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View article: Emerging design paradigms and microstructural innovations in refractory high-entropy alloys: a critical review
Emerging design paradigms and microstructural innovations in refractory high-entropy alloys: a critical review Open
Refractory high-entropy alloys (RHEAs) are being developed to meet mechanical, thermal and chemical requirements that exceed what current super-alloys can withstand. This Review explains how composition design, processing routes and the re…
View article: The strengthening mechanisms and incipient plasticity of additively manufactured biomedical refractory high entropy alloys
The strengthening mechanisms and incipient plasticity of additively manufactured biomedical refractory high entropy alloys Open
Owing to the cellular structure that limits dislocation motion upon stress loading, additively manufactured (AM) refractory high-entropy alloys (HEAs) exhibit an excellent strength-plasticity synergy. This work integrates micro/nano-mechan…
View article: 3D Printing parameter optimisation combined with heat treatment for achieving high density and enhanced performance in refractory high-entropy alloys
3D Printing parameter optimisation combined with heat treatment for achieving high density and enhanced performance in refractory high-entropy alloys Open
In this study, a Ti1.5Nb1Ta0.5Zr1Mo0.5 (TNTZM) high-entropy alloy was fabricated using laser powder bed fusion (LPBF). By integrating 63 sets of parameter trials with machine learning (ML) models, an optimised process window was identified…
View article: Transitions of deformation mechanisms in new metastable β-titanium Ti-1500G alloy
Transitions of deformation mechanisms in new metastable β-titanium Ti-1500G alloy Open
Ultrahigh-strength titanium alloy (≥1250 MPa) innovation calls for an integrated framework combining novel deformation processing and microstructural control. However, a confluence of constitutive model and the deformation behavior of a ne…
View article: Hccsam: A Hierarchical Cross Channel and Spatial Attention Mechanism
Hccsam: A Hierarchical Cross Channel and Spatial Attention Mechanism Open
View article: Microstructure Tailoring and Superior Ultra-High Strength-Ductility Synergy in Tib/Ti-55531 Composites Via Isothermal Forging
Microstructure Tailoring and Superior Ultra-High Strength-Ductility Synergy in Tib/Ti-55531 Composites Via Isothermal Forging Open
View article: The activation of multiple slip systems in polycrystalline zirconium by using automated lattice rotation framework
The activation of multiple slip systems in polycrystalline zirconium by using automated lattice rotation framework Open
Understanding the deformation mechanism in polycrystalline metals is critical to use them in high-value high-risk applications. Here, we report an automated framework based on lattice rotation analysis for accurately identifying slip syste…
View article: Effect and Mechanism of Electroshock Treatment on Microstructure and Mechanical Properties of (TiB+TiC)/Ti–6Al–4V Composite
Effect and Mechanism of Electroshock Treatment on Microstructure and Mechanical Properties of (TiB+TiC)/Ti–6Al–4V Composite Open
Herein, electroshock treatment (EST) is used to tailor the microstructure and mechanical properties of (TiB + TiC)/Ti–6Al–4V titanium matrix composite (TMC). Microstructural characterization results indicate that short‐time EST can promote…
View article: High entropy component-induced nanoscale shear banding and twinning enhance Ti6Al4V alloy surface properties
High entropy component-induced nanoscale shear banding and twinning enhance Ti6Al4V alloy surface properties Open
High-entropy alloys (HEAs) present unique advantages in surface modification due to their stable mixed-state
\nstructures and resistance to intermetallic compound formation. This study investigates the surface modification
\nbehavior of eq…
View article: Microstructure-dependent deformation mechanisms and fracture modes of gradient porous NiTi alloys
Microstructure-dependent deformation mechanisms and fracture modes of gradient porous NiTi alloys Open
Gradient porous structures based on triply periodic minimal surfaces offer exceptional specific strength and multi-functionality. However, strain heterogeneity complicates their deformation mechanisms and fracture modes. In this study, we …
View article: Achieving Ultra-High Strength in Tib/Metastable-Β Composites Via Short-Process Isothermal Forging
Achieving Ultra-High Strength in Tib/Metastable-Β Composites Via Short-Process Isothermal Forging Open
View article: Enhancing High-Temperature Fatigue Crack Growth Resistance Via Inducing {10-12} Twins in Hybrid Reinforced Titanium Matrix Composites
Enhancing High-Temperature Fatigue Crack Growth Resistance Via Inducing {10-12} Twins in Hybrid Reinforced Titanium Matrix Composites Open
View article: Grain boundary and texture evolution of TiB/Ti–2Al–6Sn titanium matrix composite under electroshocking treatment
Grain boundary and texture evolution of TiB/Ti–2Al–6Sn titanium matrix composite under electroshocking treatment Open
View article: Heterostructured titanium composites with superior strength-ductility synergy via controllable bimodal grains and <c+a> dislocation activity
Heterostructured titanium composites with superior strength-ductility synergy via controllable bimodal grains and <c+a> dislocation activity Open
Constructing heterostructures in particulate reinforced titanium matrix composites (PRTMCs) to evade the strength-ductility trade-off dilemma is much more difficult than in metals. Here, we proposed a novel and controllable strategy of sim…
