Results 21 to 30 of about 6,043 (209)

Optimization of the Mechanical Performance of Titanium for Biomedical Applications by Advanced, High-Gain SPD Technology

open access: yesCrystals, 2020
This recent study deals with the optimization of the mechanical performance of Grade 2 and Grade 4 titanium with Conform severe plastic deformation (SPD) processing and subsequent rotary swaging.
Kateřina Mertová   +9 more
doaj   +1 more source

In-Crystal Dislocation Behaviour and Hardness Changes in the Case of Severe Plastic Deformation of Aluminium Samples

open access: yesTehnički Glasnik, 2023
The presence of dislocations significantly modifies the mechanical properties of crystalline solids. Severe plastic deformation (SPD) and the most used SPD process – the Equal Channel Angular Pressing (ECAP), affect the multiplication and localized ...
Zdenka Keran   +4 more
doaj   +1 more source

Study of the microstructure, tensile properties and hardness of AZ61 magnesium alloy subjected to severe plastic deformation [PDF]

open access: yes, 2018
Hot extruded (EX) AZ61 magnesium alloy was processed by the twist channel angular pressing (TCAP) method, which combines equal channel angular pressing (ECAP) and twist extrusion (TE) processes and significantly improves the efficiency of the grain ...
Džugan, Jan   +6 more
core   +1 more source

Influence of annealing on microstructure and mechanical properties of ultrafine-grained Ti45Nb

open access: yesMaterials & Design, 2019
Beta-Ti alloys have been intensively investigated in the last years because of their favorable low Young's moduli, biocompatibility and bio-inertness, making these alloys interesting candidates for implant materials. Due to their low mechanical strength,
B. Völker   +7 more
doaj   +1 more source

Determination of microstructural changes by severely plastically deformed copper-aluminum alloy: Optical study [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2014
Our work deals with the problem of producing a complex metal-ceramic composite using the processes of internal oxidation (IO) and severe plastic deformation. For this purpose, Cu-Al alloy with 0.4wt.% of Al was used.
Romčević N.   +9 more
doaj   +1 more source

Ultrasonic Nanocrystal Surface Modification: Processes, Characterization, Properties, and Applications

open access: yesNanomaterials, 2022
Ultrasonic nanocrystal surface modification (UNSM) is a unique, mechanical, impact-based surface severe plastic deformation (S2PD) method. This newly developed technique finds diverse applications in the aerospace, automotive, nuclear, biomedical, and ...
Akhil Kishore   +5 more
doaj   +1 more source

Severe plastic deformation: Nanostructured materials, metal-based and polymer-based nanocomposites: A review

open access: yesHeliyon, 2023
Significant deformation of the metal structure can be achieved without breaking or cracking the metal. There are several methods for deformation of metal plastics.
M. Fattahi   +5 more
doaj   +1 more source

Microhardness distribution and finite element method analysis of Al 5452 alloy processed by unconstrained high pressure torsion

open access: yesJournal of Materials Research and Technology, 2018
High pressure torsion (HPT) is one of the successful and efficient methods of severe plastic deformation (SPD). In this research, disk-shaped specimens of aluminum alloy were exposed to high pressure and torsion, which are the key factors of HPT ...
Sina Ghaemi Khiavi, Esmaeil Emadoddin
doaj   +1 more source

The Ultrafine-Grained Titanium and Biomedical Titanium Alloys Processed by Severe Plastic Deformation (SPD) [PDF]

open access: yesSOJ Materials Science & Engineering, 2013
The ultrafine-grained materials processed by severe plastic deformation (SPD) can be tailored to achieve superior properties and performances. Recently, the SPD methods, emerging as an effective way to grain refinement, have become attractive for fabrication of the ultrafine-grained biomedical materials, which can be adjusted to possess both favorable ...
Zhengjie Lin, Liqiang Wang
openaire   +1 more source

A review on nanostructured stainless steel implants for biomedical application [PDF]

open access: yesNanomedicine Journal, 2016
Over the last two decades, many researchers have developed a variety of stainless steel-based medical implant types,taking full advantage of nanostructuring technologies.
Peyman Mahmoudi Hashemi   +2 more
doaj   +1 more source

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