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Bio-inspired functional surface fabricated by electrically assisted micro-embossing of AZ31 magnesium alloy
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-16)
Article
Open AccessDeveloping bio-inspired functional surfaces on engineering metals is of extreme importance, involving different industrial sectors, like automotive or aeronautics. In particular, micro-embossing is one of the efficient ... -
Active transmembrane drug transport in microgravity: A validation study using an ABC transporter model
(2014-12-11)
Article
Open AccessMicrogravity has been shown to influence the expression of ABC (ATP-Binding Cassette) transporters in bacteria, fungi and mammals, but also to modify the activity of certain cellular components with structural and functional ... -
Adaptive indirect neural network model for roughness in honing processes
(2020-01-01)
Article
Restricted access - publisher's policyHoning processes provide a crosshatch pattern that allows oil flow, for example in combustion engine cylinders. This paper provides an adaptive neural network model for predicting roughness as a function of process parameters. ... -
Estimation of specific cutting energy in an S235 alloy for multi-directional ultrasonic vibration-assisted machining using the Finite Element Method
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-24)
Article
Open AccessThe objective of this work is to analyze the influence of the vibration-assisted turning process on the machinability of S235 carbon steel. During the experiments using this vibrational machining process, the vibrational ... -
Influence of Print Orientation on Surface Roughness in Fused Deposition Modeling (FDM) Processes
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-21)
Article
Open AccessIn the present paper, we address the influence of print orientation angle on surface roughnessobtained in lateral walls in fused deposition modelling (FDM) processes. A geometrical model isdefined that considers the shape ... -
Experimental analysis of manufacturing parameters’ effect on the flexural properties of wood-PLA composite parts built through FFF
(2020-01-02)
Article
Open AccessThis paper aims to determine the flexural stiffness and strength of a composite made of a polylactic acid reinforced with wood particles, named commercially as Timberfill, manufactured through fused filament fabrication ... -
Cutting edge control by monitoring the tapping torque of new and resharpened tapping tools in Inconel 718
(2020-01-08)
Article
Restricted access - publisher's policyIn aerospace industry, tapping is the prime choice for hole threading in jet aero-engine turbine components. Taps are not usually resharpened, unlike other tools which indeed are resharpened once they have accomplished a ... -
Frition characterization when combining laser surface texturing and graphite based lubricants
(Elsevier, 2019-12-25)
Article
Restricted access - publisher's policy -
Elastic asymmetry of PLA material in FDM-printed parts: considerations concerning experimental characterisation for use in numerical simulations
(MDPI AG, 2019-12-18)
Article
Open AccessThe objective of this research is to characterise the material poly lactic acid (PLA), printed by fused deposition modelling (FDM) technology, under three loading conditions—tension, compression and bending—in order to get ... -
Mechanical properties of 3D-printing polylactic acid parts subjected to bending stress and fatigue testing
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-22)
Article
Open AccessThis paper aims to analyse the mechanical properties response of polylactic acid (PLA) parts manufactured through fused filament fabrication. The influence of six manufacturing factors (layer height, filament width, fill ... -
Hardening effect and fatigue behavior enhancement through ball burnishing on AISI 1038
(Elsevier, 2019-12-18)
Article
Restricted access - publisher's policyThe objective of this paper is to present a comprehensive study of the effects of ball burnishing on the low cycle fatigue endurance of cylindrical specimens subjected to alternative bending stress, by constructing fatigue ... -
An ultra-fast annealing treatment by electropulsing during pure copper wire drawing
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-23)
Article
Open AccessThe influence of electropulses in situ on the drawing process of copper wires was investigated with the aim of avoiding time consuming annealing thermal treatments. It was found that with the application of electropulses, ...
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