Search Results - "LANGEVIN, Dominique"

Complexation of oppositely charged polyelectrolytes and surfactants in aqueous solutions. A review by Langevin, Dominique

“…Addition of surfactants to aqueous solutions of polyelectrolytes causes the spontaneous formation of complexes in a certain range of concentrations. In some…”
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Adsorption–desorption kinetics of surfactants at liquid surfaces by He, Yunfei, Yazhgur, Pavel, Salonen, Anniina, Langevin, Dominique

“…The paper discusses adsorption and desorption energy barriers for macroscopic interfaces of surfactant solutions. Literature data suggest that adsorption and…”
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Aqueous Foams: A Field of Investigation at the Frontier Between Chemistry and Physics by Langevin, Dominique

“…This paper reviews the properties of aqueous foams. The current state of knowledge is summarized briefly and the interdisciplinary aspects of this field of…”
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Interfacial rheology of polyelectrolytes and polymer monolayers at the air–water interface by Langevin, Dominique, Monroy, Francisco

“…In this review, we describe interfacial rheology studies of polymer monolayers at the air–water interface. Since polyelectrolytes are usually soluble in water,…”
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Interfacial Assembly of Surfactant-Decorated Nanoparticles: On the Rheological Description of a Colloidal 2D Glass by Maestro, Armando, Deshmukh, Omkar S, Mugele, Frieder, Langevin, Dominique

“…We address the rheology of assemblies of surfactant-decorated silica nanoparticles irreversibly adsorbed at the gas/liquid interface. Positively charged…”
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Interfacial Behavior of Catanionic Surfactants by Stocco, Antonio, Carriere, David, Cottat, Maximilien, Langevin, Dominique

“…We report a dramatic increase in foam stability for catanionic mixtures (myristic acid and cetyl trimethylammonium bromide, CTABr) with respect to that of…”
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Shear rheology of lipid monolayers and insights on membrane fluidity by Espinosa, Gabriel, López-Montero, Iván, Monroy, Francisco, Langevin, Dominique

“…The concept of membrane fluidity usually refers to a high molecular mobility inside the lipid bilayer which enables lateral diffusion of embedded proteins…”
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On the Possible Role of Surface Elasticity in Emulsion Stability by Georgieva, Daniela, Schmitt, Véronique, Leal-Calderon, Fernando, Langevin, Dominique

“…We have measured the short-time and long-time elastic responses to compression of various types of surfactant layers adsorbed at oil−water interfaces. We…”
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Fatty acid monolayer dissociation and collapse: Effect of pH and cations by Kundu, Sarathi, Langevin, Dominique

“…Surface pressure versus specific molecular area ( π– A) isotherms of stearic acid monolayers have been studied by varying the pH of the aqueous subphase…”
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Dynamic Surface Tension of Aqueous Solutions of Ionic Surfactants: Role of Electrostatics by Ritacco, Hernán, Langevin, Dominique, Diamant, Haim, Andelman, David

“…The adsorption kinetics of the cationic surfactant dodecyltrimethylammonium bromide at the air−water interface has been studied by the maximum bubble pressure…”
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Surfactant Adsorption onto Interfaces: Measuring the Surface Excess in Time by Yunfei, He, Yazhuo, Shang, Honglai, Liu, Dominique, Langevin, Anniina, Salonen

“…We propose a direct method to measure the equilibrium and dynamic surface properties of surfactant solutions with very low critical micellar concentrations…”
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Influence of pH on Oil-Water Interfacial Tension and Mass Transfer for Asphaltenes Model Oils. Comparison with Crude Oil Behavior by Hutin, Anthony, Argillier, Jean-François, Langevin, Dominique

“…Asphaltenes are shown to be amphoteric, containing acidic and basic species that can ionize at low and high pH respectively when they come in contact with…”
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Influence of pH on Stability and Dynamic Properties of Asphaltenes and Other Amphiphilic Molecules at the Oil−Water Interface by Poteau, Sandrine, Argillier, Jean-François, Langevin, Dominique, Pincet, Frédéric, Perez, Eric

“…Oil-in-water emulsions are currently being investigated to facilitate the transport of viscous heavy oils. The behavior of these emulsions is largely…”
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Coalescence in foams and emulsions: Similarities and differences by Langevin, Dominique

“…Coalescence in emulsions and foams is far from being understood, despite many years of investigations. The phenomenon is not easy to be characterized because…”
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Supported ionic liquid membranes for water and volatile organic compounds separation: Sorption and permeation properties by Dahi, Abdellatif, Fatyeyeva, Kateryna, Langevin, Dominique, Chappey, Corinne, Rogalsky, Sergiy P., Tarasyuk, Oksana P., Benamor, Amel, Marais, Stéphane

“…Supported ionic liquid membranes (SILMs) were prepared by immobilizing the room temperature ionic liquids (RTILs) ([C4C1im][BF4] and [CnC1im][PF6] (n=4 and 6))…”
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Recent Advances on Emulsion and Foam Stability by Langevin, Dominique

“…In this perspective paper, we highlight the numerous open problems in the topic of stability of emulsions and foams, focusing on the simplest case of…”
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What Is the Mechanism of Soap Film Entrainment? by Saulnier, Laurie, Restagno, Frédéric, Delacotte, Jérôme, Langevin, Dominique, Rio, Emmanuelle

“…Classical Frankel’s law describes the formation of soap films and their evolution upon pulling, a model situation of film dynamics in foams (formation,…”
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Characterization of Nanoparticle Batch-To-Batch Variability by Mülhopt, Sonja, Diabaté, Silvia, Dilger, Marco, Adelhelm, Christel, Anderlohr, Christopher, Bergfeldt, Thomas, Gómez de la Torre, Johan, Jiang, Yunhong, Valsami-Jones, Eugenia, Langevin, Dominique, Lynch, Iseult, Mahon, Eugene, Nelissen, Inge, Piella, Jordi, Puntes, Victor, Ray, Sikha, Schneider, Reinhard, Wilkins, Terry, Weiss, Carsten, Paur, Hanns-Rudolf

“…A central challenge for the safe design of nanomaterials (NMs) is the inherent variability of NM properties, both as produced and as they interact with and…”
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On the rupture of thin films made from aqueous surfactant solutions by Langevin, Dominique

“…This short review describes the work on aqueous foam film stability with the important past contributions of Dotchi Exerowa and Dimo Platikanov, together with…”
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On the use of shear rheology to formulate stable foams. Example of a lyotropic lamellar phase by Briceño-Ahumada, Zenaida, Soltero, Armando, Maldonado, Amir, Perez, Javier, Langevin, Dominique, Impéror-Clerc, Marianne

“…[Display omitted] •RheoSAXS study evidencing a transition lamellar phase- multilamellar vesicles, that disappear after a short time.•The stability of foams…”
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