Micro-alloying of Zn and Ca in vacuum induction casted bioresorbable Mg system: Perspectives on corrosion resistance, cytocompatibility, and inflammatory response
Available online 26 July 2024
•Vacuum induction casting Technique: Biodegradable Mg alloys produced using VIC technique without SF6 gas, eliminating need for external flux.•Effect of Micro-alloying Zn and Ca: The impact of Zn, Ca...
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Effect of hydrogen fluoride and magnesium oxide on AZ31 Mg alloy/carbon fiber-reinforced plastic composite by thermal laser joining technique
Available online 25 July 2024
•AZ31 alloy/CFRP joints were produced by laser joining with/without HF treatment.•NEXAFS technique demonstrated that HF treatment imparted reactive sites on the alloy surface for chemical bonding.•H-F...
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Degradation behavior of pure Mg in the physiological medium and growth mechanism of surface corrosion product films
Available online 25 July 2024
•Pure Mg shows a faster corrosion rate in SBF compared to NaCl solution, due to HPO42−/H2PO4−.•The degradation rate of pure Mg in SBF decreases rapidly within the first 12 h due to the rapid film-forming...
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Achieving high-performance FSLW AZ31B/TC4 dissimilar joints with ultrastrong interface by Sn addition
Available online 25 July 2024
•AZ31B/TC4 dissimilar alloys were successfully FSLW with Sn addition.•High-strength FSLW joints of 593.3 N/mm with nanosized Mg2Sn particles and ultrastrong interface were produced.•Interfacial microstructure...
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Effect of Y on oxide film formation and ignition behavior of magnesium-rare earth alloy
Available online 24 July 2024
•For the EV32 magnesium alloy, ignition occurs through the rupture of the oxide film.•The addition of Y effectively enhances the density of the oxide film, thereby increasing the ignition point of the...
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Carboxylates as green corrosion inhibitors of magnesium alloy for biomedical application
Available online 21 July 2024
•The carboxylate effect on the degradation of two Mg alloys is studied.•The corrosion behavior of the Mg alloy in a saline with inhibitors is revealed.•The morphology and chemical composition of the...
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Achieving excellent mechanical properties in Mg-5Bi-3Al alloy via ultra-fine grain and high-density precipitates
Available online 20 July 2024
•Mg-5Bi-3Al alloy extruded at 240 °C has excellent strength-ductility balance with UTS of 418 MPa.•Ultra-fine DRXed grain (∼0.5 µm) and dense precipitates are the key to improved mechanical property.•The...
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Corrosion barriers induced by nano-heterogeneous structure in a biodegradable MgZn-based metal
Available online 19 July 2024
•Developed a nano-heterogeneous MgZn-based metal comprising Mg51Zn20 and MgZn2.•The grain size of the matrix phase Mg51Zn20 is 20–30 nm.•The material exhibits good performance in corrosion resistance...
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Laser powder bed fusion of Mg-6Gd-3Y-0.2Zr alloy: Excellent printability, heterogeneous microstructure and dedicated direct aging heat treatment
Available online 17 July 2024
•GW63K alloy is fabricated by LPBF AM process for the first time.•GW63K alloy achieves high relative densities (>99.6%) and no cracking across a wide range of process parameters, indicating excellent...
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Waste Mg alloys hydrogen production from seawater: An integrative overview of medium optimization, hydrogen-producing materials, underlying mechanisms, innovative technologies, and device development
Available online 17 July 2024
•Both modification strategy and medium regulation are applied.•The hydrolysis process and modification mechanism are thoroughly analyzed.•Focus on waste Mg, seawater resource reuse and circular economy.•Systematic...
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Mechanism of keyhole evolution and welding quality of electron beam welded magnesium alloy with scanning path variation via modeling and numerical study
Available online 16 July 2024
•Evolution mechanism and stability of keyhole is built.•Change in liquid flow state in molten pool with different scanning path is studied.•Influence of scanning path on keyhole stability is analyzed...
