Interactions between dynamic recrystallization and dynamic precipitation during hot forming of magnesium alloy: Multilevel cellular automaton modeling
May 2025
•A mesoscopic model integrating DRX and dynamic precipitation is first established.•A new particle-pinning model describing role of precipitated phase is explored.•Multilevel cellular space is constructed...
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Comparative study of corrosion behaviors of die cast LA42 and AZ91 alloys
May 2025
In our previous work, die cast LA42 (Mg–4La–2.5Al–0.3Mn, wt.%) alloy with an excellent combination of thermal-conducting performance and mechanical properties was developed. This study, taking commercial...
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Inhibiting creep in fine-grained MgAl alloys through grain boundary stabilization
May 2025
•DP-induced grain coarsening is responsible for the GB instability in the intermediate-temperature creep of wrought MgAl alloys.•The GB co-segregation improves the resistance to creep in wrought MgAl...
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Mg-Li-Cu alloy anode for highly reversible lithium metal batteries
May 2025
•Highly lithiophilic Mg-Li-Cu alloys are prepared via a facile and controlled method.•The Mg-Li-Cu alloy symmetric battery exhibits an ultra-long life of over 9000 hours and excellent low temperature...
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Comparison and evaluation of different constitutive models for predicting the hot deformation behavior of Mg-Gd-Y-Zr alloy
May 2025
•Arrhenius model with strain compensation, ANN model, and ISV model of Mg-Gd-Y-Zr alloy were established.•The fitting accuracy and predictive ability of different constitutive models were compared and...
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First-principles calculations to investigate the structural, elastic and thermodynamic properties of full-Heusler MgXY2 (X = Zn, Cd, Y = Ag, Au, Cu) compounds
May 2025
•MgXY2 alloys do not experience sudden hardening under applied stress conditions.•MgXY2 alloys are promising candidates for use in high-temperature applications as thermal barrier coatings.•MgXY2 alloys...
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Corrosion resistance of a calcium carbonate coating prepared by ultrasound-assisted chemical conversion in calcium disodium edetate solution
May 2025
•An anticorrosive CaCO3 coating via ultrasound treatment on AZ41 Mg alloy was prepared.•The compact CaCO3+(Mg,Ca)CO3 dual layer possesses a thickness of ∼3 um.•(Mg,Ca)CO3 inner layer plays an important...
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Excellent synergy of formability and strength of a Mg-Zn-Y-Ca-Zr alloy by tailoring segregation-assisted weak elliptical ring texture
May 2025
•The HPR-annealed alloy shows a superior yield strength-formability synergy.•Low anisotropy in mechanical properties is obtained as well.•Basal-basal GBs are prone to the GB segregation of zn and ca.•Preferential...
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Improving kinetic modelling of magnesium hydrogenation by including interfacial polarisation and interstitial hydrogen clustering behaviour within the site availability model
May 2025
•Successfully modelled magnesium hydrogenation over practical temperatures and pressures.•Interfacial polarisation and interstitial hydrogen clustering are included.•Incorporates the site availability...
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Achieved strength-ductility simultaneous enhancement of AZ31 magnesium alloy square tube through a novel tube continuous expanding shear extrusion processing
May 2025
•Proposed tube continuous expansion shear extrusion (tCESE) process to produce Mg alloy square tubes with heterogeneous structures.•The samples prepare by tCESE process exhibit simultaneous enhancement...
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Microstructure and mechanical properties of ZK61 magnesium alloy thin-walled cylindrical component processed by two-step forging
May 2025
•A magnesium alloy thin-walled cylindrical component with the thickness-changing web and the high thin-wall is successfully fabricated by two-step forging.•Microstructure and mechanical properties of...
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Formation mechanism of W phase and its effects on the mechanical properties of Mg−Dy−Zn alloys
May 2025
•A novel formation mechanism of w particle is proposed in mg−2dy–0.5zn alloys.•Nucleation and growth of w particle mainly depend on the preformed γ′ platelet.•Better mechanical properties are due to...
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Effect of warm rotary swaging on the mechanical and operational properties of the biodegradable Mg-1 %Zn-0.6 %Ca alloy
May 2025
•Warm rotary swaging (RS) leads to grain refinement of Mg-1 %Zn-0.6 %Ca alloy.•RS increases strength of the alloy without loss of ductility.•RS does not impair corrosion resistance of Mg-1 %Zn-0.6 %Ca...
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Improving the corrosion resistance of an ultra-lightweight BCC Mg-Li-Zn alloy via controlling the microstructure by heat treatment
May 2025
•Large MgLi2Zn phase in as-cast LZ148 alloy results in the micro-galvanic corrosion.•Corrosion resistance of as-cast sample is dramatically improved by T4 treatment.•Nano MgLi2Zn precipitates in T4...
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A novel strategy for promoting corrosion and wear resistance of Mg-Li alloys: Gradient eutectic high-entropy alloy coating induced by in-situ bidirectional diffusion
May 2025
•Cold spraying assisted high-speed laser cladding technique for Mg-Li alloys was proposed.•A gradient coating consisted of in-situ transition region and EHEA layer was successfully prepared.•The evolution...
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Grain boundary-mediated strain response mechanism of AZ31 gradient- structure Mg alloy plate under uniaxial tensile loading
May 2025
•The AZ31 gradient structure magnesium alloy prepared by HPR has high strength and plasticity.•The research focuses the analysis of grain boundary and strain distribution change in GS during uniaxial...
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On the microstructural, mechanical, damping, wear properties of magnesium alloy AZ91-3 vol. % SiCP-3 vol. % fly ash hybrid composite and property correlation thereof
May 2025
•AZ91 Mg alloy hybrid composite (3 vol. % SiCp and 3 vol. % fly ash particles) is fabricated using stir casting and hot extrusion.•Pair-wise property correlation map between grain size, density, mechanical,...
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Physical and chemical interfacial engineering of Mg anodes for rechargeable magnesium batteries
May 2025
•The formation of inactive oxide layers, electrolyte incompatibility, and poor reversibility during Mg deposition/stripping remain key challenges in the magnesium battery field.•To address issues, physical...
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Strengthening of Mg-Li alloy dominated by continuously hardened Mg phase during room temperature rolling
May 2025
•A Mg-Li-RE alloy with high strength and moderate elongation to failure was prepared by room temperature rolling.•After undergoing room temperature rolling, effectively enhancing the microhardness of...
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Improving the mechanical properties of AZ31 sheet by adding nano-TC4 particles
May 2025
•AZ31 composite sheets were successfully prepared by stir casting combined with ball milling process with reinforcement of nano-TC4 particles.•A strong interfacial binding was formed between the nano-TC4...
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Positive-negative shear asymmetry and anisotropy of a textured rolled plate of AZ31B Mg alloy under simple shear
May 2025
•Distinct tension twinning activities of Mg cause positive-negative shear asymmetry.•Shear begets multiple twin variants thus retards twin growth and matrix exhaustion.•τ-γp curves of Mg simple sheared...
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Effect of cooling rate on corrosion resistance and behavior of micro-alloyed cast AZ91-Ca-Y alloy
May 2025
•As the cooling rate increased, the short- and long-term corrosion resistance of AZXW9100 improved.•Determining parameter of short-term corrosion was an area fraction of the eutectic α and β phases.•The...
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Exploring kink strengthening in WZ21 magnesium alloy via slow solidification and extrusion
May 2025
•Large-grained materials with MF structure are highly susceptible to kinking.•Specific grain orientations are more favorable for kinking and twinning.•Kinking greatly improves strength of material.•Texture...
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