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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Henein, Hani
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (22/22 displayed)
- 2023The most sustainable high entropy alloys for the future
- 2023Influence of Minor Additions of Be on the Eutectic Modification of an Al-33wt.%Cu Alloy Solidified under Transient Conditionscitations
- 2023Development and Application of a Thermal Microstructure Model of Laminar Cooling of an API X70 Microalloyed Steel
- 2017Solidification of Undercooled Melts of Al-Based Alloys on Earth and in Spacecitations
- 2016Quantification of Primary Dendritic and Secondary Eutectic Nucleation Undercoolings in Rapidly Solidified Hypo-Eutectic Al-Cu Dropletscitations
- 2015Characterization of dendrite morphologies in rapidly solidified Al–4.5wt.%Cu dropletscitations
- 2015Evolution of the dendritic morphology with the solidification velocity in rapidly solidified Al- 4.5wt.%Cu dropletscitations
- 2014Dendrite growth morphologies in rapidly solidified Al-4.5wt.%Cu dropletscitations
- 2013Quantification of primary dendritic and secondary eutectic undercoolings of rapidly solidified Al-Cu droplets
- 2013Quantification of primary dendritic and secondary eutectic undercoolings of rapidly solidified Al-Cu droplets
- 2012Quatification of primary phase undercooling of rapidly solidified droplets with 3D microtomographycitations
- 2012Quatification of primary phase undercooling of rapidly solidified droplets with 3D microtomographycitations
- 2012Neutron diffraction analysis and solidification modeling of Impulse-Atomized Al-36 wt%Nicitations
- 2011Containerless solidification and characterization of industrial alloys (NEQUISOL)citations
- 2011Non-equilibrium solidification, modelling for microstructure engineering of industrial alloys (NEQUISOL)
- 2010Droplet Solidification of Impulse Atomized Al-0.61Fe and Al-1.9Fe
- 2009A Solidification Model for Atomizationcitations
- 2008Non-equilibrium and near-equilibrium solidification of undercooled melts of Ni- and Al-based alloyscitations
- 2008The Effect of Eutectic Undercooling on Microsegregation of Rapidly Solidified Al-Cu Droplets
- 2006Atomized droplet solidification as an equiaxed growth modelcitations
- 2004X-ray tomography study of atomized al-cu droplets citations
- 2004Modeling of Heat and Solute Flows during Solidification of Droplets
Places of action
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document
Quantification of primary dendritic and secondary eutectic undercoolings of rapidly solidified Al-Cu droplets
Abstract
Rapid solidification undercooling of alloys results in microstructures with reduced microsegregation. Indeed, the metastable extension of solute solubility yields materials with relatively low fraction of eutectic structure. This paper reports on the quantification of primary and eutectic undercoolings resulting from rapid solidification of Al-Cu droplets of different sizes and compositions obtained by Impulse Atomization. Previous work by some of the authors of this study showed that different combinations of estimated primary and eutectic undercoolings can lead to the same eutectic fraction. The aim of the present study is to use the eutectic fraction values measured by Neutron Diffraction to determine the right combination of the corresponding primary and eutectic undercoolings and validated using a microsegregation model. Thermo-Calc is used for the metastable extension of solute solubility in Al-Cu system. Measurement of heat evolved during the period of recalescence by a microsegregation model showed evidence of heat loss during phase transformation.