Search Results - "GUILLOT, Ivan"

The fcc solid solution stability in the Co-Cr-Fe-Mn-Ni multi-component system by Bracq, Guillaume, Laurent-Brocq, Mathilde, Perrière, Loïc, Pirès, Rémy, Joubert, Jean-Marc, Guillot, Ivan

“…The phase stability of the fcc solid solution in the Co-Cr-Fe-Mn-Ni system was theoretically and experimentally investigated. Using the Calphad approach and a…”
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Notre-Dame de Paris: The first iron lady? Archaeometallurgical study and dating of the Parisian cathedral iron reinforcements by L'Héritier, Maxime, Azéma, Aurélia, Syvilay, Delphine, Delqué-Kolic, Emmanuelle, Beck, Lucile, Guillot, Ivan, Bernard, Mathilde, Dillmann, Philippe

“…The study of iron reinforcements used in the construction of Notre-Dame de Paris offers a glimpse into the innovation that took place on this building site in…”
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Origin of enhanced passivity of Cr–Fe–Co–Ni–Mo multi-principal element alloy surfaces by Wang, Xueying, Mercier, Dimitri, Zanna, Sandrine, Seyeux, Antoine, Perriere, Loïc, Laurent-Brocq, Mathilde, Guillot, Ivan, Maurice, Vincent, Marcus, Philippe

“…Surface analysis by X-ray photoelectron spectroscopy and time-of-flight secondary ion mass spectrometry was applied to investigate the origin of the enhanced…”
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What is the Enthalpy Contribution to the Stabilization of the Co–Cr–Fe–Mn–Ni Faced-centered Cubic Solid Solution? by Bracq, Guillaume, Crivello, Jean-Claude, Laurent-Brocq, Mathilde, Joubert, Jean-Marc, Guillot, Ivan

“…The aim of this paper is to investigate the contribution of the mixing enthalpy to the stability of the faced-centered cubic ( fcc ) phase of the…”
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XPS Investigation of Co–Ni Oxidized Compounds Surface Using Peak-On-Satellite Ratio. Application to Co20Ni80 Passive Layer Structure and Composition by Laïk, Barbara, Richet, Morgane, Emery, Nicolas, Bach, Stephane, Perrière, Loïc, Cotrebil, Yvan, Russier, Vincent, Guillot, Ivan, Dubot, Pierre

“…XPS data processing for cobalt and nickel core-level peaks can be complicated. This is especially true when analyzing a mixture of oxide/oxyhydroxide/hydroxide…”
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First examinations of ancient ferrous alloys in Renaissance armour by SR-X-Ray diffraction by Bérard, Emilie, Dillmann, Philippe, Réguer, Solenn, Foy, Eddy, Mocuta, Cristian, Vega, Enrique, Braun, James, Toffolon-Masclet, Caroline, Guilbert, Thomas, Guillot, Ivan

“…The paper aims at understanding the nature of ferrous alloys used for the fabrication of Renaissance armour in a Nuremberg workshop, owned by Valentin…”
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Anisotropy of the ferromagnetic L1 phase in the Mn-Al-C alloys induced by high-pressure spark plasma sintering by Tyrman, Muriel, Ahmim, Smail, Pasko, Alexandre, Etgens, Victor, Mazaleyrat, Frédéric, Quetel-Weben, Simon, Perrière, Loïc, Guillot, Ivan

“…The metastable τ-phase of MnAl equi-atomic compound belongs to a family of ferromagnetic alloys with L10 crystal structure. Stabilization of the phase by…”
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Anisotropy of the ferromagnetic L10 phase in the Mn-Al-C alloys induced by high-pressure spark plasma sintering by Tyrman, Muriel, Ahmim, Smail, Pasko, Alexandre, Etgens, Victor, Mazaleyrat, Frédéric, Quetel-Weben, Simon, Perrière, Loïc, Guillot, Ivan

“…The metastable τ-phase of MnAl equi-atomic compound belongs to a family of ferromagnetic alloys with L10 crystal structure. Stabilization of the phase by…”
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Design and tensile properties of a bcc Ti-rich high-entropy alloy with transformation-induced plasticity by Lilensten, Lola, Couzinié, Jean-Philippe, Bourgon, Julie, Perrière, Loïc, Dirras, Guy, Prima, Frédéric, Guillot, Ivan

“…A new bcc Ti-rich high-entropy alloy (HEA) of composition Ti35Zr27.5Hf27.5Nb5Ta5 was designed using the ‘d-electron alloy design’ approach. The tensile…”
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Extra-high oxygen addition as a new strengthening strategy to overcome strength/ductility trade-off in fully biocompatible hexagonal titanium alloys by Poulain, Régis, Delannoy, Stéphanie, Couzinié, Jean-Philippe, Guillot, Ivan, Clouet, Emmanuel, Prima, Frédéric

