Mohamed Ahmed
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View article: Chemical mechanical polishing as an alternative surface treatment technique for corrosion prevention of carbon steel in an acidic medium
Chemical mechanical polishing as an alternative surface treatment technique for corrosion prevention of carbon steel in an acidic medium Open
View article: Mechanical Properties of SiC Nanoparticle-Reinforced Al-2024 Alloy
Mechanical Properties of SiC Nanoparticle-Reinforced Al-2024 Alloy Open
This study investigates the mechanical properties of Al-2024 alloy reinforced with SiC nanoparticles, highlighting the effectiveness of ultrasonic-assisted stir casting in achieving uniform dispersion of the nanoparticles. The aim is to en…
View article: SummAct: Uncovering User Intentions Through Interactive Behaviour Summarisation
SummAct: Uncovering User Intentions Through Interactive Behaviour Summarisation Open
Recent work has highlighted the potential of modelling interactive behaviour analogously to natural language. We propose interactive behaviour summarisation as a novel computational task and demonstrate its usefulness for automatically unc…
View article: Comparison of Mechanical, Fatigue, and Corrosion Properties of Fusion-Welded High-Strength AA6011 Alloy Using Three Filler Wires
Comparison of Mechanical, Fatigue, and Corrosion Properties of Fusion-Welded High-Strength AA6011 Alloy Using Three Filler Wires Open
In this study, the welding performance of three filler wires, ER4043, ER5356, and the newly developed FMg0.6, were systematically investigated in the gas metal arc welding of high-strength AA6011-T6 plates. An extensive analysis of the mic…
View article: Microstructure and Mechanical Properties of High-Strength AA6011 Aluminum Alloy Welding with Novel 4xxx Filler Metals
Microstructure and Mechanical Properties of High-Strength AA6011 Aluminum Alloy Welding with Novel 4xxx Filler Metals Open
Welding high-strength 6xxx aluminum alloys using a commercial ER4043 filler often results in inferior joint strength. This study investigated the effects of newly developed Al-Si-Mg filler metals with varying Mg (0.6–1.4 wt.%) and Mn (0.25…
View article: Welding of AA6061-T6 Sheets Using High-Strength 4xxx Fillers: Effect of Mg on Mechanical and Fatigue Properties
Welding of AA6061-T6 Sheets Using High-Strength 4xxx Fillers: Effect of Mg on Mechanical and Fatigue Properties Open
Al-Si-Mg 4xxx filler metals are widely used in aluminum welding owing to their excellent weldability and capability for strength enhancement by heat treatment. However, weld joints with commercial Al-Si ER4043 fillers often exhibit poor st…
View article: The cookie recipe: Untangling the use of cookies in the wild
The cookie recipe: Untangling the use of cookies in the wild Open
Users online are commonly tracked using HTTP cookies when browsing on the web. To protect their privacy, users tend to use simple tools to block the activity of HTTP cookies. However, the "block all" design of tools breaks critical web ser…
View article: Understanding the Detection of View Fraud in Video Content Portals
Understanding the Detection of View Fraud in Video Content Portals Open
While substantial effort has been devoted to understand fraudulent activity in traditional online advertising (search and banner), more recent forms such as video ads have received little attention. The understanding and identification of …
View article: Unravelling the Impact of Temporal and Geographical Locality in Content Caching Systems
Unravelling the Impact of Temporal and Geographical Locality in Content Caching Systems Open
To assess the performance of caching systems, the definition of a proper process describing the content requests generated by users is required. Starting from the analysis of traces of YouTube video requests collected inside operational ne…