Search Results - "Thomas, Fabien"

Coagulation of Na-Montmorillonite by Inorganic Cations at Neutral pH. A Combined Transmission X‑ray Microscopy, Small Angle and Wide Angle X‑ray Scattering Study by Michot, Laurent J, Bihannic, Isabelle, Thomas, Fabien, Lartiges, Bruno S, Waldvogel, Yves, Caillet, Céline, Thieme, Juergen, Funari, Sérgio S, Levitz, Pierre

“…The coagulation of sodium montmorillonite by inorganic salts (NaNO3, Ca(NO3)2 and La(NO3)3) was studied by combining classical turbidity measurements with…”
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DMSO Intercalation in Selected Kaolinites: Influence of the Crystallinity by Mbey, Jean-Aimé, Siéwé, Jean Mermoz, Ngally Sabouang, Cyrill Joël, Razafitianamaharavo, Angelina, Kong, Sakeo, Thomas, Fabien

“…The present study deals with the relation between crystalline order in kaolinites and their ability to intercalate DMSO. Raw clays and kaolinite–DMSO complexes…”
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On the Origin of the Decay of the Photocatalytic Activity of TiO2 Powders Ground at High Energy by Bégin-Colin, Sylvie, Gadalla, Atef, Le Caër, Gérard, Humbert, Olivier, Thomas, Fabien, Barres, Odile, Villiéras, Frédéric, Toma, Laura F, Bertrand, Ghislaine, Zahraa, Orfan, Gallart, Matthieu, Hönerlage, Bernd, Gilliot, Pierre

“…The influence of high-energy grinding on the photocatalytic activity of nanocrystalline titania (TiO2) powders was investigated. Either in gas or in liquid…”
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Probing Surface Structures of Shewanella spp. by Microelectrophoresis by Dague, Etienne, Duval, Jérôme, Jorand, Frédéric, Thomas, Fabien, Gaboriaud, Fabien

“…Long-range electrostatic forces substantially influence bacterial interactions and bacterial adhesion during the preliminary steps of biofilm formation. The…”
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Mechanism of Adsorption and Desorption of Water Vapor by Homoionic Montmorillonites: 2. The Li + , Na + , K + , Rb + and Cs + -Exchanged Forms by Bérend, Isabelle, Cases, Jean-Maurice, François, Michèle, Uriot, Jean-Pierre, Michot, Laurent, Masion, Armand, Thomas, Fabien

“…Abstract Methods previously used to distinguish between water adsorbed on external surfaces and in the interlamellar space of Na-montmorillonite during…”
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Sensitivity of the acid–base properties of clays to the methods of preparation and measurement by Duc, Myriam, Gaboriaud, Fabien, Thomas, Fabien

“…Measuring and modeling the surface charge of clays, and more especially smectites, has become an important issue in the use of bentonites as a waste…”
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First Direct Visualization of Oriented Mesostructures in Clay Gels by Synchrotron-Based X-ray Fluorescence Microscopy by Bihannic, Isabelle, Michot, Laurent J, Lartiges, Bruno S, Vantelon, Delphine, Labille, Jerôme, Thomas, Fabien, Susini, Jean, Salomé, Murielle, Fayard, Barbara

“…A direct in-situ visualization of montmorillonite gels at 50 g/L has been obtained for the first time, using silicon fluorescence yield imaging at the ESRF…”
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Role of electrostatic interactions in the toxicity of titanium dioxide nanoparticles toward Escherichia coli by Pagnout, Christophe, Jomini, Stéphane, Dadhwal, Mandeep, Caillet, Céline, Thomas, Fabien, Bauda, Pascale

“…[Display omitted] ► NP-TiO2 may affect the viability of Escherichia coli in the absence of light. ► Interfacial electrostatic interactions play a paramount…”
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Cassava starch–kaolinite composite film. Effect of clay content and clay modification on film properties by Mbey, J.A., Hoppe, S., Thomas, F.

