Results 41 to 50 of about 1,042 (181)

Advancing Severe Plastic Deformation for Tubular Samples: Systematic Review and Machine Learning Optimization

open access: yesMetalMat, Volume 3, Issue 1, March 2026.
This review highlights recent advancements in Severe Plastic Deformation (SPD) techniques tailored for tubular samples. The mechanisms of processing are critically discussed with emphasis on microstructural control and the governing process parameters that enable refinement to ultrafine‐ and nano‐grained structures. Comparative insights into equivalent
Eman M. Zayed   +5 more
wiley   +1 more source

Microstructure and Corrosion Resistance Studies of PEO Coated Mg Alloys with a HF and US Pretreatment

open access: yesInternational Journal of Electrochemical Science, 2017
The effect of hydrofluoric acid (HF) pretreatment on the microstructure and corrosion resistance of PEO coatings on AZ91 Mg alloys was investigated. The results showed that thin fluoride film was formed on AZ91 Mg alloy after pretreatment.
Fangfang Wei   +3 more
doaj   +1 more source

Understanding the High Creep Resistance of MRI 230D Magnesium Alloy through Nanoindentation and Atom Probe Tomography

open access: yesMetals, 2021
Due to their low density, magnesium alloys are very appealing for light-weight constructions. However, the use of the most common magnesium alloy, AZ91 (Mg 9 wt.% Al, 1 wt.% Zn), is limited to temperatures below 150 °C due to creep failure.
Dorothea Matschkal-Amberger   +5 more
doaj   +1 more source

Semantic Intelligence in Metallurgy: A Dual‐Stage Language Model Framework for Processing‐Aware Magnesium Alloy Design

open access: yesMaterials Genome Engineering Advances, Volume 4, Issue 1, March 2026.
This study introduces a dual‐stage language model framework that extracts processing information from scientific literature and integrates it with thermodynamic data for magnesium alloy design. By combining semantic intelligence with quantitative modeling, the approach enables processing‐aware prediction of mechanical and thermal properties, bridging ...
Ziliang Lu   +8 more
wiley   +1 more source

Effect of Rare Earth on Corrosion Products and Impedance Behavior of AZ91 Magnesium Alloy Under Dry-wet Cycles

open access: yesCailiao gongcheng, 2017
The effect of mischmetal of lanthanum and cerium on the composition and structure of the corrosion products on the surface of AZ91 Mg alloy in deicing salt solution under dry-wet cycles was investigated by scanning electron microscopy (SEM), X-ray ...
ZHAO Xi   +3 more
doaj   +1 more source

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, Volume 28, Issue 4, 18 February 2026.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

New Advances of Degradable Magnesium‐Based Metal Biomaterials in the Field of Orthopedics

open access: yesRare Metals, Volume 45, Issue 2, February 2026.
ABSTRACT Based on their outstanding biomechanical properties and superior osteogenic activity, magnesium (Mg) and its alloys have been extensively investigated for their biocompatibility and therapeutic efficacy in treating fractures and bone defects.
Jia‐Nan Yu   +8 more
wiley   +1 more source

Towards Binder Jetting and Sintering of AZ91 Magnesium Powder

open access: yesCrystals, 2023
The inherent properties of magnesium (Mg) make it one of the most challenging metals to process with additive manufacturing (AM), especially with fusion-based techniques. Binder jetting is a two-step AM method in which green Mg objects print near room temperature, then the as-printed green object sinters at a high temperature.
Mojtaba Salehi   +5 more
openaire   +3 more sources

Strengthening/weakening effect of graphene orientation angle on mechanical properties of AZ91 magnesium matrix composites

open access: yesJournal of Magnesium and Alloys
Graphene, as the reinforcing phase of magnesium matrix composites, can effectively improve the material strength, elastic modulus, and other properties. However, the random distribution of graphene in the matrix (i.e., random orientation angle) leads to ...
Dunwei Peng   +5 more
doaj   +1 more source

Scratch Test Studies on the Connection of Al2O3+40%TiO2 Coating with AZ91 Alloy Casting [PDF]

open access: yesArchives of Foundry Engineering
The paper presents the results of scratch tests on the connection of the Al2O3+40%TiO2 coating with the AZ91 alloy casting. The Al2O3+40%TiO2 coating was applied to the AZ91 alloy casting using the APS (Atmospheric Plasma Spraying) method. Microstructure
S. Olszewska, M. Mróz
doaj   +1 more source

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