Search Results - "Ouvrard, G."

Revisiting the relevance of using a constant voltage step to improve electrochemical performances of Li-rich lamellar oxides by Pradon, A., Caldes, M.T., Petit, P.-E., La Fontaine, C., Elkaim, E., Tessier, C., Ouvrard, G., Dumont, E.

“…A Li-rich lamellar oxide was cycled at high potential and the relevance of using a constant voltage step (CVS) at the end of the charge, needed for industrial…”
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Synthesis and characterization of nanometric powders of UO2+x, (Th,U)O2+x and (La,U)O2+x by ROUSSEAU, G, FATTAHI, M, GRAMBOW, B, DESGRANGES, L, BOUCHER, F, OUVRARD, G, MILLOT, N, NIEPCE, J. C

“…This paper describes a new way of preparing nanometric powders of uranium oxide, to fit the needs of studies on UO2 oxidation, through the electrochemical…”
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Ti and O K edges for titanium oxides by multiple scattering calculations: Comparison to XAS and EELS spectra by Wu, Z. Y., Ouvrard, G., Gressier, P., Natoli, C. R.

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Synthesis and electrochemical properties of numerous classes of vanadates by Denis, S, Baudrin, E, Orsini, F, Ouvrard, G, Touboul, M, Tarascon, J.-M

“…Several classes of vanadates can be synthesized by a `chimie douce' method, which consists of a precipitation reaction occurring at a well-defined pH. An…”
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Influence of the clay type on the strength evolution of lime treated material by Maubec, N., Deneele, D., Ouvrard, G.

“…This paper deals with the effects of lime addition on clay materials properties, in terms of mechanical and physico-chemical evolution. A coupling between…”
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New Amorphous Mixed Transition Metal Oxides and Their Li Derivatives:  Synthesis, Characterization, and Electrochemical Behavior by Leroux, F, Piffard, Y, Ouvrard, G, Mansot, J.-L, Guyomard, D

“…New amorphous MnV2O6+ δ·nH2O (0 < δ < 1) compounds have been prepared by a soft chemistry route including the precipitation of a crystallized precursor,…”
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Sulfur K-Edge X-Ray-Absorption Study of the Charge Transfer upon Lithium Intercalation into Titanium Disulfide by Wu, ZY, Ouvrard, G, Lemaux, S, Moreau, P, Gressier, P, Lemoigno, F, Rouxel, J

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Short-term effects on physical properties of lime treated kaolin by Vitale, E., Deneele, D., Russo, G., Ouvrard, G.

“…In the paper an experimental multi-scale investigation on the influence of pore water chemistry on the short-term behaviour of lime treated soil is presented…”
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Synergetic theoretical and experimental structure determination of nanocrystalline materials: study of LiMoS2 by ROCQUEFELTE, X, BOUESSAY, I, BOUCHER, F, GRESSIER, P, OUVRARD, G

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Characterization of lithium battery materials during their functioning in using dispersive XAS by Ouvrard, G, Bourgeon, N, Guyomard, D, Baudelet, F, Belin, S

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Synthesis and Characterization of a Mercury-Intercalated Molybdenum Disulfide by Lemaux, S., Golub, A.S., Gressier, P., Ouvrard, G.

“…Elemental mercury cannot be intercalated into crystalline molybdenum disulfide as such, probably for structural reasons, the a parameter of the host being too…”
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Electronic structures and charge transfer in lithium and mercury intercalated titanium disulfides by Moreau, P., Ouvrard, G., Gressier, P., Ganal, P., Rouxel, J.

“…Mercury can be intercalated into TiS 2 by a reaction between elemental mercury and TiS 2 at room temperature. The structure of the obtained compound Hg 1.24TiS…”
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Spectroscopy of a Eu(III)-imidazolate complex by Ragot, F., Ivanov, V., Wéry, J., Garcia, A., Perry, D.L., Ouvrard, G., Faulques, E.

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Band Structure Calculations of Ferromagnetic Chromium Tellurides CrSiTe3 and CrGeTe3 by Siberchicot, B, Jobic, S, Carteaux, V, Gressier, P, Ouvrard, G

“…Band structure calculations using the spin-polarized ASW method were performed on the title compounds. Nonmetallic behavior is attributed to…”
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General behavior upon cycling of LiNiVO4 as battery electrode by ROSSIGNOL, Cécile, OUVRARD, Guy

“…X-ray absorption spectroscopy (XAS) study on the nickel and vanadium oxide LiNiVO4 gives a lot of information on the local structural changes and the redox…”
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Synthesis and characterization of copper intercalated ZrTe3 by Finckh, W., Felser, C., Tremel, W., Ouvrard, G.

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Structural Investigation of Mercury-Intercalated Titanium Disulfide. 1. The Crystal Structure of Hg1.24TiS2 by Ganal, P, Moreau, P, Ouvrard, G, Sidorov, M, McKelvy, M, Glaunsinger, W

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Systematic X-ray photoelectron spectroscopy and theoretical studies of disulfides of groups IVB, VB and VIB transition metals by Dartigeas, K., Benoist, L., Gonbeau, D., Pfister-Guillouzo, G., Ouvrard, G., Levasseur, A.

“…The results of a systematic study of a series of dichalcogenides MS2 (M = Ti, Zr, Ta, Mo, W) by X-ray photoelectron spectroscopy (XPS) are reported. Variations…”
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Spin-Glass-like Behavior in the Selenide Cr2Sn3Se7 by Bodénan, F., Cajipe, V.B., Danot, M., Ouvrard, G.

“…Magnetic measurements show that monoclinic Cr2Sn3Se7exhibits many of the defining characteristics of a spin glass below 30 K. Low-temperature119Sn Mössbauer…”
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Structural, physical and electrochemical characteristics of a vanadium oxysulfide, a cathode material for lithium batteries by Ouvrard, G., Tchangbédji, G., Deniard, P., Prouzet, E.

“…A vanadium oxysulfide is obtained by a reaction between water solutions of a vanadyl salt and sodium sulfide at room temperature. After drying under mild…”
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