Grain growth stagnation at 525 °C by nanoparticles in a solid-state additively manufactured Mg-4Y-3RE alloy
Available online 20 December 2024
•Grain growth stagnation at 525 °C (0.87 Tm) for 72 h in a Mg-4Y-3RE alloy was observed for the first time.•The extraordinary grain size stability is attributed to strong and long-lasting Zener pinning...
Share article
Fabrication and characterization of magnesium-based nanocomposites reinforced with Baghdadite and carbon nanotubes for orthopaedical applications
Available online 19 December 2024
•Baghdadite powder was successfully synthesized using the cell-gel method. The XRD pattern of the synthesized powder confirmed its conformity with existing standards.•A mixture of Mg/CNTs/BAG powder...
Share article
Analytical model to characterize temperature-dependent anisotropic-asymmetric behavior of Mg-Gd-Y alloy
Available online 19 December 2024
•Uncovering temperature-, loading direction- and stress state-dependent plastic behavior of a Mg-Gd-Y alloy.•Developing a combined swift-voce model with the temperature variable to describe the temperature-dependent...
Share article
Phase equilibria and crystal structures of ternary compounds in the Mg–Gd–Ag system over a composition range of 0–50 at.% Gd at 450 and 500 °C
Available online 19 December 2024
•66 equilibrated Mg–Gd–Ag alloys at 450 and 500 °C were prepared.•Isothermal sections within 0–50 at.% Gd at 450 and 500 °C were established.•Six new ternary compounds (τ2 to τ7) were found.•Homogeneity...
Share article
Enhancing the room-temperature plasticity of magnesium alloys: Mechanisms and strategies
Available online 19 December 2024
•Low plasticity limits the applications of magnesium alloys.•Results provide a guidance for the development of high plasticity Mg alloys.•Results deepen our understanding of plastic deformation in Mg...
Share article
A surface emphasized multi-task learning framework for surface property predictions: A case study of magnesium intermetallics
Available online 19 December 2024
•A multi-task learning framework for predicting surface properties from crystal structure graphs is presented.•The model is trained on 3526 surface structures of binary Mg intermetallics labeled with...
Share article
The influence of Sm2O3 dopant on structure, morphology and transport critical current density of MgB2 wires investigated by using the transmission electron microscope
Available online 19 December 2024
•TEM images show that Sm2O3 admixture significantly changes the morphology of the MgB2 wires.•TEM images point out that Sm2O3 doping accelerates the formation of the MgB2 phase.•TEM images show that...
Share article
Understanding activation and growth of twin variants in polycrystalline magnesium under tension and compression: An atomistic study
Available online 17 December 2024
•MD simulation details twinning in polycrystalline Mg under uniaxial load.•An algorithm is developed to identify twin variants in deformed polycrystal.•Three-dimensional analysis shows distinct twin...
Share article
Statistical investigation on the tension-compression asymmetry of slip behavior and plastic heterogeneity in an aged Mg-10Y sheet
Available online 17 December 2024
•The T-C asymmetric slip behavior was statistically studied in an aged Mg-10Y sheet.•The estimated compression CRSSpyr II/CRSSbas was ∼3 times larger than that for tension.•Pyramidal II 〈c + a〉 slip...
Share article
Ga5Mg2 alloy solid electrolyte interphase in-situ formed in [Mg(DME)3][GaCl4]2/PYR14TFSI/DME electrolyte enables high-performance rechargeable magnesium batteries
Available online 17 December 2024
•New non-nucleophilic mononuclear electrolyte with the electrochemical active species of [Mg(DME)3][GaCl4]2 was developed.•Mg2+-conducting and magnesiophilic Ga5Mg2 alloy solid electrolyte interphase...
Share article
Tensile creep anisotropy and its weakening mechanism in a dilute Mg-Ca alloy
Available online 16 December 2024
•Creep anisotropy between RD and ND of Mg-0.3wt%Ca sheet is deeply studied.•Recrystallized and unrecrystallized grains coexist after hot-compression along TD.•Creep anisotropy is successfully weakened...
Share article
Near-infrared responsive polycaprolactone coatings for magnesium implants: Photodynamic antibacterial and controllable dissolution
Available online 15 December 2024
•A CuS@PPy/PCL coating with photothermal and photodynamic properties was fabricated on Mg implants.•CuS@PPy heterojunction structure enhances photodynamic antimicrobial and photothermal properties of...
