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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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Gaffet, Eric
French National Centre for Scientific Research
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (14/14 displayed)
- 2019Doxorubicin-Loaded Thermoresponsive Superparamagnetic Nanocarriers for Controlled Drug Delivery and Magnetic Hyperthermia Applicationscitations
- 2019Doxorubicin Loaded Thermo-responsive Superparamagnetic Nanocarriers for Controlled Drug Delivery and Magnetic Hyperthermia Applicationscitations
- 2017One-step consolidation and precipitation hardening of an ultra-fine grained Al-Zn-Mg alloy by Spark Plasma Sinteringcitations
- 2017Efficient synthetic access to thermo-responsive core/shell nanoparticlescitations
- 2017Effect of heat treatments on the microstructure of an ultrafine-grained Al-Zn-Mg alloy produced by powder metallurgycitations
- 2015Procédé d'obtention d'un alliage cuivreux présentant un très haut niveau de caractéristiques mécaniques - Producing copper alloy used in aeronautics, comprises fragmenting initial alloy to obtain elemental fragments, mechanically synthesizing fragments by grinding the fragments in ball mill with high energy and flash sintering obtained powders - FR2985521B1
- 2013Control of FeAl Composition Produced by SPS Reactive Sintering from Mechanically Activated Powder Mixturecitations
- 2013Procédé d'obtention d'un alliage cuivreux présentant un très haut niveau de caractéristiques mécaniques - Producing copper alloy used in aeronautics, comprises fragmenting initial alloy to obtain elemental fragments, mechanically synthesizing fragments by grinding the fragments in ball mill with high energy and flash sintering obtained powders - FR2985521A1
- 2013Hallmarks of mechanochemistry: from nanoparticles to technologycitations
- 2012Procédé d'obtention d'un alliage cuivreux présentant un très haut niveau de caractéristiques mécaniques
- 2010On the mechanically induced crystallization of FCC phases by mechanical milling in ZrAlNiCu bulk metallic glassescitations
- 2007Main Recent Contributions to SHS from Francecitations
- 2006Combustion wave structure during the MoSi2 synthesis by Mechanically-Activated Self-propagating High-temperature Synthesis (MASHS) : In situ time-resolved investigations.citations
- 2006Structure and composition heterogeneity of a FeAl alloy prepared by one-step synthesis and consolidation processing and their influence on grain size characterization.citations
Places of action
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article
Control of FeAl Composition Produced by SPS Reactive Sintering from Mechanically Activated Powder Mixture
Abstract
Équipe 401 : Nanomatériaux pour la vie et développement durable ; International audience ; The effects of mechanically activated powder mixture (Fe + Al) on the microstructure and the chemical composition of FeAl compound produced by reactive sintering implying an exothermic reaction were studied. Firstly, the characteristics of Fe/Al mechanically activated powder mixtures were investigated in terms of their phase composition and microstructure. The high-energy milling allowed the formation of micrometric agglomerates composed of nanometric crystallites of iron and aluminum. Three aggregate sizes class A: phi < 125 mu m, class B: 125 mu m <= phi < 250 mu m, and class C: phi >= 250 mu m were considered. The latter class enhanced the reactivity of powder mixtures due to an increase of interfaces in contact as an analogy to nanostructured multilayer systems. Interrupted SPS experiments were performed on these mixtures to understand the origin of chemical heterogeneities observed after the reactive sintering. Formation of the intermediate phase Fe2Al5 at similar to 510 degrees C was accompanied by an exothermic reaction and a linear expansion and followed by the formation of small amount of FeAl. The conversion to FeAl was complete at temperatures higher than the melting point of Fe2Al5 (1170 degrees C). Finally, a phase evolution between Fe and Al versus the temperature during the reactive sintering is suggested.