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Maximizing the potential applications of plasma electrolytic oxidation coatings produced on Mg-based alloys in anti-corrosion, antibacterial, and photocatalytic targeting through harnessing the LDH/PEO dual structure
Available online 15 July 2024
•Modification of PEO coatings on Mg alloys by LDH offers a promising avenue for enhancing the protective properties of these materials.•Integration of LDH layers or nanoparticles into PEO coatings has...
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Interactions between dynamic recrystallization and dynamic precipitation during hot forming of magnesium alloy: Multilevel cellular automaton modeling
Available online 15 July 2024
•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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Study on the theoretical and mechanism of CaF₂-catalyzed vacuum carbothermal reduction of MgO
Available online 15 July 2024
•The possible reactions in the MgO-C-CaF₂ system were analysed and the thermodynamic theory of CaF₂-catalysed vacuum carbothermal reduction of magnesium oxide was clarified.•The effect of CaF₂ addition...
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Selection of Fe as a barrier for manufacturing low-cost MgB2 multifilament wires – Advanced microscopy study between Fe and B reaction
Available online 15 July 2024
•MgB2 superconducting wires with the low-cost iron barrier.•Engineering critical current density and n-value results.•Three-dimensional microstructure and elemental mapping with focused ion beam te...
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Improving the mechanical properties of AZ31 sheet by adding nano-TC4 particles
Available online 14 July 2024
•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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Towards age-hardening ability enhancement and high strength in Mg–Gd–Ag alloy by balancing grain refinement and weakening of dynamic precipitation
Available online 14 July 2024
•A good balance between grain refinement and weakening of dynamic precipitation was attained.•Statically precipitated β phase is distinct in Gd/Ag ratio from dynamically precipitated one.•A quadruple...
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Research advances in multi-scale numerical simulations of forming and microstructures for magnesium alloys
Available online 9 July 2024
•Multi-scale modeling and simulation enhance our insights into magnesium alloys' microstructures and deformation mechanisms.•This review highlights recent advancements in numerical simulations of magnesium...
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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
Available online 8 July 2024
•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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Effect of Al2O3 nano sol content in Ni-Al2O3 composite coating on intermetallic compound formation and properties of Mg/Al soldered joints
Available online 8 July 2024
•Using a Ni-Al2O3 composite coating inhibits Mg2Sn formation in Mg/Al soldered joints.•Effect of Al2O3 nano-sol content in coatings on joint performance was investigated.•The coating-assisted Mg/Al...
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Advantages of rapid solidification over casting of Mg-0.4Zn-1Y alloy
Available online 8 July 2024
•Finer microstructure is achieved after rapid solidification.•Mille-Feuille microstructure is achievable by both procedures.•After heat treatment the only difference is grain size.•Rapid solidification...
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Mechanical and corrosion properties of full liquid phase sintered WE43 magnesium alloy specimens fabricated via binder jetting additive manufacturing
Available online 8 July 2024
•The optimized full liquid phase sintering is investigated for binder jetting printed Mg alloy.•The Y and Nd in WE43 powder film contributes to keeping the shape during sintering.•The full liquid phase...
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The work hardening and softening behavior of spherical Tip/Mg-5Zn-0.3Ca composite
Available online 8 July 2024
•The Tip could be elongated obviously after low-temperature extrusion, and the final aspect ratio reaches 13.7:1.•The elongated Tip endows the Tip/Mg-5Zn-0.3Ca with the YS and UTS of 430.3 MPa and 513.3...
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Effects of cooling rate on the microstructure and properties of magnesium alloy-a review
Available online 6 July 2024
•The effects of cooling rate on the microstructure and properties of magnesium alloy were reviewed.•The reasons for the divergence about the influence of cooling rate on the microstructure of magnesium...
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Dramatic improvement of formability in Mg-3Al-1Sn-0.5Ca-0.1Sm alloy via Mn microalloying combined with high temperature rolling
Available online 6 July 2024
•High temperature rolling promotes the formation of weak texture.•Trace Mn addition improves the synergy of strength and formability.•Grain refinement via Mn addition could improve formability....
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