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View article: Innovative Metal–Polymer Composite Panels with Integrated Channels for Thermal Management Systems Using Hybrid Friction Stir Channeling—HFSC
Innovative Metal–Polymer Composite Panels with Integrated Channels for Thermal Management Systems Using Hybrid Friction Stir Channeling—HFSC Open
In this research, we assess the feasibility of employing hybrid friction stir channeling (HFSC) to produce composite panels that combined an 8 mm thick AA6082-T6 aluminum alloy and 5 mm thick glass-fiber-reinforced Noryl GFN2. HFSC is an i…
View article: Effect of Strain Rate on Aluminum–Polymer Friction Stir Joints Mechanical Performance
Effect of Strain Rate on Aluminum–Polymer Friction Stir Joints Mechanical Performance Open
Friction stir-based joining techniques offer a promising route for the integration of highly dissimilar materials into single structures, with potential applications in safety-critical sectors such as hydrogen storage and lightweight mobil…
View article: Tensile and Flexural Behavior of Metal–Polymer Friction Stir Buttstrap Composite Panels
Tensile and Flexural Behavior of Metal–Polymer Friction Stir Buttstrap Composite Panels Open
This study investigates the friction stir joining of AA6082-T6 aluminum alloy and Noryl GFN2 polymer in a buttstrap configuration, targeting the development of lightweight cylindrical-shaped structures where the polymer provides thermal, c…
View article: Effect of Service Temperature on the Mechanical and Fatigue Behaviour of Metal–Polymer Friction Stir Composite Joints
Effect of Service Temperature on the Mechanical and Fatigue Behaviour of Metal–Polymer Friction Stir Composite Joints Open
This study investigates the mechanical and fatigue behaviour of friction stir composite joints fabricated from an aluminum alloy (AA6082-T6) and a glass fibre-reinforced polymer (Noryl® GFN2) under different service temperature conditions.…
View article: A novel 3D-printed clamping interface for the tensile testing of biological specimens
A novel 3D-printed clamping interface for the tensile testing of biological specimens Open
A novel 3D-printed clamping interface was designed to address challenges associated with the tensile testing of soft biological tissues, particularly specimen slippage and failure at the grips. To improve specimen adherence, four contact p…
View article: Experimental and numerical investigation on failure behaviour of aluminum-polymer friction stir composite joints
Experimental and numerical investigation on failure behaviour of aluminum-polymer friction stir composite joints Open
Friction stir composite joints between an aluminum alloy (AA6082-T6) and reinforced polymer (NorylTM GFN2) were studied regarding their failure characteristics. A comprehensive analysis on the mechanical behaviour of the joints was carried…
View article: Derailment Risk Assessment of a Freight Wagon due to Cyclic Top
Derailment Risk Assessment of a Freight Wagon due to Cyclic Top Open
Railway network infrastructure managers ensure safe operations by inspecting and maintaining tracks, adhering to regulations.Track quality is assessed post-inspection, processing track irregularities according to standards.Despite tracks m…
View article: Study of fatigue crack propagation on modified CT specimens under variable amplitude loadings using machine learning
Study of fatigue crack propagation on modified CT specimens under variable amplitude loadings using machine learning Open
This study focuses on predicting fatigue crack paths and fatigue life in modified compact tension specimens, under mixed mode and variable amplitude loading conditions, using Machine Learning techniques. Mixed-mode conditions were induced …
View article: High velocity steel spheres impact and damage analysis of graphene doped T700 composite shielding panels
High velocity steel spheres impact and damage analysis of graphene doped T700 composite shielding panels Open
Composite materials are increasingly being used in aircraft components such as fuselage panels which are subject to collision with debris during take-off/landing or in flight. This article provides an analysis of the impact resistance capa…
View article: Thermo-Mechanical Characterization of Metal–Polymer Friction Stir Composite Joints—A Full Factorial Design of Experiments
Thermo-Mechanical Characterization of Metal–Polymer Friction Stir Composite Joints—A Full Factorial Design of Experiments Open
With the increasing demand for lighter, more environmentally friendly, and affordable solutions in the mobility sector, designers and engineers are actively promoting the use of innovative integral dissimilar structures. In this field, fri…
View article: Human reliability and Organizational factors—How do Human Factors contribute to Signals Passed at Danger?
