Review on superior strength and enhanced ductility of metallic nanomaterials

IA Ovid'Ko, RZ Valiev, YT Zhu - Progress in materials science, 2018 - Elsevier
Nanostructured metallic materials having nanocrystalline and ultrafine-grained structures
show exceptional mechanical properties, eg superior strength, that are very attractive for …

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 …

A review of grain boundary and heterointerface characterization in polycrystalline oxides by (scanning) transmission electron microscopy

H Vahidi, K Syed, H Guo, X Wang, JL Wardini… - Crystals, 2021 - mdpi.com
Interfaces such as grain boundaries (GBs) and heterointerfaces (HIs) are known to play a
crucial role in structure-property relationships of polycrystalline materials. While several …

In Situ Liquid Electrochemical TEM Investigation of LiMn1.5Ni0.5O4 Thin Film Cathode for Micro‐Battery Applications

A Bhatia, S Cretu, M Hallot, N Folastre, M Berthe… - Small …, 2022 - Wiley Online Library
Micro‐batteries are attractive miniaturized energy devices for new Internet of Things
applications, but the lack of understanding of their degradation process during cycling …

Effect of rolling on the microstructure and mechanical properties of 6061-T6 DS-FSW plate

C Du, Q Pan, S Chen, S Tian - Materials Science and Engineering: A, 2020 - Elsevier
In this investigation, the 6061-T6 double-side friction stir welding (DS-FSW) plates with a
thickness of 6 mm were rolled to different thickness. The microstructural evolution during …

Lamellar aspect-ratio and thickness-dependent strength-ductility synergy in pure nickel during in-situ micro-tensile loading

ZM Wang, YF Jia, KS Li, Y Zhang, JD Cai… - Journal of Materials …, 2023 - Elsevier
In order to overcome the trade-off between strength and ductility in traditional metallic
materials, the gradient lamellar structure was fabricated through an ultrasound-aided deep …

Electron tomography: An imaging method for materials deformation dynamics

S Hata, T Honda, H Saito, M Mitsuhara… - Current Opinion in Solid …, 2020 - Elsevier
The combination of in-situ and three-dimensional (3D) in transmission electron microscopy
(TEM) is one of the emerging topics of recent advanced electron microscopy research …

Increasing spatial fidelity and SNR of 4D-STEM using multi-frame data fusion

CM O'Leary, B Haas, CT Koch… - Microscopy and …, 2022 - academic.oup.com
Abstract 4D-STEM, in which the 2D diffraction plane is captured for each 2D scan position in
the scanning transmission electron microscope (STEM) using a pixelated detector, is …

Thermo-mechanical strengthening mechanisms in a stable nanocrystalline binary alloy–A combined experimental and modeling study

C Kale, S Turnage, P Garg, I Adlakha, S Srinivasan… - Materials & Design, 2019 - Elsevier
An immiscible nanocrystalline (NC) copper-tantalum (Cu-Ta) alloy is shown to exhibit a
stable microstructure under thermo-mechanical loading conditions with exceptional …

Understanding and quantifying electron beam effects during in situ TEM nanomechanical tensile testing on metal thin films

S Stangebye, Y Zhang, S Gupta, T Zhu, O Pierron… - Acta Materialia, 2022 - Elsevier
Transmission electron microscopy (TEM) imaging relies on high energy electrons for atomic
scale resolution, however, the electrons themselves interact with and may alter the material …