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Grain Boundary Sliding
During plastic deformation at elevated temperatures, grains move relative to each other which is referred to as grain boundary sliding (GBS). The...
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Computed entropy spectra for grain boundary segregation in polycrystals
Grain boundary solute segregation influences most bulk material properties, and understanding solute thermodynamics at grain boundaries is critical...
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Estimation of austenite grain boundary mobility in low-carbon steel by grain growth
The temporal evolution of grain size distribution (GSD) was observed by EBSD IPF maps of austenite reconstructed from the orientation maps of...
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Grain boundary configurational entropy: a challenge
While the bulk of the high-entropy alloys is widely studied and characterized by their configurational entropy, there is a lack of general...
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Grain Boundary Development in Post-hot-deformed Austenitic Stainless Steel
Thermo-mechanical treatment that involves cold deformation and subsequent annealing is given to the material to alter the grain boundary development....
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Grain-Boundary Diffusion of 57Сo in Niobium
Abstract —The grain-boundary diffusion of Co in Nb has been studied by a layer-by-layer radiometric analysis in the temperature range of 723–873 K....
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Grain boundary effects in high-temperature liquid-metal dealloying: a multi-phase field study
A multi-phase field model is employed to study the microstructural evolution of an alloy undergoing liquid dealloying, specifically considering the...
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Point-defect avalanches mediate grain boundary diffusion
Grain boundary diffusion in polycrystalline materials is a physical phenomenon of great fundamental interest and practical significance. Although...
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Effect of Calcium on the Rate of Grain Boundary Migration in Pure Magnesium During Annealing
This study investigates the influence of calcium (Ca) on grain boundary migration in pure magnesium (Mg) during annealing. Pure Mg and Mg-0.5Ca alloy...
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Effect of low-angle grain boundary and twin on precipitation mechanism in pre-rolled AZ91 magnesium alloy
Low-angle grain boundary and twin significantly affect precipitation behavior. Twins were introduced into AZ91 magnesium alloys by pre-rolling. And...
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Molecular dynamics studies of sluggish grain boundary diffusion in equiatomic FeNiCrCoCu high-entropy alloy
Molecular dynamics simulations are conducted to study the self-diffusion process along a < 100 > Σ5(210) symmetric tilt grain boundary in a model...
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A new method for predicting dislocation emission of grain boundary in bicrystal Mg
Due to its high volume percentage, the grain boundary seriously influences the strength and plasticity of nanocrystal materials. Whereas, predicting...
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Effect of inhibitor addition on the corrosion behavior of a grain boundary relaxed electrodeposited nanocrystalline Ni–P alloy
Corrosion behavior of grain boundary relaxed electrodeposited nanocrystalline Ni–P was studied in HCl media with and without the addition of...
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Grain-Boundary Diffusion of 57Со in Ultrafine-Grained Niobium after Severe Plastic Deformation
Abstract—The grain-boundary diffusion of Co in ultrafine-grained Nb subjected to severe plastic deformation by high pressure torsion was studied by...
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Coupling of radiation and grain boundary corrosion in SiC
Radiation and corrosion can be coupled to each other in non-trivial ways and such coupling is of critical importance for the performance of materials...
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Effect of Temperature and Grain Boundary on Void Evolution in Irradiated Copper: A Phase-Field Study
The continued existence of high-energy radiation in nuclear reactors at high temperatures results in the formation of radiation-induced voids, which...
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Effect of Junction Disclinations on the Crack Initiation during Induced Grain-Boundary Sliding
Abstract —The microcrack initiation at a grain junction during strain induced athermal grain-boundary sliding under the stresses of the virtual...
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Deformation of Aluminum Investigated by Digital Image Correlation: Evidence of Simultaneous Crystal Slip and Grain Boundary Sliding
We investigate the multiscale micromechanical behavior of nearly pure polycrystalline aluminum exhibiting randomly oriented coarse grains (ca. 300 μ m...
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Influence of Sintering Conditions on Anisotropy of Grain Boundary Networks and Microstructure Topology in Yttria-Stabilized Zirconia
The paper presents original data of 3D EBSD orientation maps collected for 13 Yttria-Stabilized Zirconia (YSG) samples, sintered at different...
