Excellent strength-ductility synergy property of wire-arc additively manufactured Mg-Gd-Y-Zr alloy investigated by heat treatment
Available online 10 June 2025
•The deposited samples with good forming quality were obtained through the CMT-WAAM process.•The dissolution behavior of the eutectic phase and the precipitation behavior of the nano-precipitate phase...
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Greening Pidgeon process with deoxidized diamond-wire sawing silicon waste
Available online 10 June 2025
•A modified deoxidation method using ammonium fluoride (NH4F) to reduce oxygen in diamond-wire sawing silicon waste (DWSSW) was demonstrated.•High deoxidation rate was achieved at room temperature.•The...
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Effect of nanostructured MgO directly grown on pure magnesium substrate on its in vitro corrosion and bioactivity behaviour
Available online 6 June 2025
This study introduces a nanostructured MgO coating fabricated via anodization in a non-aqueous electrolyte, offering a novel approach to addressing the challenges of corrosion resistance and biofunctionality....
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The post-deformation softening and hardening mechanisms of a Mg-2Y-1Zn alloy during double-stage hot compression
Available online 6 June 2025
•The evolutions of FS showed a non-linear dependence on deformation conditions and was closely related to Z parameter.•The static recovery coupled with cross-overlapping between kink bands and twins...
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Calcination temperature-dependent structural, optical, and photoluminescence properties of Mg-Al bimetallic oxide prepared by sol-gel auto combustion method
Available online 5 June 2025
•Mg-Al bimetallic oxide powders are synthesized via the sol-gel auto combustion.•The effect of different calcination temperatures (500 °C, 700 °C, 900 °C, and 1100 °C) were studied by means of XRD,...
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Effect of magnesium fluoride catalysis on the vacuum reducing properties of magnesium oxide
Available online 4 June 2025
•A new green and efficient process is proposed for the MgF₂-catalysed MgO vacuum carbothermal reduction for magnesium smelting.•The conditions of the MgO vacuum carbothermal reduction reaction and the...
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Exceptional metallurgical bonding mechanism via Nano-thick layer of interfacial solid solution in dissimilar welding
Available online 3 June 2025
•AZ31 and DC01 were bonded by a nanometer-thick layer of Fe(Al) solid solution.•High lap shear strength of 101 MPa was obtained, which is 78 % of AZ31 BM.•Fracture occurred mainly inside AZ31 stir zone...
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Modeling hetero-deformation induced stress partitioning revealing non-basal slip activity in bimodal-grained ZK60 Mg alloy
Available online 1 June 2025
•Bimodal-grained ZK60 alloy exhibits good strength-ductility combination due to extensive activity of non-basal slips.•Hetero-deformation induced (HDI) stress partitioning on individual slip system...
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Precipitation characteristics and short-time aging treatment of Mg-Gd-Y-Zn-Zr alloy
Available online 1 June 2025
•Propose a short-time aging treatment route for Mg-RE alloys, specifically a two-stage aging process.•The evolution of precipitation-characteristics in Mg-Gd-Y-Zn-Zr alloy with holding time at 350 -...
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Highlights of global magnesium materials research in 2024
Available online 30 May 2025
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Experimental characterization and atomistic simulation of grain boundary segregation in Mg-Y alloys
Available online 30 May 2025
•Combined experimental and computational study on Y segregation at grain boundaries.•GB segregation of Y in Mg-Y alloys is independent of GB misorientation angle.•Strong Y segregation at grain boundaries...
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Comparative study of dynamic recrystallization behavior, microstructural characteristics, and mechanical properties of high-speed-extruded AZ31 and BA56 magnesium alloys
Available online 28 May 2025
•AZ31 and BA56 alloys were extruded at 40 m/min and their properties were compared.•BA56 showed complete recrystallization, while AZ31 retained some unrecrystallized grains.•BA56 achieved higher strength...
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Synergistic optimization of efficiency-microstructure-performance in wire-arc additive manufacturing of AZ31 magnesium alloy
Available online 28 May 2025
•An optimization framework for wire-arc additive manufacturing was proposed to produce high-performance magnesium alloys under high-efficiency conditions.•analyzing the impact of process parameters...
