Results 71 to 80 of about 1,277,518 (381)

Adjustment of Coatings Morphology and Particle Distribution of Layered Silicates by Freeze‐Drying for Improved Gas Barriers

open access: yesAdvanced Engineering Materials, EarlyView.
Freeze‐drying of layered silicate is the key to get coatings with superior gas barrier. Freeze‐drying of layered silicates modified with dodecylamine (DDA) is a highly effective technique for the preparation of barrier pigments that significantly mitigate the permeation of oxygen, water vapor, and hydrogen through polymer films containing these ...
Joshua Lommes   +4 more
wiley   +1 more source

Spectrochemical Investigation of Aluminum Master Alloys [PDF]

open access: yesPakistan Journal of Analytical & Environmental Chemistry, 2010
The objective of this study is to observe the significance of sampling fractions in spectrochemical analysis of aluminium master alloys. Aluminium master alloys are difficult to analyze by routine analytical methods due to inhomogeneity and high ...
Naveed Akhtar
doaj  

A Comparison Between Semisolid Casting Methods for Aluminium Alloys

open access: yesMetals, 2020
Semisolid casting of aluminium alloys is growing. For magnesium alloys, Thixomoulding became the dominant process around the world. For aluminium processing, the situation is different as semisolid processing of aluminium is more technically challenging ...
A. Jarfors
semanticscholar   +1 more source

Mechanisms of enhanced heterogeneous nucleation during solidification in binary Al-Mg alloys [PDF]

open access: yes, 2012
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2012 ElsevierThe mechanisms involved in the grain refinement of Al–Mg alloys through varying the Mg content and applying ...
Anson   +50 more
core   +1 more source

The Influence of Alloy Composition and Liquid Phase on Foaming of Al−Si−Mg Alloys [PDF]

open access: yes, 2020
The foaming behaviour of aluminium alloys processed by the powder compaction technique depends crucially on the exact alloy composition. The AlSi8Mg4 alloy has been in use for a decade now, and it has been claimed that this composition lies in an “island
Banhart, John   +6 more
core   +1 more source

Exploring Microstructure–Physical Property–Corrosion Response Relationship in Intermetallic Compounds of Al‐Cu Bimetallic Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Al‐Cu intermetallic compounds (IMCs) have a significant influence on the properties of Al‐Cu bimetallic interfaces formed in compound casting. This article provides a deeper understanding of microstructure, crystallography, thermal properties, hardness, and corrosion response of Al‐Cu IMCs with the goal of facilitating the optimization of the ...
Alireza Nazarahari   +7 more
wiley   +1 more source

X‐Ray Tomography Analysis of Damage Mechanisms in Metal Matrix Syntactic Foams During Compression

open access: yesAdvanced Engineering Materials, EarlyView.
In situ synchrotron X‐ray tomography is used to investigate the internal damage mechanisms of AlSi12 metal matrix syntactic foam with ceramic hollow spheres during compressive loading. It is concluded that a homogeneous distribution of the second‐phase filler material results in a sequential collapse in a localized region; this leads to controlled and ...
Indrajeet Tambe   +8 more
wiley   +1 more source

Progress in eco-friendly aerospace coatings: the future beyond chromates

open access: yesJournal of Electrochemical Science and Engineering
Aluminium alloys have a good strength-to-weight ratio and low density, but they are not impervious to corrosion. Therefore, it is necessary to evaluate their corrosion performance in the atmospheric environment.
Bhavana Rikhari   +2 more
doaj   +1 more source

The Structure Analysis of Secondary (Recycled) AlSi9Cu3 Cast Alloy with and without Heat Treatment

open access: yesEngineering Transactions, 2013
Al-Si alloys are very universal materials, comprising of from 85% to 90% of the aluminium cast parts produced for the automotive industry (e.g.
Lenka HURTALOVÁ   +2 more
doaj   +1 more source

Challenges and Opportunities in Remote Laser Welding of Steel to Aluminium [PDF]

open access: yesMATEC Web of Conferences, 2019
In the last two decades, the automotive industry has been facing demands to reduce fuel consumption and to meet CO2 emissions through applications of lightweight materials.
Kotadia Hiren R.   +2 more
doaj   +1 more source

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