Correlation between Boundary Misorientation and a Geometric Parameter for Cross‐Boundary Twins in Mg Alloys
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201600614
Abstract: Cross-boundary twins (referred to as twin pairs) are frequently observed at grain boundaries with small grain boundary angle (θ) in deformed Mg alloys. This study calculates the distribution of the high peak geometric compatibility factor… read more here.
Keywords: correlation boundary; cross boundary; parameter; misorientation ... See more keywords
Influence of GaAs substrate misorientation on the characteristics in undulating compositional step-graded AlGaInAs buffers
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-019-00871-7
Abstract: Undulating compositional step-graded AlGaInAs buffers are applied to transit the lattice mismatch of 3.8% between InP cap layer and GaAs substrates with misorientation of 2°, 7° and 15° toward (111)A by metal organic chemical vapor… read more here.
Keywords: undulating compositional; substrate misorientation; compositional step; step graded ... See more keywords
Predicting intragranular misorientation distributions in polycrystalline metals using the viscoplastic self-consistent formulation
Sign Up to like & getrecommendations! Published in 2017 at "Acta Materialia"
DOI: 10.1016/j.actamat.2017.08.056
Abstract: Abstract In a recent paper, we reported the methodology to calculate intragranular fluctuations in the instantaneous lattice rotation rates in polycrystalline materials within the mean-field viscoplastic self-consistent (VPSC) model. This paper is concerned with the… read more here.
Keywords: field; self consistent; intragranular misorientation; misorientation distributions ... See more keywords
Large-scale phase-field study of anisotropic grain growth: Effects of misorientation-dependent grain boundary energy and mobility
Sign Up to like & getrecommendations! Published in 2021 at "Computational Materials Science"
DOI: 10.1016/j.commatsci.2020.109992
Abstract: Abstract Three-dimensional grain growth behaviors under anisotropic (misorientation-dependent) grain boundary energy and mobility are investigated via phase-field simulations. Based on a multi-phase-field model and parallel graphics-processing unit computing on a supercomputer, very large-scale simulations with… read more here.
Keywords: anisotropic grain; phase field; grain growth; grain ... See more keywords
Semi-quantitative creep-fatigue damage analysis based on diffraction-based misorientation mapping and the correlation to macroscopic damage evolutions
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2021.106227
Abstract: Abstract A large number of strain-controlled creep-fatigue tests under wide loading waveforms are conducted at 650 ℃ in nickel-based forged GH4169 superalloy. Comprehensive characterizations, including scanning electron microscope (SEM), electron backscatter diffraction (EBSD) and transmission… read more here.
Keywords: fatigue; damage; creep fatigue; misorientation ... See more keywords
Effect of pre-annealing deformation on the recrystallized texture and grain boundary misorientation in commercial pure titanium
Sign Up to like & getrecommendations! Published in 2018 at "Materials Characterization"
DOI: 10.1016/j.matchar.2017.11.059
Abstract: Abstract The effects of rolling reduction followed by annealing (at 650 °C) on commercial pure titanium sheet are investigated. The microstructure, texture and misorientation angle distributions after rolling and annealing are observed by electron back scatter… read more here.
Keywords: commercial pure; pure titanium; deformation; texture ... See more keywords
Misorientation angle distribution of deformation-induced boundaries provided by their EBSD-based separation from original grain boundaries: Case study of copper deformed by compression
Sign Up to like & getrecommendations! Published in 2019 at "Materials Characterization"
DOI: 10.1016/j.matchar.2018.11.003
Abstract: Abstract Grain lattice fragmentation in heavily deformed metals is controlled by the formation of deformation-induced boundaries (DIBs) with misorientations evolving from low to high angles with increasing strain. A method is suggested allowing the separation… read more here.
Keywords: induced boundaries; deformation induced; misorientation; distribution ... See more keywords
Effect of misorientation angle and chromium concentration on grain boundary sensitisation in an austenitic stainless steel
Sign Up to like & getrecommendations! Published in 2020 at "Materials Characterization"
DOI: 10.1016/j.matchar.2020.110343
Abstract: Abstract Grain boundaries (GB) in an austenitic stainless steel were analysed using electron microscopy techniques and the results show that there exists a threshold misorientation angle below which GBs are likely to be immune to… read more here.
Keywords: chromium concentration; misorientation angle; austenitic stainless; stainless steel ... See more keywords
Microstrain and boundary misorientation evolution for recrystallized super DSS after deformation
Sign Up to like & getrecommendations! Published in 2020 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2020.122815
Abstract: Abstract After deformation, super duplex stainless steel (DSS) was annealed at 1100 °C for a two-phase solid–solution region to avoid σ formation. Preferred orientations in δ and γ phases changed to (111)δ, (100)δ, and (101)γ from… read more here.
Keywords: misorientation; super dss; deformation; microstrain ... See more keywords
Grain boundary and misorientation angle-dependent thermal transport in single-layer MoS2.
Sign Up to like & getrecommendations! Published in 2022 at "Nanoscale"
DOI: 10.1039/d1nr05113j
Abstract: Grain boundaries (GBs) are inevitable defects in large-area MoS2 samples but they play a key role in their properties, however, the influence of grain misorientation on thermal transport has largely remained unknown. Here, the critical… read more here.
Keywords: misorientation; misorientation angle; single layer; mos2 ... See more keywords
Misorientation dependence of the grain boundary migration rate: role of elastic anisotropy
Sign Up to like & getrecommendations! Published in 2020 at "Philosophical Magazine"
DOI: 10.1080/14786435.2020.1779368
Abstract: ABSTRACT In this work, numerical computations of image forces and stored energy during the growth of a strain free grain within a recovered matrix containing an array of identical dislocations are performed. A decrease of… read more here.
Keywords: elastic anisotropy; grain boundary; boundary migration; energy ... See more keywords