Results 31 to 40 of about 1,411,363 (302)

Rapid corrosion rates and high mechanical properties of as-extruded Mg–Er–Ni alloys by introducing LPSO and γʹ phases

open access: yesJournal of Materials Research and Technology, 2023
The Mg–Er–Ni alloy with comparable strength and solubility was prepared by controlling the Ni content. The mechanical properties and corrosion mechanism of alloys with long-period stacking ordered (LPSO) phase, as well as those with both LPSO and γʹ ...
Chaoneng Dai   +7 more
doaj   +1 more source

Advances in coatings on biodegradable magnesium alloys

open access: yes, 2020
The clinic applications of bioabsorbable magnesium (Mg) and its alloys have been significantly restricted owing to their poor corrosion resistance. Besides elemental alloying, surface modification and functionality is a major approach to increasing ...
Zheng-Zheng Yin   +6 more
semanticscholar   +1 more source

Effect of lamellar LPSO phase on mechanical properties and damping capacity in cast magnesium alloys

open access: yesJournal of Materials Research and Technology, 2023
The effect of the lamellar long period stacking order (LPSO) phase on both mechanical properties and damping capacity of magnesium alloys is still vague.
Cong Dang   +6 more
doaj   +1 more source

Dual-ionic imidazolium salts to promote synthesis of cyclic carbonates at atmospheric pressure

open access: yesGreen Energy & Environment, 2022
Novel dual-ionic imidazolium salts are shown to display excellent catalytic activity for cycloaddition of carbon dioxide and epoxides under room temperature and atmospheric pressure (0.1 MPa) without any solvent and co-catalyst leading to 96.1% product ...
Tengfei Wang   +8 more
doaj   +1 more source

Formation of a calcium hydrogen phosphate coating on AZ41 magnesium alloy by ultrasound-assisted chemical conversion for concrete formwork

open access: yesJournal of Materials Research and Technology, 2023
The poor anticorrosion property of magnesium alloys is one of main concerns prior to their various applications. In this study, an anticorrosive hydrogen phosphate coating was fabricated via the ultrasound-assisted chemical conversion treatment on AZ41 ...
Ye Wang   +5 more
doaj   +1 more source

Effects of Alloying Elements on the Dissolution and Precipitation Behaviour of Fe in Mg-Al Alloy Melts

open access: yesMetals, 2023
It is necessary to strictly control the iron (Fe) impurity in Mg-Al alloys to guarantee good corrosion resistance and mechanical properties. In this work, the effects of alloying elements and temperatures on the solubilities of Fe in the Mg-Al-based ...
Shiyu Jiang   +8 more
doaj   +1 more source

Deformation behaviors and the related high-temperature mechanical properties of Mg–11Gd–5Y–2Zn–0.7Zr via regulating extrusion temperatures

open access: yesJournal of Materials Research and Technology, 2023
The effects of extrusion temperatures (430, 450, 470 and 490 °C) on the microstructures and mechanical properties of Mg–11Gd–5Y–2Zn–0.7Zr (GW) alloys at room temperature (RT), 250, 300, 350 °C were systematically investigated.
Jianxin Zhou   +10 more
doaj   +1 more source

Microstructures and the improved mechanical properties of AZ91 alloy by incorporating Ti-6Al-4V particles

open access: yesJournal of Materials Research and Technology, 2023
Magnesium (Mg) based composites are often difficult to achieve the trade-off between strength and ductility. The titanium (Ti) metal particles, which show better wettability and ductility than ceramic particles, are selected as reinforcements to ...
Hong Yang   +9 more
doaj   +1 more source

Substitution of Ni for Zn on microstructure and mechanical properties of Mg–Gd–Y–Zn–Mn alloy

open access: yesJournal of Magnesium and Alloys, 2017
This study analyzes the effect of substitution of Ni for Zn on microstructure and mechanical properties of Mg–Gd–Y–Zn–Mn alloy. Our results show that the volume fraction of Mg5(Gd, Y) and (Mg, Zn)3RE phase decreased and LPSO phase increased with more ...
Rongqing Zhang   +4 more
doaj   +1 more source

Increasing the compact density and its consistency in the cross-section for enhancing the anti-corrosion and mechanical properties of micro-arc oxidation coatings

open access: yesJournal of Materials Research and Technology, 2022
The micro-arc oxidation coatings (MAO) coatings formed on the magnesium (Mg) matrix usually have various porosity in the cross-section due to the uneven thermal stress, resulting in the non-consistent compact density in the external and inner layer ...
Ke Wang   +9 more
doaj   +1 more source

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