Search Results - "Monchoux, Jean‐Philippe"

An Innovative Way to Produce γ-TiAl Blades: Spark Plasma Sintering by Voisin, Thomas, Monchoux, Jean-Philippe, Durand, Lise, Karnatak, Nikhil, Thomas, Marc, Couret, Alain

“…In this Communication, it is shown that the production of turbine blades in γ‐TiAl alloys through Spark Plasma Sintering (SPS) is a viable manufacturing route,…”
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Spark plasma sintering microscopic mechanisms of metallic systems: Experiments and simulations by Trzaska, Zofia, Collard, Christophe, Durand, Lise, Couret, Alain, Chaix, Jean‐Marc, Fantozzi, Gilbert, Monchoux, Jean‐Philippe

“…The microscopic densification mechanisms of metallic systems (TiAl, Ag‐Zn) by spark plasma sintering ( SPS ) have been studied by simulations and experiments…”
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Densification of Ni and TiAl by SPS: Kinetics and Microscopic Mechanisms by Trzaska, Zofia, Cours, Robin, Monchoux, Jean-Philippe

“…Densification by spark plasma sintering (SPS) of ductile (Ni) and brittle (TiAl) metallic materials has been studied to elucidate the mechanism of…”
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Elaboration of Metallic Materials by SPS: Processing, Microstructures, Properties, and Shaping by Monchoux, Jean-Philippe, Couret, Alain, Durand, Lise, Voisin, Thomas, Trzaska, Zofia, Thomas, Marc

“…After a few decades of increasing interest, spark plasma sintering (SPS) has now become a mature powder metallurgy technique, which allows assessing its…”
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Identification of microstructural mechanisms during densification of a TiAl alloy by spark plasma sintering by Jabbar, Houria, Couret, Alain, Durand, Lise, Monchoux, Jean-Philippe

“…[Display omitted] ► Mechanisms of a TiAl alloy powder densified by spark plasma sintering are identified. ► Microstructure evolution of the powder is followed…”
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Improvement of the creep properties of TiAl alloys densified by Spark Plasma Sintering by Jabbar, Houria, Monchoux, Jean-Philippe, Thomas, Marc, Pyczak, Florian, Couret, Alain

“…Thermal treatments are applied to PM TiAl alloys elaborated by Spark Plasma Sintering with the aim to improve their creep properties. Duplex microstructures…”
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Chemical heterogeneities in tungsten containing TiAl alloys processed by powder metallurgy by Couret, Alain, Allen, Melissa, Rackel, Marcus Willi, Galy, Benjamin, Monchoux, Jean-Philippe, Güther, Volker, Pyczak, Florian, Sallot, Pierre, Thomas, Marc

“…During the last decade, it has been shown that the W-containing IRIS-TiAl alloy displays promising properties for structural applications at high temperatures…”
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Microstructure, Plasticity and Ductility of a TNM+ Alloy Densified by Spark Plasma Sintering by Musi, Michael, Deshayes, Christophe, Molénat, Guy, Toualbi, Louise, Galy, Benjamin, Spoerk-Erdely, Petra, Hantcherli, Muriel, Monchoux, Jean-Philippe, Thomas, Marc, Clemens, Helmut, Couret, Alain

“…This work presents a study of the microstructure and mechanical properties of a TNM+ alloy (Ti-43.5Al-4Nb-1Mo-0.1B-0.3C-0.3Si, in at.%) densified by Spark…”
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Spark plasma sintering mechanisms at the necks between TiAl powder particles by Trzaska, Zofia, Couret, Alain, Monchoux, Jean-Philippe

“…In order to precise the role of the electric current involved in the spark plasma sintering (SPS) technique on the microscopic mechanisms occurring at the…”
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On the high creep strength of the W containing IRIS-TiAl alloy at 850 °C by Couret, Alain, Monchoux, Jean-Philippe, Caillard, Daniel

