Ameliorating the re/dehydrogenation behaviour of MgH2 by zinc titanate addition
Available online 7 June 2023
Magnesium hydride (MgH2) is the most feasible and effective solid-state hydrogen storage material, which has excellent reversibility but initiates decomposing at high temperatures and has slow kinetics...
Share article
Assessment of a two-surface plasticity model for hexagonal materials
Available online 30 May 2023
A computationally efficient two-surface plasticity model is assessed against crystal plasticity. Focus is laid on the mechanical behavior of magnesium alloys in the presence of ductility-limiting defects,...
Share article
Regulating local coordination environment of Mg−Co single atom catalyst for improved direct methanol fuel cell cathode
Available online 22 May 2023
Fuel cells operated with a reformate fuel such as methanol are promising power systems for portable electronic devices due to their high safety, high energy density and low pollutant emissions. However,...
Share article
Effects of temperature on critical resolved shear stresses of slip and twining in Mg single crystal via experimental and crystal plasticity modeling
Available online 21 May 2023
•Effect of temperature on the CRSSs of slips and twinning is evaluated in Mg single crystals.•Slips traces are used specially to define various deformation modes of Mg.•VPSC-GA modeling is proved to...
Share article
The misalignment between degradation rate and mechanical integrity of Mg-Zn-Y-Nd alloy during the degradation evaluation in modified Hanks' solutions
Available online 20 May 2023
The degradation behavior of biodegradable Mg alloys has become a research hotspot in the fields about biodegradable metallic materials. While the most of the related publications mainly focused on the...
Share article
TiO2@C catalyzed hydrogen storage performance of Mg-Ni-Y alloy with LPSO and ternary eutectic structure
Available online 12 May 2023
A designed Mg88.7Ni6.3Y5 hydrogen storage alloy containing 14H type LPSO (long-period stacking ordered) and ternary eutectic structure was prepared by regulating the alloy composition and casting. The...
Share article
Comparison of the effects of submerged laser peening, cavitation peening and shot peening on the improvement of the fatigue strength of magnesium alloy AZ31
Available online 12 May 2023
•Fatigue strength of magnesium alloy AZ31B was improved by peening methods.•AZ31B was treated by submerged laser peening, cavitation peening and shot peening.•At submerged LP (SLP), laser ablation impact...
Share article
Formation and transformation of metastable LPSO building blocks clusters in Mg-Gd-Y-Zn-Zr alloys by spinodal decomposition and heterogeneous nucleation
Available online 11 May 2023
To study the formation and transformation mechanism of long-period stacked ordered (LPSO) structures, a systematic atomic scale analysis was conducted for the structural evolution of long-period stacked...
Share article
Interfacial microstructure evolution for coordinated deformation of Mg/Al composite plates by asymmetrical rolling with differential temperature rolls
Available online 11 May 2023
•Composite plates of AZ31B and 6061Al alloy with different thickness ratios were prepared by asymmetrical rolling with differential temperature rolls.•Differences in microstructural evolution of intermetallic...
Share article
One developed finite element model used in nano-layered flaky Ti2AlC MAX ceramic particles reinforced magnesium composite
Available online 10 May 2023
As one novel reinforcement used in magnesium composite, nano-layered flaky ternary MAX particle exhibits interesting anisotropic ceramic and metal properties. In order to accurately simulate the mechanical...
Share article
Maximizing precipitation hardening effect enables ultrahigh strength in a coarse-grained Mg-13Gd forging alloy
Available online 9 May 2023
In this work, a new strategy for achieving ultrahigh strength in the coarse-grained Mg-Gd binary alloy via utilizing recrystallization texture hardening and maximizing precipitation strengthening has...
Share article
Effect of multifunction cavitation using phosphoric acid on fatigue and surface properties of AZ31 magnesium alloy
Available online 9 May 2023
Magnesium alloy is attractive for lightweight construction but often suffers from poor corrosion resistance and low strength. Cavitation processing with chemicals, i.e., multifunction cavitation (MFC),...
Share article
Corrosion resistance of a calcium carbonate coating prepared by ultrasound-assisted chemical conversion in calcium disodium edetate solution
Available online 1 May 2023
•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...