Share article
Review of progress on fabrication technology of Mg matrix composites
Available online 12 December 2024
•The progress on mainstream and novel methods for fabricating MgMCs are reviewed in four categories, and their principles are introduced in detail.•The characteristics, including advantages, disadvantages...
Share article
Research on edge defects suppression of Mg/Al composite plate rolling: Development of embedded rolling technology
Available online 10 December 2024
•The 'embedded composite rolling' technique is proposed to improve formability of mg/al composite.•The reduction of stress triaxiality at the edges of the plate is key to defect suppression.•The proposed...
Share article
Direct observation of annealing-driven recrystallization behavior in magnesium alloy at low strain condition
Available online 10 December 2024
•The bimodal texture evolution mechanism of AZ31 magnesium alloy during the thermos-mechanical process is revealed.•The competition between the matrix and the tensile twin in the pre-deformed magnesium...
Share article
Simultaneously improving strength and ductility of Mg-Gd-Zr alloy via solute segregation
Available online 9 December 2024
•Achieving simultaneous improvements in both strength and ductility in a wrought Mg-Gd-Zr alloy under the precipitation-free condition.•The grain size stability is enhanced due to the remarkable solute...
Share article
Highly corrosion-resistant and photocatalytic hybrid coating on AZ31 Mg alloy via plasma electrolytic oxidation with organic-inorganic integration
Available online 7 December 2024
•Organic-inorganic hybrid coating enhances corrosion resistance and photocatalysis.•Phenopyridine and 2-methylimidazole improve PEO coating's protective performance.•Hybrid coating achieves 100% methylene...
Share article
Li+/Mg2+ co-intercalation SnS2-SPAN cathode for super-stable magnesium-based batteries
Available online 6 December 2024
•SnS2-SPAN hybrid cathode with strong C-Sn bond and rich defects is ingeniously constructed to realize Mg2+/Li+ co-intercalation.•The physical and chemical double-confinement synergistic engineering...
Share article
Magnesium-based nanocomposites for orthopedic applications: A review
Available online 5 December 2024
•Magnesium-based materials show promise in orthopedic applications.•Nanoparticles enhance mechanical strength and corrosion resistance.•Reinforcements improve biological functions of Mg-based implants.•Magnesium...
Share article
A review of biodegradable biliary stents made of magnesium metals: Current progress and future trends
Available online 5 December 2024
•Biliary stents have been widely used in the treatment of biliary related disease.•The excellent properties of Mg metal are its advantages as a new material for biliary stent.•Mg-Based biliary stents...
Share article
Effect of Al addition on the room and cryogenic temperature deformation of Mg-xAl-1Zn-1Ca alloy (x = 1, 2 wt.%)
Available online 5 December 2024
•Room and cryogenic mechanical behavior of Mg-xal-1Zn-1Ca alloy (x = 1, 2 wt.%).•Superior tensile strength achieved in AZX311 alloy without ductility trade-off.•Increased barriers to dislocation movement...
Share article
The TM single-atom catalytic system bidirectionally enhances the hydrogen absorption/desorption kinetics of Mg/MgH2: An insight into the synergetic enhancement mechanism and underlying principle
Available online 4 December 2024
•A novel “electronic-ropeway” effect was postulated to elucidate the enhanced de-/hydriding kinetics in Mg/MgH2.•The contribution degree of TM SA NCNTs is important for predicting the reduced hydrogenation...
Share article
Unraveling the impact of purification and alloying elements on corrosion performance and passivation of magnesium alloys
Available online 4 December 2024
•Passivation of Mg-based alloys is an electrochemical behavior involving the formation of a protective surface film.•The surface layer composition, influenced by the substrate alloy, affects passive...
Share article
Role of solute elements in Mg-Mg2Ni hydrogen storage alloys: A first-principles calculation study
Available online 4 December 2024
•Roles of alloying elements in mg-mg2ni hydrogen storage alloys are investigated.•Qualitatively valid information on changes in plateau pressures are provided by DFT.•Effect of alloying elements on...
Share article
Outstanding fatigue performance of Mg-Gd-Zn-Zr alloy enriched with SFs rather than LPSO Structure
Available online 4 December 2024
•RE-Mg enriched with LPSO structure or SFs.•SFs-enriched Mg shows outstanding fatigue strength.•Solute strengthening improves the fatigue resistance of Mg nanolayers....
Share article
