Ductile shear damage micromechanisms studied by correlative multiscale nanotomography and SEM/EBSD for a recrystallized aluminum alloy 2198 T8
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Materials Science"
DOI: 10.1007/s10853-024-09933-6
Abstract: The damage mechanisms of ductile fracture under shear loading of an aluminum alloy 2198T8R were studied using flat thin-sheet samples. One sample was loaded until 85% of the failure displacement and then unloaded, and another… read more here.
Keywords: damage; sample; ebsd; flat cracks ... See more keywords
Minimizing and quantifying mis-indexing in electron backscatter diffraction (EBSD) determinations of antigorite crystal directions
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Structural Geology"
DOI: 10.1016/j.jsg.2016.12.006
Abstract: Antigorite is common in hydrated mantle domains and commonly shows strong alignment either due to deformation or growth in a preferred orientation. The alignment of antigorite imparts a strong anisotropy to the host rock affecting… read more here.
Keywords: mis indexing; ebsd; minimizing quantifying; quantifying mis ... See more keywords
Beam current effect as a potential challenge in SEM-EBSD in situ tensile testing
Sign Up to like & getrecommendations! Published in 2018 at "Materials Characterization"
DOI: 10.1016/j.matchar.2018.09.037
Abstract: Abstract In situ mechanical tensile tests coupled with electron backscatter diffraction (EBSD) analysis were conducted using specimens of two 304L steels with ~8 and 10.4% Ni content, respectively. Twinning was observed in steel with 10.4%… read more here.
Keywords: ebsd; effect potential; current effect; steel content ... See more keywords
Statistical analysis of EBSD data to predict potential abnormal grain growth in 3.0 wt% Si grain-oriented electrical steel
Sign Up to like & getrecommendations! Published in 2020 at "Materials Characterization"
DOI: 10.1016/j.matchar.2020.110450
Abstract: Abstract The role of grain topology as a predictor on abnormal grain growth (AGG) of primary recrystallized silicon steel sheet has been investigated by EBSD technique. Goss oriented grains in the primary recrystallized silicon steel… read more here.
Keywords: ebsd; steel; grain growth; grain ... See more keywords
A consistent full-field integrated DIC framework for HR-EBSD.
Sign Up to like & getrecommendations! Published in 2018 at "Ultramicroscopy"
DOI: 10.1016/j.ultramic.2018.05.001
Abstract: A general, transparent, finite-strain Integrated Digital Image Correlation (IDIC) framework for high angular resolution EBSD (HR-EBSD) is proposed, and implemented through a rigorous derivation of the optimization scheme starting from the fundamental brightness conservation equation… read more here.
Keywords: ebsd; framework; full field; consistent full ... See more keywords
Novel remapping approach for HR-EBSD based on demons registration.
Sign Up to like & getrecommendations! Published in 2019 at "Ultramicroscopy"
DOI: 10.1016/j.ultramic.2019.112851
Abstract: In this study, the possibility of utilizing a computer vision algorithm, i.e., demons registration, to accurately remap electron backscatter diffraction patterns for high resolution electron backscatter diffraction (HR-EBSD) applications is presented. First, the angular resolution… read more here.
Keywords: ebsd; approach ebsd; novel remapping; demons registration ... See more keywords
Opportunities for Electron Backscattered Diffraction Enabled by Direct Electron Detection
Sign Up to like & getrecommendations! Published in 2020 at "Microscopy and Microanalysis"
DOI: 10.1017/s1431927620017171
Abstract: Electron backscattered diffraction (EBSD) in the scanning electron microscope (SEM) has evolved to be an indispensable technique in materials research for phase identification, crystal orientation determination, orientation gradients, and lattice strain mapping. While tremendous gains… read more here.
Keywords: opportunities electron; backscattered diffraction; ebsd; diffraction ... See more keywords
Polarity Determination in EBSD Patterns Using the Hough Transformation
Sign Up to like & getrecommendations! Published in 2021 at "Microscopy and Microanalysis"
DOI: 10.1017/s1431927621012605
Abstract: Abstract Currently, the automated electron backscatter diffraction (EBSD) technique only allows the differentiation of the Laue groups based on an electron backscatter pattern (EBSP). This article shows that information concerning the lattice plane polarity is… read more here.
Keywords: determination ebsd; hough transformation; ebsd; polarity ... See more keywords
A Pattern Processing Method to Map Nanoscale Phases by EBSD
Sign Up to like & getrecommendations! Published in 2022 at "Microscopy and Microanalysis"
DOI: 10.1017/s1431927622000526
Abstract: Abstract The crystallographic analysis of nanoscale phases with dimensions well below the spatial probing volume of electron backscatter diffraction (EBSD) traditionally rely on electron microscopy in transmission (either in SEM or TEM), because EBSD patterns… read more here.
Keywords: microscopy; ebsd; processing method; nanoscale phases ... See more keywords
Machine learning enhanced analysis of EBSD data for texture representation
Sign Up to like & getrecommendations! Published in 2024 at "npj Computational Materials"
DOI: 10.1038/s41524-024-01324-4
Abstract: Generating reduced-order, synthetic grain structure datasets that accurately represent the measured grain structure of a material is important for reducing the cost and increasing the accuracy of computational crystal plasticity efforts. This study introduces a… read more here.
Keywords: texture; tacs approach; representation; machine learning ... See more keywords
ECCI, EBSD and EPSC characterization of rhombohedral twinning in polycrystalline α‐alumina deformed in a D‐DIA apparatus
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Applied Crystallography"
DOI: 10.1107/s1600576717013991
Abstract: Rhombohedral twinning in alumina (aluminium oxide, α-Al2O3) is an important mechanism for plastic deformation under high-temperature–pressure conditions. Rhombohedral twins in a polycrystalline alumina sample deformed in a D-DIA apparatus at 965 K and 4.48 GPa have been… read more here.
Keywords: ebsd; polycrystalline alumina; deformed dia; rhombohedral twinning ... See more keywords