Results 21 to 30 of about 107,510 (354)

Structural and chemical inhomogeneities in the sintered titanium alloys after severe plastic deformation [PDF]

open access: yesМеталознавство та обробка металів, 2020
The results of studies of porosity, microhardness, microstructure, phase composition, and distribution of alloying elements in samples of VT6 and VT8 titanium alloys are presented.
D.V. Pavlenko
doaj   +1 more source

Effect of Carbon in Severe Plastically Deformed Metals [PDF]

open access: yesAdvanced Engineering Materials, 2020
In the last decades severe plastic deformation techniques have gained increasing interest as they allow the production of bulk nanostructured materials with superior mechanical and functional properties. However, because of mechanically induced grain boundary migration, the achievable grain size reduction is not indefinite but tends to stagnate once ...
Andrea Bachmaier   +2 more
openaire   +3 more sources

Investigation of the Influence of High-Pressure Torsion and Solution Treatment on Corrosion and Tribocorrosion Behavior of CoCrMo Alloys for Biomedical Applications

open access: yesCrystals, 2023
In this study, the influence of the high-pressure torsion (HPT) processing parameters and solution treatment (ST) on the corrosion and tribocorrosion behavior of CoCrMo (CCM) alloys was investigated for possible usage in biomedical applications.
Hakan Yilmazer   +7 more
doaj   +1 more source

Nanostructures in Ti processed by severe plastic deformation [PDF]

open access: yes, 2003
Metals and alloys processed by severe plastic deformation (SPD) can demonstrate superior mechanical properties, which are rendered by their unique defect structures.
Alexandrov   +20 more
core   +1 more source

Shear-induced α → γ transformation in nanoscale Fe-C composite [PDF]

open access: yes, 2006
High-resolution transmission electron microscopy and three-dimensional atom probe observations show clearly that a reverse transformation of body-centred cubic ferrite to face-centred cubic austenite occurs during severe plastic deformation of a ...
Fecht, H.-J.   +4 more
core   +1 more source

Grain boundary segregation in UFG alloys processed by severe plastic deformation [PDF]

open access: yes, 2012
Grain boundary segregations were investigated by Atom Probe Tomography in an Al-Mg alloy, a carbon steel and Armco\trademark Fe processed by severe plastic deformation (SPD).
Enikeev, Nariman   +5 more
core   +2 more sources

Fabrication of nanostructured pearlite steel wires using electropulsing [PDF]

open access: yes, 2017
This work reports the refinement of pearlite structure into nanostructure using electropulsing. Nanostructured pearlitic steel wires possess nanoscale lamellae or nanoscale grain microstructures.
Elliott-Bowman, Bernadette   +3 more
core   +1 more source

Nanoindentation-induced deformation of Ge [PDF]

open access: yes, 2016
The deformation mechanisms of crystalline (100) Ge were studied using nanoindentation, cross sectional transmission electron microscopy (XTEM) and Raman microspectroscopy.
Bradby, J. E.   +4 more
core   +1 more source

Effects of HE and ECAP processes on changes in microstructure and mechanical properties in copper, iron and zinc [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
The research presented in this paper concerns the influence of the rate of plastic deformation generated directly in the processes of severe plastic deformations on the microstructure and properties of three metals: copper, iron and zinc.
Mariusz Kulczyk   +4 more
doaj   +1 more source

Defects in High Entropy Alloy HfNbTaTiZr Prepared by High Pressure Torsion [PDF]

open access: yes, 2018
High entropy alloy HfNbTaTiZr was successfully processed by severe plastic deformation using high pressure torsion (HPT) and ultrafine grained microstructure was achieved.
Cizek, J.   +10 more
core   +1 more source

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