrčil… - Science, 2021 - science.org
Transmission electron microscopes use electrons with wavelengths of a few picometers,
potentially capable of imaging individual atoms in solids at a resolution ultimately set by the …

Four-dimensional scanning transmission electron microscopy (4D-STEM): From scanning nanodiffraction to ptychography and beyond

C Ophus - Microscopy and Microanalysis, 2019 - cambridge.org
Scanning transmission electron microscopy (STEM) is widely used for imaging, diffraction,
and spectroscopy of materials down to atomic resolution. Recent advances in detector …

Cryo-STEM mapping of solid–liquid interfaces and dendrites in lithium-metal batteries

MJ Zachman, Z Tu, S Choudhury, LA Archer… - Nature, 2018 - nature.com
Solid–liquid interfaces are important in a range of chemical, physical and biological
processes,,–, but are often not fully understood owing to the lack of high-resolution …

Nanotwinning-assisted dynamic recrystallization at high strains and strain rates

AA Tiamiyu, EL Pang, X Chen, JM LeBeau… - Nature materials, 2022 - nature.com
Grain refinement is a widely sought-after feature of many metal production processes and
frequently involves a process of recrystallization. Some processing methods use very high …

Electron ptychography of 2D materials to deep sub-ångström resolution

Y Jiang, Z Chen, Y Han, P Deb, H Gao, S Xie, P Purohit… - Nature, 2018 - nature.com
Aberration-corrected optics have made electron microscopy at atomic resolution a
widespread and often essential tool for characterizing nanoscale structures. Image …

Operando Methods in Electrocatalysis

Y Yang, Y Xiong, R Zeng, X Lu, M Krumov… - ACS …, 2021 - ACS Publications
Electrocatalysis has been the cornerstone for enhancing energy efficiency, minimizing
environmental impacts and carbon emissions, and enabling a more sustainable way of …