Share article
Enhanced oxidation and overheating resistance of the extruded Mg–Zn–Al–Mn magnesium alloy by Calcium addition
April 2023
The effects of Ca addition on the microstructure and oxidation properties of a new Mg alloy were studied. The oxidation behavior of the alloys was analyzed by thermal analysis and material characterization...
Share article
Lithium mapping in a Mg-9Li-4Al-1Zn alloy using electron energy-loss spectroscopy
April 2023
Magnesium-lithium alloys with high lithium content have been attracting significant attention because of their low density, high formability and corrosion resistance. These properties are dependent...
Share article
Corrosion and corrosion-fatigue behavior of magnesium metal matrix composites for bio-implant applications: A review
April 2023
Recently, the topic of bioresorbable metals, with much focus on magnesium for bone implant applications, has been an area of considerable investigation. Indeed, it could be argued that magnesium is...
Share article
Hydrogen absorption/desorption cycling performance of Mg-based alloys with in-situ formed Mg2Ni and LaHx (x = 2, 3) nanocrystallines
April 2023
Aiming to elucidate the hydrogen absorption/desorption cycling properties of Mg-based alloys with in-situ formed Mg2Ni and LaHx (x = 2, 3) nanocrystallines, the hydrogen storage cycle stability, hydriding/dehydriding...
Share article
Developing super-hydrophobic and corrosion-resistant coating on magnesium-lithium alloy via one-step hydrothermal processing
April 2023
Formation of super-hydrophobic and corrosion-resistant coatings can provide significant corrosion protection to magnesium alloys. However, it remains a grand challenge to produce such coatings for magnesium-lithium...
Share article
Finite element analysis using elasto-visco-plastic self-consistent polycrystal model for E-form Mg sheet subjected to bending
April 2023
The mechanical behavior of a magnesium alloy E-form under bending was investigated using the elasto-visco-plastic polycrystal model (ΔEVPSC) and its finite element (FE) implementation (ΔEVPSC-FE) developed...
Share article
Influence of second phase precipitates on mechanical and in-vitro corrosion behaviour of Mg-4Zn-0.5Ca-0.8Mn alloy in optimum homogenized conditions
April 2023
•Homogenization parameters are optimized through thermodynamic-kinetic calculations.•24 h of homogenization at 633 K sufficiently disrupts precipitate interconnectivity.•Dissolution of coarse Ca2Mg6Zn3...
Share article
Generating micro/nanostructures on magnesium alloy surface using ultraprecision diamond surface texturing process
April 2023
•The ultraprecision diamond surface texturing process was proposed to generate the micro/nanostructures on the magnesium surfaces.•The finite element model was established to simulate the machining...
Share article
Production of high-purity Mg metal from dolomite through novel molten salt electrolysis and vacuum distillation
April 2023
In this study, a novel Mg production process for producing high-purity Mg metal from dolomite was developed. When the electrolysis of calcined dolomite was conducted using Cu cathode and C anode in...
Share article
Microstructures and electrochemical behaviors of casting magnesium alloys with enhanced compression strengths and decomposition rates
April 2023
nMg-xZn-Zr-SiC alloys are designed and fabricated with casting process.nAlloys display floccules, matrixes and second phases with discontinuous reticular structures.nMaterials guarantee fast decomposition...
Share article
Dissolution and reprecipitation of 14H-LPSO structure accompanied by dynamic recrystallization in hot-extruded Mg89Y4Zn2Li5 alloy
April 2023
We investigate the variation induced in long-period stacking ordered (LPSO) structures, dynamic recrystallization (DRX), and mechanical performance of hot-extruded Mg89Y4Zn2Li5 alloys fabricated at...
Share article
Twin-twin geometric structure effect on the twinning behavior of an Mg-4Y-3Nd-2Sm-0.5Zr alloy traced by quasi-in-situ EBSD
April 2023
We studied the microstructure evolution of Mg-4Y-3Nd-2Sm-0.5Zr alloy by quasi-in-situ electron backscatter diffraction (EBSD) along with several strains under compression tests, which provided direct...
Share article