Search Results - "Monchoux, J.P."

Effect of powder state on spark plasma sintering of TiAl alloys by Guyon, J., Hazotte, A., Monchoux, J.P., Bouzy, E.

“…Two sets of TiAl-based powders were consolidated by spark plasma sintering (SPS) using identical processing conditions. Both were prealloyed powders obtained…”
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Refinement of lamellar microstructures by boron incorporation in GE-TiAl alloys processed by Spark Plasma Sintering by Luo, J.S., Voisin, T., Monchoux, J.P., Couret, A.

“…The aim of this study is to check the efficiency of boron in refining lamellar microstructures of TiAl alloys densified by Spark Plasma Sintering…”
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Morphological changes of graphite spheroids during heat treatment of ductile cast irons by Monchoux, J.P., Verdu, C., Thollet, G., Fougères, R., Reynaud, A.

“…The partial dissolution of graphite spheroids in ductile cast iron during two heat treatments was investigated. The dissolution takes place along crystalline…”
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Versatility of dislocation motions in polycrystalline UO2 deformed at 1550 °C investigated by TEM by Onofri, C., Monchoux, J.P., Amodeo, J., Madec, R., Sabathier, C., Palancher, H., Fouet, J., Drouan, D., Legros, M.

“…The present study explores the behavior of dislocations in uranium dioxide (UO2) under mechanical loading at high-temperature. Transmission electron microscopy…”
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Impact of β-phase in TiAl alloys on mechanical properties after high temperature air exposure by Sallot, P., Monchoux, J.P., Joulié, S., Couret, A., Thomas, M.

“…In this paper, the influence of high temperature air exposure on the tensile properties at room temperature and on the fatigue strength at high temperature of…”
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Spatial distribution of structural defects in Cz-seeded directionally solidified silicon ingots: An etch pit study by Lantreibecq, A., Legros, M., Plassat, N., Monchoux, J.P., Pihan, E.

“…•Micro-twins propagate at the solid/liquid interface.•Their interaction with background dislocations is low.•Background dislocation density is linked to…”
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On grain refinement of a γ-TiAl alloy using cryo-milling followed by spark plasma sintering by Shanmugasundaram, T., Guyon, J., Monchoux, J.P., Hazotte, A., Bouzy, E.

“…A fully dense fine-grained γ-TiAl based alloy was fabricated by cryo-milling pre-alloyed powders followed by spark plasma sintering. The consolidation was…”
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Formation processes of the ω-Al70Cu20Fe10 phase synthesized by SPS technique by Joseph, A., Gauthier-Brunet, V., Monchoux, J.P., Joulain, A., Brisset, F., Tromas, C., Douin, J., Pettinari, F., Bonneville, J., Dubois, S.

“…The ω-Al70Cu20Fe10 phase formation processes have been investigated for two types of samples synthesized by Spark Plasma Sintering: model samples with planar…”
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Formation processes of the ω-Al 70 Cu 20 Fe 10 phase synthesized by SPS technique by Joseph, A., Gauthier-Brunet, V., Monchoux, J.P., Joulain, A., Brisset, F., Tromas, C., Douin, Joël, Pettinari-Sturmel, Florence, Bonneville, J., Dubois, S.

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Microstucture evolution and interfacial properties in the Fe–Pb system by Monchoux, J.P., Rabkin, E.

“…Fe-rich Fe-Pb alloys were synthesized from elemental powders for studying the grain boundary wetting by the liquid phase and for studying the effect of…”
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Interdiffusion of adsorbed Pb and Bi on Cu(1 0 0) by Monchoux, J.P., Chatain, D., Wynblatt, P.

“…The impingement and interdiffusion of adsorbed Pb and Bi layers spreading from separated 3D pure bulk sources on Cu(1 0 0) has been studied, at T = 513 K, by…”
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Impact of surface phase transitions and structure on surface diffusion profiles of Pb and Bi over Cu(1 0 0) by Monchoux, J.P., Chatain, D., Wynblatt, P.

“…Surface diffusion of Pb and Bi over Cu(1 0 0) surfaces has been studied by scanning Auger microscopy techniques. The diffusion profiles of Pb and Bi have been…”
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An Auger microscopy study of the meeting and interdiffusion of pure Pb and Bi adsorbed layers on polycrystalline Cu by Monchoux, J.P., Chatain, D., Wynblatt, P.

“…The spreading of Pb and Bi adsorbed layers from pure bulk sources, and their intermixing, on a Cu substrate, has been studied by scanning Auger microscopy at…”
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A study of gallium drops on germanium(111) by Monchoux, J.P., Chatain, D., Wynblatt, P.

“…Ga drops on a Ge(111) surface have been investigated by scanning Auger electron spectroscopy. Surface segregation of both Ga on Ge, and of Ge on Ga, was…”
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Effect of a ferritization heat treatment on the fracture toughness of ferritic spheroidal graphite cast iron by Monchoux, J.P., Verdu, C., Fougeres, R.

“…The aim of the present work was to clarify the role of a ferritization heat treatment on the fracture toughness of ferritic spheroidal graphite (SG) cast iron…”
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Energetics and kinetics of surfaces and interfaces in the Fe-Pb system by Monchoux, J.P., Gutmanas, E.Y., Rabkin, E.

“…The energy and the diffusivity of interfaces in the solid Fe-liquid Pb system have been investigated in the temperature range 650-900°C. Grain-boundary grooves…”
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