“…A new titanium alloy family was developed aiming at creating a fully biocompatible alternative to titanium alloys currently on the dental implants market…”
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Ultrafine-Grained Two-Phase High-Entropy Alloy Microstructures Obtained via Recrystallization: Mechanical Properties by Guillot, Ivan, Tyrman, Muriel, Perrière, Loic, Couzinié, Jean-Philippe P., Lilensten, Lola, Prima, Frédéric, Dirras, Guy

“…A metallurgical methodology has been set up in order to design alloys with improved mechanical properties such as strength–ductility trade-off, via improved…”
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Study of the surface oxides and corrosion behaviour of an equiatomic CoCrFeMnNi high entropy alloy by XPS and ToF-SIMS by Wang, Luntao, Mercier, Dimitri, Zanna, Sandrine, Seyeux, Antoine, Laurent-Brocq, Mathilde, Perrière, Loïc, Guillot, Ivan, Marcus, Philippe

“…•Surface oxide layers formed on CoCrFeMnNi High Entropy Alloy are investigated by XPS and ToF-SIMS.•An XPS methodology based on analysis of the 3p core level…”
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First experimental evidence of oxygen ordering in dilute titanium–oxygen alloys by Poulain, Régis, Delannoy, Stéphanie, Guillot, Ivan, Amann, Fabienne, Guillou, Raphaëlle, Lartigue-Korinek, Sylvie, Thiaudière, Dominique, Béchade, Jean-Luc, Clouet, Emmanuel, Prima, Frédéric

“…Small addition of oxygen is currently used to improve the mechanical properties of titanium. It has been thought, until now, that oxygen fully dissolves in the…”
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Development of ultra-fine grain microstructures in a metastable-β titanium alloy via phase transformation assisted recrystallisation by Edwards, Alexander, Vermaut, Philippe, Guillot, Ivan, Prima, Frédéric

“…Generally, in metallic alloys, attaining ultra-fine sub-micron grain sizes by recrystallisation requires severe plastic deformation (SPD), however SPD…”
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Enhanced passivity of Cr-Fe-Co-Ni-Mo multi-component single-phase face-centred cubic alloys: design, production and corrosion behaviour by Wang, Xueying, Mercier, Dimitri, Danard, Yolaine, Rieger, Thomas, Perrière, Loïc, Laurent-Brocq, Mathilde, Guillot, Ivan, Maurice, Vincent, Marcus, Philippe

“…The vast composition space of the Cr-Fe-Co-Ni-Mo system was explored by massive thermodynamic calculations in order to design and characterize multi-component…”
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Hydroxyl transport mechanisms upon passivation of Cr-Fe-Co-Ni-Mo multi-principal element alloy surfaces investigated by isotopic labelling by Wang, Xueying, Mercier, Dimitri, Zanna, Sandrine, Seyeux, Antoine, Perrière, Loïc, Laurent-Brocq, Mathilde, Guillot, Ivan, Maurice, Vincent, Marcus, Philippe

“…[Display omitted] •Interfacial passivation mechanisms studied on Cr- and Mo-containing alloy surfaces.•D2O labelling applied to study the growth of…”
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In situ monitoring of the deformation mechanisms in titanium with different oxygen contents by Barkia, B., Doquet, V., Couzinié, J.P., Guillot, I., Héripré, E.

“…The deformation mechanisms of two titanium batches with different oxygen contents were monitored during tensile tests performed along the rolling and…”
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An improved combination of tensile strength and ductility in titanium alloys via oxygen ordering by Amann, F., Poulain, R., Delannoy, S., Couzinié, J.P., Clouet, E., Guillot, I., Prima, F.

“…Oxygen content has always been limited in commercial titanium and titanium alloys due to its propensity to induce a severe ductility loss. Yet, its effect on…”
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Influence of chemical composition on coarsening kinetics of coherent L12 precipitates in FCC complex concentrated alloys by Rieger, Thomas, Joubert, Jean-Marc, Poulain, Régis, Sauvage, Xavier, Paccou, Elie, Perrière, Loïc, Guillot, Ivan, Dirras, Guy, Laplanche, Guillaume, Laurent-Brocq, Mathilde, Couzinié, Jean-Philippe

“…In this study, we report the experimental coarsening kinetics at 850, 900 and 950 °C of four complex concentrated alloys in the Al–Ti–Cr–Fe–Co–Ni senary system…”
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Experimental investigation of the local environment and lattice distortion in refractory medium entropy alloys by Lilensten, Lola, Provost, Karine, Perrière, Loïc, Fonda, Emiliano, Couzinié, Jean-Philippe, Amann, Fabienne, Radtke, Martin, Dirras, Guy, Guillot, Ivan

“…EXAFS analysis of pure elements, binary and ternary equiatomic refractory alloys within the Nb-Zr-Ti-Hf-Ta system is performed at the Nb and Zr K-edges to…”
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