Origin of dramatic oxygen solute strengthening effect in titanium

Q Yu, L Qi, T Tsuru, R Traylor, D Rugg, JW Morris Jr… - Science, 2015 - science.org
Structural alloys are often strengthened through the addition of solute atoms. However,
given that solute atoms interact weakly with the elastic fields of screw dislocations, it has …

Mechanistic basis of oxygen sensitivity in titanium

Y Chong, M Poschmann, R Zhang, S Zhao… - Science …, 2020 - science.org
One of the most potent examples of interstitial solute strengthening in metal alloys is the
extreme sensitivity of titanium to small amounts of oxygen. Unfortunately, these small …

The effect of NaCl-induced corrosion on Ti60′ s hot salt stress corrosion cracking

W Chen, W Wang, L Liu, R Liu, Y Cui, Z Chen, Q Wang… - Corrosion …, 2024 - Elsevier
The hot salt stress corrosion cracking (HSSCC) behaviour of Ti60 alloy at 600° C in moist air
has been studied, focusing on NaCl-induced corrosion as an embrittlement mechanism …

Point defect modeling in materials: Coupling ab initio and elasticity approaches

C Varvenne, F Bruneval, MC Marinica, E Clouet - Physical Review B …, 2013 - APS
Modeling point defects at an atomic scale requires careful treatment of the long-range
atomic relaxations. This elastic field can strongly affect point defect properties calculated in …

Solid solution strengthening of hexagonal titanium alloys: Restoring forces and stacking faults calculated from first principles

P Kwasniak, H Garbacz, KJ Kurzydlowski - Acta Materialia, 2016 - Elsevier
The solid solution strengthening of α-Ti was investigated in respect of dislocation nucleation
and dissociation in all four active glide modes. A series of Ti+ X alloys (X= Al, Sn, V, Zr and …

A heterogeneous TiO2/SrTiO3 coating on titanium alloy with excellent photocatalytic antibacterial, osteogenesis and tribocorrosion properties

Y Si, H Liu, H Yu, X Jiang, D Sun - Surface and Coatings Technology, 2022 - Elsevier
In order to meet the clinical demand for titanium implants, the heterogeneous structure of TiO
2/SrTiO 3 coating was in situ fabricated on the surface of Ti6Al4V alloy by a facile way. The …

HfO2-Based RRAM: Electrode Effects, Ti/HfO2 Interface, Charge Injection, and Oxygen (O) Defects Diffusion Through Experiment and Ab Initio Calculations

B Traoré, P Blaise, E Vianello… - … on Electron Devices, 2015 - ieeexplore.ieee.org
We investigate in detail the effects of metal electrodes on the switching performance and
conductive filament (CF) stability of HfO 2-based RRAM. The current-voltage characteristics …

[HTML][HTML] In-situ dual-deoxidation design of advanced titanium matrix composites by pressureless sintering

T Chen, WS Cai, Z Liu, HW Ma, SG Qu… - Composites Part B …, 2022 - Elsevier
We establish a methodology of in-situ dual-deoxidation to fabricate advanced titanium matrix
composites (TMCs) by pressureless sintering (PLS). Specifically, the in-situ dual-deoxidation …

[HTML][HTML] Solute-solute interactions in dilute Nb-XO alloys from first principles

C Reynolds, TM Pollock, A Van der Ven - Acta Materialia, 2024 - Elsevier
Recent efforts to develop Refractory Multi-Principal Element Alloys (RMPEAs) for high
temperature applications have led to a renewed interest in elucidating fundamental …

Effect of NaCl-rich environment on internal corrosion for Ti60 alloy at 600° C

W Chen, R Li, L Liu, R Liu, Y Cui, Z Chen, Q Wang… - Corrosion …, 2023 - Elsevier
The morphologies and compositions of internal oxides on Ti60 alloy after corrosion under
solid NaCl in H 2 O+ O 2 at 600° C have been studied by TEM. The results show that …