Microstructural origin of locally enhanced CO2 electroreduction activity on gold

RG Mariano, M Kang, OJ Wahab, IJ McPherson… - Nature Materials, 2021 - nature.com
Understanding how the bulk structure of a material affects catalysis on its surface is critical to
the development of actionable catalyst design principles. Bulk defects have been shown to …

[HTML][HTML] Recent progress in analysis of strain-induced phenomena in irradiated metallic materials and advanced alloys using SEM-EBSD in-situ tensile testing

MN Gussev, DA McClintock, TS Byun… - Current Opinion in Solid …, 2024 - Elsevier
In-situ mechanical testing in a scanning electron microscope (SEM) equipped with an
electron backscatter diffraction (EBSD) system has quickly gained popularity, particularly …

Conditions near a crack tip: Advanced experiments for dislocation analysis and local strain measurement

C Gammer, D An - MRS bulletin, 2022 - Springer
The local stress state and microstructure near the crack-tip singularity control the fracture
process. In ductile materials multiple toughening mechanisms are at play that dynamically …

[HTML][HTML] In situ characterisation of the strain fields of intragranular slip bands in ferrite by high-resolution electron backscatter diffraction

TEJ Edwards, X Maeder, J Ast, L Berger, J Michler - Science Advances, 2022 - science.org
The deformation of all materials can be separated into elastic and plastic parts. Measuring
the purely plastic component is complex but crucial to fully characterize, understand, and …

Mechanism of the α-Zr to hexagonal-ZrO transformation and its impact on the corrosion performance of nuclear Zr alloys

J Liu, H Yu, P Karamched, J Hu, G He, D Goran… - Acta Materialia, 2019 - Elsevier
Displacive transformations have been widely reported in metals, alloys and ceramics, but
rarely reported to be important in the aqueous corrosion of alloys. We report here our …

Uncovering the hierarchical clusters in the heat-affected zone of an electron beam welded α/β titanium alloy joint

C Xu, XH Shao, HJ Yang, M Lv, HQ Liu… - Journal of Materials …, 2024 - Elsevier
Using high-resolution transmission Kikuchi diffraction (TKD) and transmission electron
microscopy (TEM), we examined the hierarchical clusters that form in situ in the heat …

High-temperature mechanical performance of Ru doped cermets

L Luo, H Lu, X Liu, H Wang, H Lei, Z Yu, C Liu… - International Journal of …, 2023 - Elsevier
The mechanical properties degradation of cermets under high temperatures greatly limits
their applications. In this paper, the compressive yield strength of WC-Co based cermets at …

Nanoscale imaging of the full strain tensor of specific dislocations extracted from a bulk sample

F Hofmann, NW Phillips, S Das, P Karamched… - Physical Review …, 2020 - APS
Lattice defects play a key role in determining the properties of crystalline materials. Probing
the three-dimensional (3D) lattice strains that govern their interactions remains a challenge …

On the depth resolution of transmission Kikuchi diffraction (TKD) analysis

J Liu, S Lozano-Perez, AJ Wilkinson, CRM Grovenor - Ultramicroscopy, 2019 - Elsevier
In this paper, we have analyzed the depth resolution that can be achieved by on-axis
transmission Kikuchi diffraction (TKD) using a Zr–Nb alloy. The results indicate that the …