Recent Articles

Open access

ISSN: 2213-9567

A review on high performance MgB2 wires: From material science to practical application

•This review provides a systematic overview on PIT and IMD MgB2 wires/tapes, critically assessing their respective advantages and limitations.•This review gives a summary of method aiming at improving...

In situ self-generation and joint strengthening mechanisms of low melting point layered Mg-Zn filler

•A filler was designed and prepared to achieve the high strength joining of Mg alloy brazed joints at low temperatures.•The α'-Mg/Mg7Zn3 (MgZn2) soft-hard biphasic heterogeneous structure formed during...

Impact of tunable oxygen vacancy on microstructure, conduction mechanism and dielectric properties of Y3+/Mg2+ modified calcium copper titanate ceramics

•Pristine and Y3+/Mg2+ modified CCTO ceramic were successfully synthesized by conventional SSR method.•Hopping of charge carriers between Cu+ ↔ Cu2+ and Ti3+ ↔ Ti4+ states is main cause of semiconducting...

Precipitation of abundant nano-interfaces in Sc/In-doped Mg-Y-Zn alloy and the two-stage hydrogenation behavior: Enabling rapid reaction kinetics

•Abundant nano-interfaces are constructed in α-Mg phase with annealing of Mg95Y2Sc1Zn1In1 alloy.•An elevated hydrogenation capacity of 6.39 wt.% is reached since reaction of inner α-Mg grains is accelerated.•Extra...

A cast-on galvanic-corrosion-resistant self-passive thick rapid coating for Mg alloy

•A multilayered thick Zn-Al-Mg alloy coating was rapidly cast on a Mg alloy.•The metallurgically fused coating did not alter substrate microstructure or properties.•The wear-resistant coating had great...

Metabolic behavior of the degradation products of magnesium alloys in bone tissue

•The Mg alloy anchors gradually degraded in vivo and Mg-based degradation products were rapidly metabolized and absorbed.•In the early stages of the fastest degradation rate, the micro-environment inhibited...

Atomic-scale role of rare earth solution atoms in suppressing irradiation-induced void evolution in Mg-Y alloy

•The irradiation-induced void evolution of alloy at atomic-scale was firstly studied.•The growth of voids was hindered by the formation of clusters composed by yttrium element.•Voids undergo irregular...

Novel plastic loop topologies in pure Mg and orientation-dependent fracture of β-Mg₁₇Al₁₂ precipitates under shallow scratching

•Surface-dominated scratching in Mg yields curved multi-segment dislocation loops.•HCP→FCC markers reveal stacking-fault/partial-dislocation plasticity in pure Mg.•β-Mg17Al12 orientation controls loop...

Time-resolved analysis of the dynamics of deformation mechanisms in low-alloyed rapidly solidified Mg-Zn-Y-Al alloy

•The low-alloyed RSRC Mg-Zn-Y-Al alloy has high strength and low yield strength asymmetry.•Acoustic emission gives in-situ insight into the timing and interplay of deformation mechanisms.•The variation...

A novel flame retardant strategy for molten magnesium alloys: The effect of the new protective gas C3H2F6 on EV33 alloy

•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...

A biomimetic magnesium–hydrogel scaffold with ferroptosis regulatory function for bone defect repair

•A biomimetic composite scaffold was developed by impregnating 3D-printed Mg scaffolds with hydrogel.•The dual-layer design delayed magnesium degradation and enabled sustained Mg2+ release.•The scaffold...

Study on the preparation principle and strengthening mechanism of in-situ synthesized Mg-Li matrix composites through the La2O3→La→AlmLan route

•Based on the modification technology of flux (LiF-LiCl), the efficient wetting of between La2O3 powder and Mg-Li alloy melt has been achieved.•By adopting the route of “La2O3→La→AlmLan”, a new type...

Exploring BaMg2XH8 (X = V, Mn, Fe, and Co) hydrides for solid-state hydrogen storage: Mechanical, electronic, optical, and phonon perspectives

•DFT reveals structural, mechanical, electronic, optical, and H-storage traits of BaMg2XH8 (X = V, Mn, Fe, Co).•All compounds adopt a trigonal P3¯m1 structure and exhibit thermodynamic and mechanical...

Recent progress in wire arc additive manufacturing of magnesium alloys

•The effect of process parameters on microstructure and mechanical properties are systematically summarized.•Strengthening mechanism and unique corrosion behavior of WAAM-Mg alloys are discussed.•Optimization...

Heat treatment, tensile and creep behaviors of Mg-Gd-Y-Zr alloy by novel near-liquidus squeeze cast

•Optimized T4 and T6 regimes were developed for NSC alloys to maximize strengthening.•NSC alloy exhibits improved strengths and comparable ductility to GC and SC alloys.•The creep behavior was systematically...

Interlayer cooling time-mediated microstructural control and mechanical property tailoring in wire-arc additively manufactured Mg-Gd-Y-Zn-Zr alloys

•The 18R-LPSO phases appeared in the as-deposited samples, with a maximum volume fraction of about 1.43%.•The formation mechanism of 18R-LPSO during WAAM was clarified.•At an ICT of 90 s, the as-deposited...

Thermal deformation behavior and related deformation mechanisms of Mg–3Y alloy under shear–compression loading conditions

•The thermal shear–compression deformation was investigated via integrated physical simulation and numerical modeling.•During thermal shear–compression deformation, the Mg–3Y alloy demonstrates pronounced...

Tb/Sm co-doping mediated luminescence regulation in Mg-based LiMgPO4 with insights from ab initio calculations and experimental investigation

•The specific occupation of equivalent Mg sites and repulsive interaction between Tb³⁺ and Sm³⁺ serve as the atomic-scale origin for optimal luminescence.•A complete "repulsion → dispersion → energy...

Natural-substance-integrated multifunctional coating enabled by diatomite and composite inhibitors for stimuli-responsive corrosion control

•Innovative intelligent microcontainers: GT@DE/PDA microcontainers solve traditional inhibitor loss and poor controlled-release issue.•The coating combines four functions (intelligent corrosion inhibition,...

Deformation of wire-arc additively manufactured magnesium alloy under uniaxial tension: In situ synchrotron X-ray diffraction and tomography study

•In situ synchrotron X-ray techniques reveal WAAM Mg alloy deformation dynamics.•In situ multi-scale measurements reveal the alloys weak anisotropy and twin evolution.•In situ 3D imaging shows voids...

Research progress on flame-retardant methods for magnesium alloys

•From the dual perspective of thermodynamics and kinetics, the high temperature oxidation and ignition process of magnesium alloy were systematically combed, and the formation mechanism, composition...

Grain refinement and enhanced mechanical properties of rolled and annealed Mg–3Al alloy through trace Ca addition

•Minor Ca addition (0.2 wt.%) to Mg–3Al alloy induces Al2Ca particle formation.•Al2Ca particles promote {10–11}–{10–12} double twinning in the as-rolled microstructure.•Double twins act as nucleation...

High-throughput design and machine-learning optimization of SLM-fabricated high-entropy alloy coatings on magnesium alloys

•High-throughput SLM enables rapid mapping of process–property relations.•BPNN-NSGA-II achieves accurate prediction and parameter optimization.•HEA coating shows dense structure and strong metallurgical...

Stay Informed

Register your interest and receive email alerts tailored to your needs. Sign up below.