“…This paper presents a study of the creep at 850 °C under 150 MPa of the IRIS alloy (Ti–Al48–W2–B0.1) densified by spark plasma sintering. The dislocation…”
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Habit planes of climbing and gliding dislocations in TiAl determined in three dimensions by electron tomography by Monchoux, Jean-Philippe, Ferry, Daniel

“…In this study, the habit planes of dislocations moving by glide and climb at 850–900 °C have been determined in three dimensions (3D) by electron tomography,…”
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Study of the low cyclic behaviour of the IRIS alloy at high temperature by Naanani, Soumaya, Hantcherli, Muriel, Hor, Anis, Mabru, Catherine, Monchoux, Jean-Philippe, Couret, Alain

“…This paper presents experimental results on low cycle fatigue (LCF) behaviour at high temperatures of the IRIS alloy (Ti-Al 48 -W 2 -B 0.08 , at. %) densified…”
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In-situ observation of the phase evolution during an electromagnetic-assisted sintering experiment of an intermetallic γ-TiAl based alloy by Musi, Michael, Galy, Benjamin, Monchoux, Jean-Philippe, Couret, Alain, Clemens, Helmut, Mayer, Svea

“…Electromagnetic-assisted sintering offers the possibility for a time-efficient densification of intermetallic γ-TiAl based powders. Since the microstructure of…”
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Microstructures and mechanical properties of a multi-phase β-solidifying TiAl alloy densified by spark plasma sintering by Voisin, Thomas, Monchoux, Jean-Philippe, Hantcherli, Muriel, Mayer, Svea, Clemens, Helmut, Couret, Alain

“…(a) Nearly lamellar microstructure formed by small lamellar grains surrounded by extended non-lamellar intercolony borders. (b): Creep curves at 700°C and…”
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Comparison of densification kinetics of a TiAl powder by spark plasma sintering and hot pressing by Trzaska, Zofia, Bonnefont, Guillaume, Fantozzi, Gilbert, Monchoux, Jean-Philippe

“…Densification kinetics by spark plasma sintering (SPS) and hot pressing (HP) have been compared, under isothermal conditions and with heating rates of…”
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ω precipitation and its influence on the deformation mechanisms of a TNM Ti-Al alloy by Molénat, Guy, Monchoux, Jean-Philippe, Warot-Fonrose, Bénédicte, Couret, Alain

“…Transmission electron microscopy is used to study the structure and morphology of nanoprecipitates of ω-type phase located in the βo-phase of a TNM-TiAl alloy…”
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Interactions of oxygen with intrinsic defects in L10γ-TiAl in presence of substitutional solutes: Influence on diffusion kinetics by Thenot, Camille, Besson, Rémy, Sallot, Pierre, Monchoux, Jean-Philippe, Connétable, Damien

“…This work reexamines the insertion of O atoms in the L10γ-TiAl system using first-principles calculations and thermodynamic modeling in the independent point…”
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Deformation modes and size effect in near-γ TiAl alloys by Monchoux, Jean-Philippe, Luo, Jiangshan, Voisin, Thomas, Couret, Alain

“…This paper presents a study of a size effect in TiAl alloys. Spark Plasma Sintering is used to sinter several alloys with a near-γ microstructure. Both the…”
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Electromigration experiments by spark plasma sintering in the silver–zinc system by Trzaska, Zofia, Monchoux, Jean-Philippe

“…[Display omitted] •Electromigration in SPS conditions in the Ag–Zn system is investigated.•SPS setup is modified to nullify the current and to artificially…”
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Microstructure characterization of high temperature mechanisms in a Nb–Ti–Si alloy by Reyes, David, Malard, Virgil, Drawin, Stefan, Couret, Alain, Monchoux, Jean-Philippe

“…The deformation mechanisms of an Nb–20Si–25Ti–6Al–3Cr–3Mo alloy deformed in compression at 1000 °C and at a strain rate of 10−4 s−1 have been investigated,…”
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