Human reliability and Organizational factors—How do Human Factors contribute to Signals Passed at Danger? Open
The majority of railway incidents happen due to human error. Historically, human error has been split into active and latent errors, both to be investigated. Active errors are linked to a specific individual, while latent errors tend to be…
View article: Fatigue Performance of Friction Stir Weld-Bonded Al-Mg joints
Fatigue Performance of Friction Stir Weld-Bonded Al-Mg joints Open
The need for weight reduction and leaner manufacturing and assembly processes in aircraft construction has led to the pursuit of alternative joining processes to conventional riveting. One such technology that has been considered for this …
View article: Effects of Friction Stir Welding Process Control and Tool Penetration on Mechanical Strength and Morphology of Dissimilar Aluminum-to-Polymer Joints
Effects of Friction Stir Welding Process Control and Tool Penetration on Mechanical Strength and Morphology of Dissimilar Aluminum-to-Polymer Joints Open
An engineering grade polymer—glass fiber-reinforced polyphenylene ether blended with polystyrene—and an aluminum alloy—AA6082-T6—were joined by friction stir welding in an overlap configuration. A comprehensive analysis was conducted of th…
View article: Analysis of different criteria and simulation parameters influence on three-dimensional plasticity induced crack closure loads
Analysis of different criteria and simulation parameters influence on three-dimensional plasticity induced crack closure loads Open
Fracture due to fatigue crack growth is still a prevalent failure mode in both brittle and ductile materials. While experimental procedures are fundamental to capture material behaviour in the presence of structural damage, numerical model…
View article: Effects of processing temperature on failure mechanisms of dissimilar aluminum-to-polymer joints produced by friction stir welding
Effects of processing temperature on failure mechanisms of dissimilar aluminum-to-polymer joints produced by friction stir welding Open
An engineering grade, glass fibre reinforced (GFR) polymer – Noryl™ Resin GFN2 - and an aluminum magnesium silicon alloy - AA6082-T6 - were joined by Friction Stir Welding (FSW) in overlap configuration. A systematic analysis was conducted…
View article: Joining of Aluminum Alloy AA7075 and Titanium Alloy Ti-6Al-4V through a Friction Stir Welding-Based Process
Joining of Aluminum Alloy AA7075 and Titanium Alloy Ti-6Al-4V through a Friction Stir Welding-Based Process Open
Combining dissimilar parts has become imperative for developing the structures based on lightweight materials, such as metal alloys, polymers or polymer matrix composites, and this has become one of the solutions to reverse the current tre…
View article: Mechanical behavior of friction stir butt welded joints under different loading and temperature conditions
Mechanical behavior of friction stir butt welded joints under different loading and temperature conditions Open
Friction Stir Welding is a process that has led to increasing usage of aluminum and its alloys in different industries, since it is an autogenous and a solid-state welding process. The work developed in this paper was focused on the analys…
View article: ITER collective Thomson scattering—Preparing to diagnose fusion-born alpha particles (invited)
ITER collective Thomson scattering—Preparing to diagnose fusion-born alpha particles (invited) Open
The ITER Collective Thomson scattering (CTS) diagnostic will measure the dynamics of fusion-born alpha particles in the burning ITER plasma by scattering a 1 MW 60 GHz gyrotron beam off fast-ion induced fluctuations in the plasma. The diag…
View article: Mechanical characterization and fatigue assessment of wire and arc additively manufactured HSLA steel parts
Mechanical characterization and fatigue assessment of wire and arc additively manufactured HSLA steel parts Open
info:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F00667%2F2020/PT\n\nThe authors gratefully acknowledge A.J. Maltez - Sociedade Metalúrgica Lda for test specimen machining.\n\nPublisher Copyright:\n© 2022 Elsevier Ltd