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Open access

ISSN: 3117-7220
CN: CN: 21-1361/TG
p-ISSN: 2097-7514

Interpretable machine learning for intrinsic mechanical properties of γ′ phase in cobalt-based superalloys

The presence of γ′ phase establishes Co-based alloys as promising candidates for next-generation superalloys, stimulating intense research interest in the development of γ/γ′ Co-based superalloys. Although...

Towards full-scaling tribology of heterostructured metals: A review

Friction and wear, long regarded as unavoidable penalties in mechanical systems, consume nearly a quarter of global primary energy. Metallic components in engines, turbines, and bearings therefore present...

Texture evolution, silicide precipitation and strength-ductility synergy in a novel α + β titanium alloy during radial forging

This study explored the microstructure evolution and strength-ductility synergy in a novel silicon-containing α + β titanium alloy Ti-5Al-7.5V-0.5Mo-0.5Zr-0.5Si (TC5751S) during radial forging. The...

Enhanced strength-ductility-toughness synergy of friction stir-welded ultrahigh-strength medium-Mn steel joints via post-weld annealing

Ultrahigh-strength medium-Mn steels are one of the promising third-generation advanced high-strength steels with strength-ductility-toughness synergy. However, it has been a challenge to preserve the...

Enhanced high-temperature wear resistance of CoNiCrAlY coatings: Strengthening mechanisms of ZrB2 and Al2O3 reinforcements at 1000 °C

To avoid the wear failure of hot parts at 1000 °C, a ZrB2-reinforced CoNiCrAlY coating was prepared using step-fashion mechanical alloying and high-velocity oxygen-fuel (HVOF) spraying. With CoNiCrAlY...

Additive manufactured graded porous zinc scaffolds based on sheet-Gyroid lattice for bone defect repair

Balancing degradation rate with mechanical stability represents a critical challenge in the development of biodegradable porous scaffolds. Functionally graded triply periodic minimal surface (TPMS)...

In-situ synergistic strengthening strategy of Ni eutectic and Ti peritectic phases to high-performance crack-free 6061 Al alloy through laser powder-bed fusion

To address the challenges of coarse columnar grains and solidification cracks in 6061 Al alloy (AA6061) through laser powder-bed fusion (L-PBF), this study proposes an in-situ co-modification strategy...

Effect of alternating oxygen concentration on corrosion behaviors of FeNiCrAl medium entropy alloys in liquid lead-bismuth eutectic at 550 °C

The Fe40Ni30Cr20Al10, Fe45Ni30Cr15Al10, Fe50Ni20Cr20Al10, and Fe50Ni25Cr15Al10 medium entropy alloys (MEAs) were designed, and their corrosion behaviors were studied under alternating exposure to oxygen-saturated...

Robotic friction stir channeling towards high-rectangularity design on complex curved components

Friction stir channeling (FSC) is an innovative technique for machining continuous internal channels in a single step, offering a novel solution for fabricating heat exchanger channels. However, conventional...

Achieving high strength and excellent ductility in a Zn-3Cu-1Mg alloy through minor Nd addition and multi-pass ECAP

Nd element has been extensively investigated in biodegradable magnesium alloys due to its superior strengthening effect and biocompatibility. However, the role of Nd in biodegradable zinc alloys remains...

Synthesis of 3D Co9S8/GNRs/Ti3C2Tx–MXene ternary composite toward enhanced oxygen evolution reaction

The incorporation of conductive supports is crucial for achieving superior electrocatalytic performance in transition metal sulfide (TMS) systems. However, the influence of conductive supports with...

Microstructure and mechanical properties of shear spun Mg-5Zn-1Gd-1Y-1Mn alloy

Shear spinning is an important method for metal shell forming. However, due to the poor plasticity of magnesium alloy, limited research exists on its spinning forming. Understanding the microstructure...

Nearly 100% selective CO2 photoreduction to CO via Fe-modified amino acid-functionalized UiO-66

Photoreduction of carbon dioxide (CO2) into useful carbon-based fuels is a promising strategy for reducing excessive CO2 emissions and addressing the global energy crisis. However, developing photocatalysts...

Advances in laser powder bed fusion of ceramic-reinforced superalloys: Processing, microstructure, properties, and perspectives

Superalloys are extensively utilized in the aerospace and energy industries due to their outstanding high-temperature strength, thermal stability, and corrosion resistance. However, the rapidly growing...

A review of creep-resistant aluminum alloys: Control of primary strengthening phases

Aluminum alloys have become critical lightweight materials in aerospace, defense equipment, and new energy vehicles due to their advantages such as low density and high specific strength. With equipment...

Advancements in design, surface modification, and spinal applications of biomedical metallic materials for bone repair

Bone defect repair imposes stringent requirements on biomaterials, including mechanical compatibility, biocompatibility, osteoinduction/osteoconduction, and biodegradability. Biomedical metallic materials...

Advances in artificial interface design toward stable Zn anodes

Amid the global energy transition, aqueous zinc-ion batteries (AZIBs) have gained prominence as safe, low-cost, and resource-abundant candidates for grid-scale storage. However, their Zn anodes suffer...

Bambusa ventricosa-inspired strut topology for mechanical-transport-thermal performance in laser powder bed fused microlattice metamaterials

The advancement of functional devices operating in multi-physical environments necessitates metamaterials with multi-functional co-modulation capabilities. Inspired by the nodal swelling and internodal...

Research progress of high-porosity biomedical porous titanium alloys

Highly porous titanium alloys have emerged as a focal point of research in the field of bone repair and replacement materials, owing to their exceptional biocompatibility, elastic modulus closely matching...

OGP-loaded tannic acid–stabilized gold nanoparticles mitigates bone and muscle degeneration in osteosarcopenia

Osteosarcopenia, an age-related syndrome involving both bone and muscle loss, severely impairs mobility and quality of life. In this study, we constructed novel multifunctional nanomaterials, tannic...

Mechanical property, in vitro biodegradable behavior and biocompatibility of additive manufactured biomedical Zn-0.8Cu alloy

Laser powder bed fusion (LPBF), owing to its high manufacturing precision and ability to produce patient-specific designs, has initiated a revolution in the field of biodegradable biomedical implants....

Personalized biomimetic trabecular porous tantalum dental implants: A study on early osteogenesis and osseointegration

To overcome the limitations of conventional dental implants in early osseointegration, a novel biomimetic, patient-specific porous tantalum dental implant based on a silicon carbide–porous tantalum...

Novel functional metallic materials for the treatment of bone disorders: Current progress and promising research directions

Repairing bone defects caused by disease or trauma has long been a central focus of orthopedic research. Among various biomaterials, metallic materials have consistently played a pivotal role owing...

Advances in metal-hybridized nanoenzymes for catalytic cancer diagnosis and therapy

As a class of artificial enzyme mimics, nanozymes combine the unique properties of nanomaterials with the catalytic functions of natural enzymes. In recent years, with the rapid development of nanomedicine...

Distinctive mechanical responses of strut-based and triply periodic minimal surface (TPMS) Ti-6Al-4V diamond lattice structures produced by electron beam melting

Lattice structures exhibit exceptional specific strength and energy absorption, making them ideal for aerospace and biomedical applications. While both strut-based (Strut-D) and TPMS-based (triply periodic...

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