Search Results - "Briois, V."

High pressure cell for edge jumping X-ray absorption spectroscopy: Applications to industrial liquid sulfidation of hydrotreatment catalysts by Lesage, C., Devers, E., Legens, C., Fernandes, G., Roudenko, O., Briois, V.

“…[Display omitted] •High pressure cell developed to study the liquid sulfidation of HDS catalysts by XAS.•Co and Mo local orders are studied alternatively…”
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Surface Modification of TiO2 with Ag Nanoparticles and CuO Nanoclusters for Application in Photocatalysis by Méndez-Medrano, M. G, Kowalska, E, Lehoux, A, Herissan, A, Ohtani, B, Bahena, D, Briois, V, Colbeau-Justin, C, Rodríguez-López, J. L, Remita, H

“…Ag and CuO nanoparticles (NPs) synthesized on the surface of commercial TiO2 (P25) by radiolytic reduction were characterized by diffuse reflectance…”
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Genesis of active phase in MoW/Al2O3 hydrotreating catalysts monitored by HAADF and in situ QEXAFS combined to MCR-ALS analysis by Nikulshina, M., Blanchard, P., Lancelot, C., Griboval-Constant, A., Marinova, M., Briois, V., Nikulshin, P., Lamonier, C.

“…[Display omitted] •Genesis of active phase during sulfidation was followed by in-situ Quick XAS and HAADF.•Concentration profiles and chemical nature of…”
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Aggregating ability of ferric chloride in the presence of phosphate ligand by Lartiges, B., El Samrani, A.G., Montargès-Pelletier, E., Bihannic, I., Briois, V., Michot, L.

“…Complexing anions such as phosphate or silicate play an ambivalent role in the performance of hydrolyzing metal coagulants: On one hand, they significantly…”
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Effectiveness of Ligand Denticity-Dependent Oxidation Protection in Copper MOD Inks by Marchal, W, Mattelaer, F, Van Hecke, K, Briois, V, Longo, A, Reenaers, D, Elen, K, Detavernier, C, Deferme, W, Van Bael, M. K, Hardy, A

“…The recent cost-driven transition from silver- to copper-based inks for printing on flexible substrates is connected with new key challenges. Given the high…”
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The SAMBA quick-EXAFS monochromator: XAS with edge jumping by Fonda, E., Rochet, A., Ribbens, M., Barthe, L., Belin, S., Briois, V.

“…Results and performances of the QEXAFS double monochromator of the SAMBA beamline (Synchrotron SOLEIL) are presented. The device is capable of speeds of up to…”
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Thermal stability of PMMA-LDH nanocomposites: decoupling the physical barrier, radical trapping, and charring contributions using XAS/WAXS/Raman time-resolved experiments by Carvalho, H W P, Leroux, F, Briois, V, Santilli, C V, Pulcinelli, S H

“…In-depth understanding of the thermal stability of polymer-clay nanocomposites requires the use of advanced time-resolved techniques combined with multivariate…”
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Dominance of goethite over hematite in iron oxides of mineral dust from Western Africa: Quantitative partitioning by X-ray absorption spectroscopy by Formenti, P., Caquineau, S., Chevaillier, S., Klaver, A., Desboeufs, K., Rajot, J. L., Belin, S., Briois, V.

“…This paper reports on the X‐ray absorption analysis of samples of mineral dust emitted from or transported to Western Africa. We found that iron oxides…”
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Structural, morphological and scintillation properties of Ce3+-doped Y3Al5O12 powders and films elaborated by the sol–gel process by Potdevin, A., Chadeyron, G., Briois, V., Mahiou, R.

