Search Results - "GROSDIDIER, T"

Microstructure and mechanical properties of AZ91 magnesium alloy developed by Spark Plasma Sintering by Mondet, M., Barraud, E., Lemonnier, S., Guyon, J., Allain, N., Grosdidier, T.

“…A gas atomised AZ91 powder has been consolidated by Spark Plasma Sintering (SPS) at different temperatures in the range of 310 °C–500 °C. The influence of the…”
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On the effectiveness of surface severe plastic deformation by shot peening at cryogenic temperature by Novelli, M., Fundenberger, J-J., Bocher, P., Grosdidier, T.

“…[Display omitted] •Cryogenic shot peening was tested for two austenitic steels of different stability.•Finer nanostructures were obtained at the top surface of…”
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Microstructure modifications and associated hardness and corrosion improvements in the AISI 420 martensitic stainless steel treated by high current pulsed electron beam (HCPEB) by Samih, Y., Marcos, G., Stein, N., Allain, N., Fleury, E., Dong, C., Grosdidier, T.

“…The surface of the AISI 420 martensitic stainless steel was subjected to High Current Pulsed Electron Beam (HCPEB) treatment. The microstructure in the melted…”
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The influence of metallurgical state of substrate on the efficiency of plasma electrolytic oxidation (PEO) process on magnesium alloy by Martin, J., Nominé, A.V., Stef, J., Nominé, A., Zou, J.X., Henrion, G., Grosdidier, T.

“…A Gd,Y rare-earth containing magnesium alloy (content in weight %, 10 Gd, 3 Y, 0.4 Zr and Mg as balance) is PEO processed for three different metallurgical…”
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Nanostructured Mg based hydrogen storage bulk materials prepared by high pressure torsion consolidation of arc plasma evaporated ultrafine powders by Grosdidier, T., Fundenberger, J.J., Zou, J.X., Pan, Y.C., Zeng, X.Q.

“…Nanostructured Mg based bulk materials were prepared using a new processing route: consolidation by high pressure torsion (HPT) of ultrafine powders obtained…”
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Evolution of residual stress states in surface layers of an AISI D2 steel treated by low energy high current pulsed electron beam by Zhang, K.M., Zou, J.X., Bolle, B., Grosdidier, T.

“…The quantitative evolution of the residual stress states in the surface layers of an AISI D2 steel after Low Energy High Current Pulsed Electron Beam (LEHCPEB)…”
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Effect of cryogenic temperatures and processing parameters on gradient-structure of a stainless steel treated by ultrasonic surface mechanical attrition treatment by Novelli, M., Bocher, P., Grosdidier, T.

“…The beneficial effect of using cryogenic temperatures for the ultrasonic surface mechanical attrition treatment (SMAT) is depicted in the case of the 304 L…”
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In-depth quantitative analysis of the microstructures produced by Surface Mechanical Attrition Treatment (SMAT) by SAMIH, Y, BEAUSIR, B, BOLLE, B, GROSDIDIER, T

“…Electron BackScattered Diffraction (EBSD) maps are used to characterize quantitatively the graded microstructure formed by Surface Mechanical Attrition…”
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Surface modification of pure titanium by pulsed electron beam by Zhang, X.D., Hao, S.Z., Li, X.N., Dong, C., Grosdidier, T.

“…► LEHCPEB surface treatment was performed on commercial purity Ti. ► Ultrafine α’ martensite has formed on cooling during LEHCPEB treatment. ► Hardness and…”
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Mechanisms of hardening, wear and corrosion improvement of 316 L stainless steel by low energy high current pulsed electron beam surface treatment by Zou, J.X., Zhang, K.M., Hao, S.Z., Dong, C., Grosdidier, T.

“…The mechanisms of corrosion and wear improvements by low energy high current pulsed electron beam (LEHCPEB) have been investigated for an AISI 316 L steel…”
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WC/Co composite surface structure and nano graphite precipitate induced by high current pulsed electron beam irradiation by Hao, S.Z., Zhang, Y., Xu, Y., Gey, N., Grosdidier, T., Dong, C.

“…•HCPEB irradiation was conducted on WC-6% Co hard alloy with accelerating voltage 27kV and pulse duration 2.5μs.•The surface phase structure was examined by…”
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Physical properties investigation of Fe1−xAlx (x ≤ 50%-at) alloys using DFT and Wagner-Schottky model by Berrached, I, Gallouze, M, Rouaiguia, L, Rabahi, L, Grosdidier, T, Drir, M, Kellou, A

“…Atomistic modeling based on the Density Functional Theory (DFT) is used to study the structural, magnetic, electronic and mechanical properties of Fe1−xAlx…”
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Texture evolution during grain growth in recrystallized commercially pure titanium by Bozzolo, N., Dewobroto, N., Grosdidier, T., Wagner, F.

“…The evolutions of microstructure and crystallographic texture in low-alloyed titanium sheets are investigated by electron backscattering diffraction at…”
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Texture modification, grain refinement and improved hardness/corrosion balance of a FeAl alloy by pulsed electron beam surface treatment in the “heating mode” by Grosdidier, T., Zou, J.X., Stein, N., Boulanger, C., Hao, S.Z., Dong, C.

“…It is demonstrated that significant surface modifications can be generated by low-energy, high-current pulsed electron beam treatments in the “heating mode”…”
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Surface microstructure and mechanical property of WC-6% Co hard alloy irradiated by high current pulsed electron beam by Xu, Y., Zhang, Y., Hao, S.Z., Perroud, O., Li, M.C., Wang, H.H., Grosdidier, T., Dong, C.

“…•The HCPEB irradiation was performed on a WC-6% Co hard alloy.•A mixture of nano-grained (20–100nm) WC1−x and Co3W9C4 phases was formed.•Surface microhardness…”
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Deformation induced martensite and superelasticity in a β-metastable titanium alloy by Grosdidier, T., Philippe, M.J.

“…This work investigates the formation of deformation induced martensite and shape-memory effects of water quenched β-rich microstructures of a β metastable…”
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Evolution of recrystallisation texture and microstructure in low alloyed titanium sheets by Wagner, F., Bozzolo, N., Van Landuyt, O., Grosdidier, T.

“…The evolution of microstructure and crystallographic texture in low alloyed titanium sheets, initially deformed by 80% cold rolling, are investigated at…”
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Development of the Dynamic Compaction Resistance Sintering (DCRS): A new process for powder consolidation combining electric current and dynamic loading by Acquier, P., Lemonnier, S., Allain-Bonnasso, N., Rusinek, A., Grosdidier, T., Barraud, E.

“…•A new resistive sintering process has been developed.•The major improvement is the addition of a dynamic loading up to 30m/s.•Multiple impacts can be…”
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Microstructure and property modifications in a near α Ti alloy induced by pulsed electron beam surface treatment by Zhang, X.D., Zou, J.X., Weber, S., Hao, S.Z., Dong, C., Grosdidier, T.

“…The effect of the low energy high current pulsed electron beam (LEHCPEB) surface treatment on the microstructure and properties of a near α Ti alloy have been…”
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Nanostructured bulk Mg+MgO composite synthesized through arc plasma evaporation and high pressure torsion for H-storage application by Zou, J.X., Pérez-Brokate, C.F., Arruffat, R., Bolle, B., Fundenberger, J.J., Zeng, X.Q., Grosdidier, T., Ding, W.J.

“…•A method combining arc plasma evaporation and high pressure torsion is developed.•Bulk Mg based nano-composite containing dispersed MgO is successfully…”
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