Fundamentals of superior properties in bulk nanoSPD materials

RZ Valiev, Y Estrin, Z Horita, TG Langdon… - Materials Research …, 2016 - Taylor & Francis
Bulk nanoSPD materials are materials with nanostructural features, such as nanograins,
nanoclusters, or nanotwins, produced by severe plastic deformation (SPD) techniques. Such …

Mechanical properties, structural and texture evolution of biocompatible Ti–45Nb alloy processed by severe plastic deformation

A Panigrahi, B Sulkowski, T Waitz, K Ozaltin… - Journal of the …, 2016 - Elsevier
Abstract Biocompatible β Ti–45Nb (wt%) alloys were subjected to different methods of
severe plastic deformation (SPD) in order to increase the mechanical strength without …

Phase Transitions in Ti Alloys Driven by the High Pressure Torsion

B Straumal, A Gornakova, G Davdian… - Materials …, 2023 - jstage.jst.go.jp
The high pressure torsion (HPT) of various binary Ti alloys with β-stabilizers (Fe, Co, Ni, Mo,
Nb) was studied. Before HPT, the samples were annealed and contained (i) pure β …

Grain boundary wetting transition in Al–Mg alloys

BB Straumal, OA Kogtenkova, MY Murashkin… - Materials Letters, 2017 - Elsevier
The melting of coarse-and fine-grained Al–Mg alloys was studied by the differential
scanning calorimetry (DSC). The transition from incomplete to complete wetting of grain …

Microstructural study of Ti45Nb alloy before and after HPT processing using experimental and ab initio data mining approach

I Cvijović-Alagić, M Rakin, S Laketić… - Materials Characterization, 2020 - Elsevier
Potential application of the Tisingle bond 45Nb (mass%) alloy in biomedicine as a hard-
tissue replacement material puts the improvement of the alloy mechanical and biological …

[HTML][HTML] Triple junctions network as the key pattern for characterisation of grain structure evolution in metals

S Zhu, E Borodin, AP Jivkov - Materials & Design, 2021 - Elsevier
Describing dynamic recrystallisation is challenging with existing material characterisation
tools, which are typically based on grain boundary character distribution. This is one barrier …

Electronic origin and structural instabilities of Ti-based alloys suitable for orthopaedic implants

CE Lekka, JJ Gutiérrez-Moreno, M Calin - Journal of Physics and …, 2017 - Elsevier
We present electronic structure calculations results on Ti, Nb and TiNb model systems
seeking for the electronic origin of structural instabilities. It came out that the β-Ti instability is …

[HTML][HTML] The Determining Influence of the Phase Composition on the Mechanical Properties of Titanium—Iron Alloys after High-Pressure Torsion

AS Gornakova, BB Straumal, AI Tyurin, NS Afonikova… - Materials, 2024 - mdpi.com
Three titanium alloys with 0.5, 6, and 9 wt.% iron were investigated, and the samples were
pre-annealed in three different regions of the Ti–Fe phase diagram, namely β, α+ β, and α+ …

Microstructural Considerations of a Multi-Pass Rolled Ti-Nb-Ta-Zr Alloy

D Răducanu, A Nocivin, VD Cojocaru, N Șerban… - Materials, 2023 - mdpi.com
The microstructural characteristic evolution was investigated during thermomechanical
processing of Ti-29Nb-9Ta-10Zr (wt%) alloy, which consisted of, in a first stage, in a Multi …

New approach to -titanium mechanical properties enhancement by means of thermoplastic deformation in mid-temperature range

J Bańczerowski, M Pawlikowski, T Płociński… - Continuum Mechanics …, 2024 - Springer
Pure titanium due to its high corrosion resistance, low stiffness and good mechanical
properties is commonly used in medicine for orthopaedic applications. However, its material …