“…Luminescent Ce3+-doped and Ce3+/Tb3+-codoped Y3Al5O12 powders and spray-coated films have been elaborated by the sol-gel technique. Their purity has been…”
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Structural Characterization of Nanocrystalline Sb-Doped SnO2 Xerogels by Multiedge X-ray Absorption Spectroscopy by Geraldo, V, Briois, V, Scalvi, L. V. A, Santilli, C. V

“…Multiedge XAS data are presented for Sb-doped SnO2 xerogels dried at 200 °C and fired at 550 °C, aiming to determine the location of antimony doping in the…”
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Cationic Order and Structure of [Zn−Cr−Cl] and [Cu−Cr−Cl] Layered Double Hydroxides:  A XRD and EXAFS Study by Roussel, H, Briois, V, Elkaim, E, de Roy, A, Besse, J. P

“…X-ray diffraction (XRD) and extended X-ray absorption fine structure (EXAFS) were used to evidence a cationic order within sheets of the layered double…”
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Preparation of ZnO nanoparticles: Structural study of the molecular precursor by TOKUMOTO, M. S, BRIOIS, V, SANTILLI, C. V, PULCINELLI, S. H

“…The structure of zinc acetate derived precursor currently used in the sol-gel synthesis of ZnO nanoparticles is described. The reaction products obtained…”
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Time-Resolved Study of the Oxidation of Ethanol by Cerium(IV) Using Combined Quick-XANES, UV−Vis, and Raman Spectroscopies by Briois, V, Lützenkirchen-Hecht, D, Villain, F, Fonda, E, Belin, S, Griesebock, B, Frahm, R

“…Time-resolved X-ray absorption spectroscopy (Quick-XANES) has been combined with UV−vis and Raman spectroscopies to study the in situ reduction of Ce4+ to Ce3+…”
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X-ray scattering and EXAFS studies of Pt1−xVx alloys by Gibaud, A., Topić, M., Corbel, G., Briois, V., Thiaudière, D., Pineda-Vargas, C.A., Ntsoane, T.

“…► Homogeneous Pt solid solution was observed in alloys containing up to 20 at.% V. ► Segregation of Pt, PtV and VO2(M) phases were observed in the alloys with…”
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EXAFS investigation on Sb incorporation effects to electrical transport in SnO2 thin films deposited by sol-gel by GERALDO, V, BRIOIS, V, SCALVI, L. V. A, SANTILLI, C. V

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Dynamical Study of ZnO Nanocrystal and Zn-HDS Layered Basic Zinc Acetate Formation from Sol−Gel Route by Briois, V, Giorgetti, Ch, Baudelet, F, Blanchandin, S, Tokumoto, M. S, Pulcinelli, S. H, Santilli, C. V

“…We have pointed out that zinc based particles obtained from ethanolic solution of a zinc acetate derivative (zinc oxy-acetate, Zn4O(Ac)6) are a mixture of…”
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Staging of Organic and Inorganic Anions in Layered Double Hydroxides by Pisson, J, Taviot-Guého, C, Israëli, Y, Leroux, F, Munsch, P, Itié, J.-P, Briois, V, Morel-Desrosiers, N, Besse, J.-P

“…The layered double hydroxides (LDHs) Zn2Al(OH)6Cl·nH2O, Zn2Cr(OH)6Cl·nH2O, and Cu2Cr(OH)6Cl·nH2O have been shown to undergo staged intercalation reactions with…”
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Kinetics of iron oxidation in silicate melts: a preliminary XANES study by Magnien, V., Neuville, D.R., Cormier, L., Mysen, B.O., Briois, V., Belin, S., Pinet, O., Richet, P.

“…X-ray Absorption Near Edge Structure (XANES) experiments made between 600 and 700 °C at the Fe K-edge have been used to study the kinetics of iron oxidation in…”
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Importance of Photoelectron Multiple Scattering in the Iron K-Edge X-ray Absorption Spectra of Spin-Crossover Complexes:  Full Multiple Scattering Calculations for Several Iron(II) Trispyrazolylborate and Trispyrazolylmethane Complexes by Briois, V, Sainctavit, Ph, Long, Gary J, Grandjean, Fernande

“…Full multiple scattering calculations of the iron K-edge X-ray absorption near-edge spectra of the iron(II) low-spin complexes, Fe[HB(pz)3]2 and…”
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An in-situ investigation of LDH–acetate prepared in polyol, under moderate thermal treatment by Prevot, V., Briois, V., Cellier, J., Forano, C., Leroux, F.

“…Pure NiAl-Layered double hydroxides (LDH) intercalated by acetate anions is prepared by polyol method. Intercalation of acetate anions gives rise to expanded…”
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