Results 11 to 20 of about 24,096 (268)
In this study, fuzzy logic neural networks were employed to optimize the friction stir welding (FSW) process parameters in the joining of copper plates.
Mousa Javidani +4 more
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Microstructural evolution of René N4 during high temperature creep and aging
The main scope of this work is to describe the microstructure evolution of single-crystal (SX) superalloy René N4 during creep and static aging at high temperatures, in function of time, stress and temperature.
Alessandro Giorgetti +3 more
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Microstructural Evolution in Orthotropic Elastic Media [PDF]
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Leo, P. H., Lowengrub, J. S., Nie, Qing
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Microstructural evolution of die-cast and homogenized AZ91 Mg-alloys during dry sliding condition
Microstructural evolution of die-cast and homogenized AZ91 Mg-alloys was investigated during dry sliding wear condition. Tribological tests were performed using a pin-on-disc (EN8 steel) configuration with a normal load of 50 N at a constant sliding ...
Nagaraj M. Chelliah +3 more
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A study on the effect of the number of clusters at the phase transformation kinetics
This work aims to study cluster nucleation, whose solid–solid phase transformation kinetics considerably deviates from that forecasted by the Kolmogorov–Johnson–Mehl–Avrami (KJMA) model.
Nathan Fernandes Ignácio +6 more
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Optimization of a Solution Treatment in the Al-Cu-Mg-Ag Alloy via a Microstructural Investigation
We investigated the effect of solution temperature (Tsol. = 440–530 °C) on the mechanical properties of the Al–3.4Cu–0.34Mg–0.3Mn–0.17Ag alloy, finding that the investigated Al alloy showed the highest mechanical strength of σUTS = ~329 MPa at a Tsol ...
Hyeongsub So +4 more
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Microstructure Evolution of Tin–Lead Solder [PDF]
Microstructural length scales are relatively large in typical soldered connections. The microstructure which is continuously evolving is known to have a strong influence on damage initiation and propagation. In order to make accurate lifetime predictions by numerical simulations, it is therefore necessary to take the microstructural evolution into ...
Ubachs, R.L.J.M. +2 more
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The microstructural evolution prediction and operating condition evaluation of nickel-based single crystal (SX) superalloys during creep are of great significance for damage assessment in service.
Jinghui Xu +4 more
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Microstructure evolution during severe plastic deformation [PDF]
Radiotracer diffusion studies of severely deformed, ultra-fine grained materials have revealed the presence of ultra-fast transport paths, which include "non-equilibrium" grain boundaries and free volume. Under some experimental conditions, percolating porosity is produced even in pure copper [Ribbe et al., Phys. Rev. Lett. 2009]. Micro-cracks may form
Divinski, Sergiy +2 more
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The role of kinetically and thermodynamically driven microstructural evolution on FeNiZr was explored through in situ XRD analysis. A statistical approach based on log-likelihoods and composite link model was used to fit and extract important data from ...
Efraín Hernández-Rivera +4 more
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