Significance of grain boundaries and stacking faults on hydrogen storage properties of Mg2Ni intermetallics processed by high-pressure torsion

T Hongo, K Edalati, M Arita, J Matsuda, E Akiba… - Acta Materialia, 2015 - Elsevier
Mg 2 Ni intermetallics are processed using three different routes to produce three different
microstructural features: annealing at high temperature for coarse grain formation, severe …

Structure and mechanical behavior of ultrafine-grained aluminum-iron alloy stabilized by nanoscaled intermetallic particles

A Duchaussoy, X Sauvage, K Edalati, Z Horita… - Acta Materialia, 2019 - Elsevier
Ultrafine-grained aluminum alloys offer interesting multifunctional properties with a
combination of high strength, low electrical resistivity, and low density. However, due to …

The microstructural, textural, and mechanical effects of high-pressure torsion processing on Mg alloys: A review

Z Yan, J Zhu, Z Zhang, Q Wang, Y Xue - Frontiers in Materials, 2022 - frontiersin.org
Magnesium (Mg) alloys attract considerable attention in the fields of aerospace, defense
technology, and automobile production, owing to the advantages of their low density, their …

Activation of titanium-vanadium alloy for hydrogen storage by introduction of nanograins and edge dislocations using high-pressure torsion

K Edalati, H Shao, H Emami, H Iwaoka, E Akiba… - international journal of …, 2016 - Elsevier
Ti–V alloys thermodynamically absorb hydrogen at room temperature, but hydrogenation
does not occur practically without a sophisticated activation process. In this study, a …

Damping characterization and its underlying mechanisms in CNTs/AZ91D composite processed by cyclic extrusion and compression

M Ebrahimi, L Zhang, Q Wang, H Zhou, W Li - Materials Science and …, 2021 - Elsevier
The proper combination of strength and damping performance has been a major challenge
for the wide use of Mg alloys/composites in many fields. In this regard, this research focused …

High-pressure torsion of iron with various purity levels and validation of Hall-Petch strengthening mechanism

R Tejedor, K Edalati, JA Benito, Z Horita… - Materials Science and …, 2019 - Elsevier
Impurity atoms have a significant effect on the strength of metals processed by severe plastic
deformation (SPD), but their strengthening mechanism is still under argument. To gain an …

Texture and microhardness of Mg-Rare Earth (Nd and Ce) alloys processed by high-pressure torsion

YI Bourezg, H Azzeddine, T Baudin, AL Helbert… - Materials Science and …, 2018 - Elsevier
The influence of high-pressure torsion (HPT) processing on the texture and microhardness
of two binary Mg-RE (RE= Nd and Ce) alloys was investigated using X-ray diffraction and …

Mechanical Properties and Microstructures of Highly Fe-Containing Al–Mg–Si Alloys Processed by Severe Plastic Deformation under High Pressure

Y Tang, Y Tomita, Z Horita - Materials Transactions, 2023 - jstage.jst.go.jp
In this study, A6022-based Al–Mg–Si alloys with three additional Fe contents are processed
by high-pressure torsion (HPT) and high-pressure sliding (HPS). Both processes yield a …

Evaluating the textural and mechanical properties of an Mg-Dy alloy processed by high-pressure torsion

A Hanna, H Azzeddine, R Lachhab, T Baudin… - Journal of Alloys and …, 2019 - Elsevier
Abstract Samples of an Mg-0.41 Dy (wt.%) alloy were severely deformed by high-pressure
torsion (HPT) at room temperature up to 15 turns and the texture, microstructure and …

Fabrication of hybrid nanocrystalline Al–Ti alloys by mechanical bonding through high-pressure torsion

P Bazarnik, A Bartkowska, Y Huang, K Szlązak… - Materials Science and …, 2022 - Elsevier
This study demonstrates an approach of utilizing high-pressure torsion (HPT) to fabricate a
novel hybrid material by the direct bonding of Al and Ti disks at room temperature under a …