[HTML][HTML] Adaptive domain misorientation approach for the EBSD measurement of deformation induced dislocation sub-structures

P Lehto - Ultramicroscopy, 2021 - Elsevier
In the current work a novel domain misorientation approach is introduced, which can resolve
sub-grains and dislocation cells using conventional EBSD. The measurement principle …

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

A Koko, E Elmukashfi, TH Becker, PS Karamched… - Acta Materialia, 2022 - Elsevier
High angular resolution electron backscatter diffraction has been used to quantify the local
elastic field at the tip of mechanically loaded intragranular slip bands observed in situ in the …

Dislocation pileups in small grains

R Schouwenaars, LAI Kestens - International Journal of Plasticity, 2023 - Elsevier
While the grain size effect (GSE) is universally observed in polycrystalline metals and alloys,
extended dislocation pileups (DPUs) at grain boundaries (GBs) are rarely observed …

Investigation of fine-scale dislocation distributions at complex geometrical structures by using HR-EBSD and a comparison with conventional EBSD

R Roy, A Shaik, M Topping, F Long… - Materials …, 2024 - Elsevier
Dislocation distribution is one of the elementary factors that directly influence deformation
processes in structural components. Electron backscatter diffraction (EBSD) analysis is one …

EBSD pattern simulations for an interaction volume containing lattice defects

C Zhu, M De Graef - Ultramicroscopy, 2020 - Elsevier
A quantitative understanding of the effect of the spatial distribution and density of lattice
defects on the electron backscatter diffraction patterns requires careful consideration of the …

Characterizing defect structures in AM steel using direct electron detection EBSD

J Kacher, T Ruggles, J Key, M Nowell, S Wright - Scripta Materialia, 2022 - Elsevier
The mechanical properties of additive and traditionally manufactured alloys are largely
dependent on the characteristics and distribution of dislocation cell networks that develop …

Correlating dislocation structures to basal and prismatic slip bands near grain boundaries in tensile-tested Mg–4Al using a multiscale electron microscopy approach

YSJ Yoo, MT Andani, A Misra - Materials Science and Engineering: A, 2022 - Elsevier
Dislocation structures where basal and prismatic slip bands meet grain boundaries in tensile-
tested Mg with 4 wt% Al (Mg–4Al) were studied using a multiscale electron microscopy …

Identification of star defects in gallium nitride with HREBSD and ECCI

TJ Ruggles, JI Deitz, AA Allerman… - Microscopy and …, 2021 - cambridge.org
This paper characterizes novel “star” defects in GaN films grown with metal–organic vapor
phase deposition (MOVPE) on GaN substrates with electron channeling contrast imaging …

About the automatic measurement of the dislocation density obtained by R-ECCI

J Gallet, M Perez, S Dubail, T Chaise, T Douillard… - Materials …, 2022 - Elsevier
A proof of concept of a new method for automatic characterization of the dislocation density
from scanning electron microscopy images is presented. A series of backscattered electron …

Diffraction-Based Multiscale Residual Strain Measurements

N Pai, S Manda, B Sudhalkar, B Syphus… - Microscopy and …, 2024 - academic.oup.com
Modern analytical tools, from microfocus X-ray diffraction (XRD) to electron microscopy-
based microtexture measurements, offer exciting possibilities of diffraction-based multiscale …