View article: Intermetallic compound and martensitic transformation in Ag/Cu co-modified Ti6Al4V alloy
Intermetallic compound and martensitic transformation in Ag/Cu co-modified Ti6Al4V alloy Open
Titanium and its alloys are promising materials for engine production, special pump manufacturing, and bone implants. However, the abrasion resistance and fracture toughness of Ti alloys are insufficient to withstand extreme high loading c…
View article: Intermetallic Compound and Martensitic Transformation in Ag/Cu Co-Modified Ti6al4v Alloy
Intermetallic Compound and Martensitic Transformation in Ag/Cu Co-Modified Ti6al4v Alloy Open
View article: Computer vision-aided bioprinting for bone research
Computer vision-aided bioprinting for bone research Open
View article: Simultaneously Improve the Strength and Ductility of the As-Sintered Ti Composites by Pre-Planting Ultra-Fine Network into the Composites Powder
Simultaneously Improve the Strength and Ductility of the As-Sintered Ti Composites by Pre-Planting Ultra-Fine Network into the Composites Powder Open
View article: Microstructure evolution and mechanical properties of TiC/Ti6Al4V medical composite processed by severe plastic deformation
Microstructure evolution and mechanical properties of TiC/Ti6Al4V medical composite processed by severe plastic deformation Open
View article: Effects of shot peening on microstructure evolution and mechanical properties of surface nanocrystal layer on titanium matrix composite
Effects of shot peening on microstructure evolution and mechanical properties of surface nanocrystal layer on titanium matrix composite Open
View article: A Review on Design and Mechanical Properties of Additively Manufactured NiTi Implants for Orthopedic Applications
A Review on Design and Mechanical Properties of Additively Manufactured NiTi Implants for Orthopedic Applications Open
NiTi alloy has a wide range of applications as a biomaterial due to its high ductility, low corrosion rate, and favorable biocompatibility. Although Young’s modulus of NiTi is relatively low, it still needs to be reduced; one of the …
View article: Understanding the High-Temperature Fatigue Crack Growth from Exceptional Nano-α Phases and {10$$ \bar{1} $$2} Deformation Twins in Hot Deformed Titanium Alloy
Understanding the High-Temperature Fatigue Crack Growth from Exceptional Nano-α Phases and {10$$ \bar{1} $$2} Deformation Twins in Hot Deformed Titanium Alloy Open
In this study, the fatigue crack growth rate (FCGR) of Ti-6Al-4V alloy at 723 K was measured by direct current potential drop (DCPD) method, and exceptional nano- α phases and {10 $$ \bar{1} $$ 2} deformation twins were newly found a…
View article: High Tib Content Affects the Microstructure and Mechanical Property of the Fiber-Like Structural Titanium Matrix Composites
High Tib Content Affects the Microstructure and Mechanical Property of the Fiber-Like Structural Titanium Matrix Composites Open
View article: Tensile and superelastic behaviors of Ti-35Nb-2Ta-3Zr with gradient structure
Tensile and superelastic behaviors of Ti-35Nb-2Ta-3Zr with gradient structure Open
We investigated the tensile and superelastic behaviors of Ti-35Nb-2Ta-3Zr processed by double-faced friction stir processing that results in a roughly 2 times higher yield strength with an elongation of 37%. The friction stir processed spe…
View article: Editorial: Structure and Mechanical Properties of Titanium Alloys and Titanium Matrix Composites (TMCs)
Editorial: Structure and Mechanical Properties of Titanium Alloys and Titanium Matrix Composites (TMCs) Open
EDITORIAL article Front. Mater., 30 April 2020Sec. Structural Materials Volume 7 - 2020 | https://doi.org/10.3389/fmats.2020.00118
View article: Development of constitutive equations for hot working of titanium matrix composites
Development of constitutive equations for hot working of titanium matrix composites Open
This research is devoted to modelling the viscoplastic deformation behaviour and microstructure evolution of particle reinforced titanium matrix composites (TMCs) at hot working conditions. A series of Gleeble hot compression tests were co…
View article: Deformation and fracture behavior of in-situ Ti composites reinforced with TiB/nano-sized particles
Deformation and fracture behavior of in-situ Ti composites reinforced with TiB/nano-sized particles Open
The hot deformation and fracture behavior of TiB/nano-sized particulate reinforced titanium matrix composites were investigated. The effect of reinforcement contents and initial structures on the isothermal deformation and fracture charact…
View article: Nanoindentation characterization on local plastic response of Ti-6Al-4V under high-load spherical indentation
Nanoindentation characterization on local plastic response of Ti-6Al-4V under high-load spherical indentation Open
View article: Microstructure evolution and electrochemical properties of TiO2/Ti-35Nb-2Ta-3Zr micro/nano-composites fabricated by friction stir processing
Microstructure evolution and electrochemical properties of TiO2/Ti-35Nb-2Ta-3Zr micro/nano-composites fabricated by friction stir processing Open
View article: Evolution of the Corrosion Product Film on Nickel-Aluminum Bronze and Its Corrosion Behavior in 3.5 wt % NaCl Solution
Evolution of the Corrosion Product Film on Nickel-Aluminum Bronze and Its Corrosion Behavior in 3.5 wt % NaCl Solution Open
The in-situ studies of the corrosion product film on nickel-aluminum bronze are significant for explaining the mechanism of its corrosion resistance. In this paper, the corrosion behavior of nickel-aluminum bronze and the formation process…