“…► Cassava starch composite film. ► Raw kaolinite and DMSO intercalated kaolinite as filler. ► Dispersion, exfoliation and distribution of the clay filler. ►…”
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X-Ray Scattering Investigation of Swelling Clay Fabric by Bihannic, Isabelle, Tchoubar, Denise, Lyonnard, Sandrine, Besson, Gérard, Thomas, Fabien

“…The solid phase geometry of a Na- and Ca-montmorillonite has been investigated by using ultra-small- and small-angle X-ray scattering and X-ray diffraction…”
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Theoretical study of the acid–base properties of the montmorillonite/electrolyte interface: Influence of the surface heterogeneity and ionic strength on the potentiometric titration curves by Zarzycki, Piotr, Thomas, Fabien

“…The parallel shape of the potentiometric titration curves for montmorillonite suspension is explained using the surface complexation model and taking into…”
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Does the addition of labile substrate destabilise old soil organic matter? by Derrien, Delphine, Plain, Caroline, Courty, Pierre-Emmanuel, Gelhaye, Louisette, Moerdijk-Poortvliet, Tanja C.W., Thomas, Fabien, Versini, Antoine, Zeller, Bernhard, Koutika, Lydie-Stella, Boschker, Henricus T.S., Epron, Daniel

“…Input of organic matter to soil may stimulate microbial activity and alter soil carbon storage by modifying the mineralization of native soil organic carbon…”
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Influence of ionic strength and polyelectrolyte concentration on the electrical conductivity of suspensions of soft colloidal polysaccharides by Sagou, Jean-Pierre S., Ahualli, Silvia, Thomas, Fabien

“…Electrical conductivity measurements can be used for gaining information about the structure of soft particles even at high particle concentration where this…”
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Acid−Base Properties of 2:1 Clays. I. Modeling the Role of Electrostatics by Delhorme, Maxime, Labbez, Christophe, Caillet, Céline, Thomas, Fabien

“…We present a theoretical investigation of the titratable charge of clays with various structural charge (σ b ): pyrophyllite (σ b = 0 e·nm−2), montmorillonite…”
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Components interactions controlling starch–kaolinite composite films properties by Mbey, J.A., Thomas, F.

“…•Cassava starch and kaolinite properties.•Origins and intensities of interactions.•Interfacial interactions related to starch–kaolinite composite films…”
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Sensitivity of the acid-base properties of clays to the methods of preparation and measurement. 1. Literature review by DUC, Myriam, GABORIAUD, Fabien, THOMAS, Fabien

“…Measuring and modeling the surface charge of clays, and more especially smectites, has become an important issue in the use of bentonites as a waste…”
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Characterization of clays from Mezafe and Mengono (Ne-Libreville, Gabon) for potential uses in fired products by Boulingui, J.E., Nkoumbou, C., Njoya, D., Thomas, F., Yvon, J.

“…Clay materials may contribute to promote the sustainable development of population accommodations in a developing country as Gabon. They are low cost versatile…”
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Cetuximab pharmacokinetic/pharmacodynamics relationships in advanced head and neck carcinoma patients by Le Louedec, Félicien, Alix‐Panabières, Catherine, Lafont, Thierry, Allal, Ben C., Garrel, Renaud, Digue, Laurence, Guigay, Joël, Cupissol, Didier, Delord, Jean‐Pierre, Lallemant, Benjamin, Alfonsi, Marc, Aubry, Karine, Mazel, Martine, Becher, François, Perriard, Françoise, Chatelut, Etienne, Thomas, Fabienne

“…Aims Cetuximab associated with cisplatin and 5‐fluorouracil is used to treat patients with inoperable or metastatic head and neck squamous cell carcinomas…”
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Toxicity of copper oxide nanoparticle suspensions to aquatic biota by Manusadžianas, Levonas, Caillet, Celine, Fachetti, Louis, Gylytė, Brigita, Grigutytė, Reda, Jurkonienė, Sigita, Karitonas, Rolandas, Sadauskas, Kazys, Thomas, Fabien, Vitkus, Rimantas, Férard, Jean-François

“…Toxicity effects induced by nanosuspensions of CuO (<50 nm; Sigma‐Aldrich) on macrophytic algae cells of Nitellopsis obtusa (96‐h median lethal concentration…”
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Coupled chemical processes at clay/electrolyte interface: A batch titration study of Na-montmorillonites by Duc, Myriam, Thomas, Fabien, Gaboriaud, Fabien

“…The present work addresses the protolytic charge of montmorillonite, which occurs on the broken-bond sites at the particle edges. The purpose is to overcome…”
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