Search Results - "Savall, C."

Grain size and grain-boundary effects on diffusion and trapping of hydrogen in pure nickel by Oudriss, A., Creus, J., Bouhattate, J., Conforto, E., Berziou, C., Savall, C., Feaugas, X.

“…The impact of grain size on hydrogen diffusion and trapping mechanisms has been investigated for a wide range of grain size of non-textured pure nickel. Both…”
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The diffusion and trapping of hydrogen along the grain boundaries in polycrystalline nickel by Oudriss, A., Creus, J., Bouhattate, J., Savall, C., Peraudeau, B., Feaugas, X.

“…Grain misorientation is accommodated by dislocations that are capable of hydrogen trapping. However, it is often reported that in face-centered-cubic…”
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Influence of metallurgical parameters on the electrochemical behavior of electrodeposited Ni and Ni–W nanocrystalline alloys by Shakibi Nia, N., Creus, J., Feaugas, X., Savall, C.

“…•Corrosion behavior of nickel and Ni–W coatings is studied in an acidic medium.•W addition implies grain refinement and other metallurgical parameters…”
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Towards a better understanding of hydrogen measurements obtained by thermal desorption spectroscopy using FEM modeling by Legrand, E., Oudriss, A., Savall, C., Bouhattate, J., Feaugas, X.

“…In this work, we numerically simulated hydrogen thermal desorption spectroscopy on model martensitic steel samples using finite element analyzes. We studied…”
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Study of Ce(III) as a potential corrosion inhibitor of Zn-Fe sacrificial coatings electrodeposited on steel by Arrighi, C., Nguyen, T.T., Paint, Y., Savall, C., Coelho, L.B., Creus, J., Olivier, M.-G.

“…The effect of Ce(III) on the top surface and galvanic corrosion of ZnFe coating electrodeposited on steel was investigated. The inhibition performance was…”
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A comparison between the microstructure and the functional properties of NiW coatings produced by magnetron sputtering and electrodeposition by Figuet, D., Billard, A., Savall, C., Creus, J., Cohendoz, S., Grosseau-Poussard, J.L.

“…The functional properties of both electrodeposited and sputtered nickel and NiW nanostructured alloys are discussed as a function of their main microstructural…”
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On the implication of solute contents and grain boundaries on the Hall-Petch relationship of nanocrystalline Ni-W alloys by Shakibi Nia, N., Savall, C., Creus, J., Bourgon, J., Girault, P., Metsue, A., Cohendoz, S., Feaugas, X.

“…Nano-crystalline nickel-tungsten alloys are investigated in order to provide evidence of the contribution of the solute content (light elements and tungsten)…”
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Optimization of the morphology, structure and properties of high iron content Zn–Fe coatings by pulse electrodeposition by Arrighi, C., Savall, C., Cohendoz, S., Grosseau-Poussard, J.-L., Baissac, L., Olivier, M.-G., Creus, J.

“…An additive-free gluconate based alkaline electrolyte was used to study the electrodeposition of Zn and Zn–Fe coatings. Cyclic voltammetry was performed to…”
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Influence of deposition parameters on microstructure and contamination of electrodeposited nickel coatings from additive-free sulphamate bath by Savall, C., Godon, A., Creus, J., Feaugas, X.

“…The microstructural features at different scales and the chemical composition of nickel coatings were studied in link with deposition parameters in…”
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Electrochemical behavior of NiW alloys obtained by magnetron sputtering by Lagarde, M., Billard, A., Creus, J., Feaugas, X., Grosseau-Poussard, J.L., Touzain, S., Savall, C.

“…Nanocrystalline NiW coatings with a range of compositions from pure nickel to pure W were obtained by magnetron sputtering. A multiscale analysis was conducted…”
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Electrochemical behavior of zinc-rich powder coatings in artificial sea water by Marchebois, H, Savall, C, Bernard, J, Touzain, S

“…Zinc-rich paints (ZRP) are one of the most effective coatings used in order to protect steel from corrosion and they have been studied in many aggressive media…”
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The effect of tungsten addition on metallurgical state and solute content in nanocrystalline electrodeposited nickel by Shakibi Nia, N., Creus, J., Feaugas, X., Savall, C.

“…•The contamination in Ni and Ni–W deposited alloys is influenced by the elaboration conditions.•In nickel deposits the light elements contamination increased…”
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Zinc-rich powder coatings characterisation in artificial sea water: EIS analysis of the galvanic action by Marchebois, H., Keddam, M., Savall, C., Bernard, J., Touzain, S.

“…Two zinc-rich powder coatings are applied onto phosphatised steel substrate and are studied using electrochemical impedance spectroscopy (EIS). Measurements…”
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Characterization of electrodeposited nickel coatings from sulphamate electrolyte without additive by Godon, A., Creus, J., Feaugas, X., Conforto, E., Pichon, L., Armand, C., Savall, C.

“…In this paper, the influence of deposition current density on microstructure and purity of nickel coatings was studied. Complementary characterization methods…”
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Impact of coherent and incoherent twin boundaries on the microhardness of annealed nanocrystalline Ni-W alloys by Lagarde, M., Shakibi Nia, N., Bourgon, J., Conforto, E., Creus, J., Feaugas, X., Savall, C.

“…The microstructural evolution of nanocrystalline Ni-W alloys with annealing temperature and more specifically grain boundary (GB) character is investigated…”
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Localised corrosion of carbon steel in NaHCO3/NaCl electrolytes : role of Fe(II)-containing compounds by REFFASS, M, SABOT, R, SAVALL, C, JEANNIN, M, CREUS, J, REFAIT, Ph

“…Pitting corrosion processes of carbon steels in 0.1 M NaHCO3 + NaCl aqueous solutions induce rapidly the precipitation of Fe(II)-containing phases. The…”
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Characterization of zinc-rich powder coatings by EIS and Raman spectroscopy by Marchebois, H, Joiret, S, Savall, C, Bernard, J, Touzain, S

“…In this work, the protective mechanisms of a single coat zinc-rich powder coating are examined. Powder coating panels were applied on phosphatized steel and…”
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Morphological and structural characterisation of electrodeposited Zn–Mn alloys from acidic chloride bath by Savall, C., Rebere, C., Sylla, D., Gadouleau, M., Refait, Ph, Creus, J.

“…Zn–Mn coatings were electrodeposited on steel substrate from an acidic chloride bath containing a commercial additive used in zinc plating. The effects of…”
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Electrodeposition of Zn–Mn alloys on steel using an alkaline pyrophosphate-based electrolytic bath by Sylla, D., Savall, C., Gadouleau, M., Rebere, C., Creus, J., Refait, Ph

“…Electrodeposited coatings of zinc are commonly used to protect carbon steels from corrosion. However, this protection is not acceptable under severe…”
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Zinc-rich powder coatings corrosion in sea water: influence of conductive pigments by Marchebois, H, Touzain, S, Joiret, S, Bernard, J, Savall, C

“…The effect of addition of conductive pigments like carbon blacks on the corrosion behavior of zinc-rich powder paints coated steel in artificial sea water was…”
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