An overview on the effect of severe plastic deformation on the performance of magnesium for biomedical applications

MP Medeiros, DR Lopes, M Kawasaki, TG Langdon… - Materials, 2023 - mdpi.com
There has been a great interest in evaluating the potential of severe plastic deformation
(SPD) to improve the performance of magnesium for biological applications. However …

Finite element modelling of high-pressure torsion: An overview

PHR Pereira, RB Figueiredo - Materials Transactions, 2019 - jstage.jst.go.jp
Finite element modelling (FEM) has been extensively performed to study the flow process,
the distribution of hydrostatic stress and the temperature rise in materials processed by high …

Effect of temperature rise on microstructural evolution during high-pressure torsion

K Edalati, Y Hashiguchi, PHR Pereira, Z Horita… - Materials Science and …, 2018 - Elsevier
Dynamic recrystallization occurs at room temperature during high-pressure torsion (HPT)
leading to the formation of ultrafine grains with high angles of misorientation. There are …

Evidence for two-stage hardening in an Al-Zn-Mg-Cu alloy processed by high-pressure torsion

IC dos Santos, EM Mazzer, RB Figueiredo… - Journal of Alloys and …, 2023 - Elsevier
Experiments were conducted to assess the effect of torsional straining on the microstructural
evolution of an Al-5.7 Zn-1.8 Mg-2.1 Cu alloy containing dispersed second phase particles …

[HTML][HTML] Influence of processing temperature on microhardness evolution, microstructure and superplastic behaviour in an Al–Mg alloy processed by high-pressure …

DC Machado, PCA Flausino, Y Huang… - journal of materials …, 2023 - Elsevier
Experiments were conducted to assess the effect of processing temperature on the hardness
evolution, microstructure and the flow properties of an annealed Al–3Mg alloy processed by …

Evaluating High‐Pressure Torsion Scale‐Up

LM Reis, A Hohenwarter, M Kawasaki… - Advanced …, 2024 - Wiley Online Library
Increasing sample dimensions in high‐pressure torsion (HPT) processing affects load and
torque requirements, deformation distribution, and heating. Finite‐element modeling (FEM) …

Structural characterization of ultrafine-grained interstitial-free steel prepared by severe plastic deformation

J Čížek, M Janeček, T Krajňák, J Stráská, P Hruška… - Acta Materialia, 2016 - Elsevier
Interstitial free steel with ultrafine-grained (UFG) structure was prepared by high-pressure
torsion (HPT). The development of the microstructure as a function of the number of HPT …

Tailoring a high-strength Al–4Cu alloy through processing of powders by up to 100 turns of high-pressure torsion

OC Haase, PR Cetlin, RB Figueiredo… - Materials Science and …, 2023 - Elsevier
Processing by high-pressure torsion (HPT) was applied to a cold-pressed mixture of Al and
Cu (4% wt) powders to successfully synthesise a high-strength nanocomposite. The powder …

Microhardness, microstructure and tensile behavior of an AZ31 magnesium alloy processed by high-pressure torsion

J Xu, X Wang, M Shirooyeh, G **ng, D Shan… - Journal of materials …, 2015 - Springer
An AZ31 magnesium alloy was processed by high-pressure torsion (HPT) at room
temperature under an imposed pressure of 6.0 GPa. Microstructural analysis showed that …

The role of processing temperature for achieving superplastic properties in an Al-3Mg-0.2 Sc alloy processed by high-pressure torsion

PHR Pereira, P Bazarnik, Y Huang… - Materials Science and …, 2024 - Elsevier
Experiments were conducted to systematically assess the superplastic properties and the
microstructural changes of an Al-3Mg-0.2 Sc alloy processed by 10 HPT revolutions at room …