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The interfacial reactions of Mg battery anodes
Available online 26 May 2025
•This work focuses on the interface reactions between Mg anode and electrolyte.•The relationship between interface reactions and battery performance is discussed.•Based on the identified interface issues,...
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Abnormal grain growth mechanism and inhibiting strategy by a tailored two-step solution treatment of ZK60 Mg alloy
Available online 22 May 2025
•The tailored two-step solution significantly decreases the width of AGs from 1473 to 71 µm.•The reduced width of AGs improved the elongation, initial fracture points, and maximum bending force.•The...
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A novel flame retardant strategy for molten magnesium alloys: The effect of the new protective gas C3H2F6 on EV33 alloy
Available online 22 May 2025
•The flame retardancy of magnesium alloys can be effectively achieved by utilizing the densification of oxide film.•The effect of secondary formation of oxide film on flame retardancy was explained.•The...
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Effective catalytic effects of Mo2C MXene on the hydrogen storage in magnesium hydride
Available online 22 May 2025
•Mo2C MXene was constructed to enhance the hydrogen storage in MgH2 for the first time.•The Mo2C-containing MgH2 exhibits the enhanced kinetics and cyclic stability.•Mo-species (Mo0 and Mo2+) accelerates...
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Wire-based friction stir additive manufacturing of AZ31B magnesium alloy: Precipitate behavior and mechanical properties
Available online 22 May 2025
•Wire-based friction stir additive manufacturing was utilized for magnesium alloy.•Continuous formation of defect-free components was prepared by solid-state process.•Refined grains and alternating...
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Optimizing the fluidity in thin-section investment casting for vacuum induction molten AZ91D-1 %wt. CaO
Available online 22 May 2025
•Thin-section AZ91D-1 %wtCaO fluidity optimized for biomedical device casting.•Vacuum in induction melting increases oxidation, impairing thin-section filling.•Yttria coating reduces fluidity due to...
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Microstructure evolution of laser directed energy deposition process prepared CNTs/WE43 composites during solution and aging treatment
Available online 22 May 2025
•Grain growth and precipitation behavior of the WE43 layers with CNTs are studied.•CNTs reduce the steady-state grain size of the solution treated WE43 layer by 40 %.•CNTs promote precipitate nucleation...
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Synergization of yield strength and ductility for a dilute Mg-Zn-Nd-Ca alloy through pinned twin boundary and Guinier–Preston zone
Available online 21 May 2025
•A dilute quaternary Mg-0.6Zn-0.4Nd-0.2Ca (wt.%) was designed based on an overall consideration of stacking fault energy, solute atoms segregation energy and diffusion activation energy, to tailor the...
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Magnesium alloy implant GZ31K with enhanced corrosion resistance promotes fracture healing in vitro and in vivo systems
Available online 20 May 2025
•Mg-3.0Gd-1Zn-0.4Zr (GZ31K) alloy demonstrated desirable uniform degradation and stress corrosion resistance under extruded and drawn condition.•GZ31K alloy exhibited more pronounced in vitro biocompatibilities...
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The recrystallization mechanism and its effects on texture in pre-twinned AZ31 magnesium alloy during medium-high temperature impact loading
Available online 19 May 2025
•Johnson-Cook model incorporating twin strengthening was established to simulate macro-deformation.•Multi scale simulation model was established using FEM combining with expanded VPSC, introduced TDRX...
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Hybrid surface layers with antibacterial and anti-inflammatory activity for implants materials
Available online 16 May 2025
•Hybrid coatings with PDA, MK-7, vancomycin and ZA were formed on Mg alloy.•Coatings showed the optimal wettability for living cells.•Coatings have superior antibacterial effect against S. aureus.•Formed...
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Impact of a large dominant pore and its location on ductility of thin-walled high-pressure die-cast magnesium
Available online 13 May 2025
•Three different regions exist depending on the dominant pore size and model size: 1) large pore effect dominant region, 2) pore interaction dominant transient region and 3) pore interaction dominant...
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