Search Results - "Motschmann, H"

Vibrational Sum Frequency Generation Spectroscopic Investigation of the Interaction of Thiocyanate Ions with Zwitterionic Phospholipid Monolayers at the Air−Water Interface by Viswanath, P, Aroti, A, Motschmann, H, Leontidis, E

“…Thiocyanate (SCN−) is a highly chaotropic anion of considerable biological significance, which interacts quite strongly with lipid interfaces. In most cases it…”
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Oriented Thiocyanate Anions at the Air−Electrolyte Interface and Its Implications on Interfacial Water - A Vibrational Sum Frequency Spectroscopy Study by Viswanath, P, Motschmann, H

“…We used infrared-visible sum frequency spectroscopy (IR-VIS SFG) to study the interfacial composition and structure of aqueous potassium thiocyanate…”
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Effect of Interfacial Presence of Oriented Thiocyanate on Water Structure by Viswanath, P, Motschmann, H

“…Infrared visible sum frequency spectroscopy has been used to study the organization of the thiocyanate anion at the air−water interface and its influence on…”
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Relating Foam Lamella Stability and Surface Dilational Rheology by Koelsch, P, Motschmann, H

“…The surface dilational elasticity module E of a soluble cationic surfactant at the air−water interface is measured in a frequency range of 1−500 Hz. The data…”
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Varying the Counterions at a Charged Interface by Koelsch, P, Motschmann, H

“…The influence of different counterions on the adsorption behavior of the ionic soluble surfactant dodecyl-dimethylammonium-pyridimium bromide is investigated…”
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Controlling Microdroplet Formation by Light by Möller, G, Harke, M, Motschmann, H, Prescher, D

“…A surface with photocontrollable wetting behavior is introduced. A monolayer of a polymeric material containing 4‘-[trifluormethoxy-4,4‘-dibenzoazo] dyes in…”
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A Method for Direct Determination of the Prevailing Counterion Distribution at a Charged Surface by Koelsch, P, Motschmann, H

“…The surface charge of an anionic or cationic monolayer at the air−water interface is compensated by the oppositely charged counterions that are either located…”
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Oscillating Bubble SHG on Surface Elastic and Surface Viscoelastic Systems:  New Insights in the Dynamics of Adsorption Layers by Andersen, A, Oertegren, J, Koelsch, P, Wantke, D, Motschmann, H

“…Surface rheology governs a great variety of interfacial phenomena such as foams or emulsions and plays a dominant role in several technological processes such…”
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The influence of the sublayer on the surface dilatational modulus by Wantke, K.-D., Örtegren, J., Fruhner, H., Andersen, A., Motschmann, H.

“…The frequency dependence of the surface dilatational modulus is valuable for an assessment of surface models of aqueous surfactant solutions. Precise data of…”
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Phase Transition in an Adsorption Layer of a Soluble Surfactant at the Air–Water Interface by Motschmann, H., Lunkenheimer, K.

“…In this paper we provide experimental evidence for a phase transition between a liquid- and gas-like phase occurring in an adsorption layer of a soluble…”
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Following fast adsorption processes with surface plasmon spectroscopy: reflectivity versus mismatch tracking by Schneider, M., Andersen, A., Koelsch, P., Motschmann, H.

“…Surface plasmon resonance (SPR) spectroscopy is a widely used optical reflection technique for the characterization of thin films. The central quantity of SPR…”
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On the Internal Structure of an Adsorption Layer of an Ionic Soluble Surfactant. The Buildup of a Stern Layer Monitored by Optical Means by Teppner, R, Haage, K, Wantke, D, Motschmann, H

“…In the widely accepted Stern model, an adsorption layer of an ionic surfactant at the air−water interface consists of a charged topmost amphiphilic monolayer,…”
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Adsorption and surface rheology of n-dodecanol at the water/air interface by Ferrari, M., Ravera, F., Liggieri, L., Motschmann, H., Yi, Z., Krägel, J., Miller, R.

“…Adsorption layers of n-dodecanol at the water/air interface show phase transitions at low temperatures [Vollhardt, Fainerman, Emrich, J. Phys. Chem. B 104…”
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Adsorption kinetics of block copolymers from a good solvent: a two-stage process by Motschmann, H, Stamm, M, Toprakcioglu, C

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On the Factor in Gibbs Equation for Ionic Surfactants by Bae, S, Haage, K, Wantke, K, Motschmann, H

“…The adsorption layer of soluble surfactants can be described by the well-known Gibbs equation. It states that the surface excess Γ is given by the slope of the…”
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Controlling wettability by light: illuminating the molecular mechanism by RADÜGE, C, PAPASTAVROU, G, KURTH, D. G, MOTSCHMANN, H

“…The functionalisation of a surface with an organic monolayer containing photoactive moieties such as the azobenzene chromophore opens an elegant route for…”
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Partial Air Wetting on Solvophobic Surfaces in Polar Liquids by Boehnke, U.-C., Remmler, T., Motschmann, H., Wurlitzer, S., Hauwede, J., Fischer, Th.M.

“…The properties of solvophobic surfaces in polar liquids are studied by sedimentation experiments as well as by force measurements using a scanning force…”
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On the Analysis of Ellipsometric Measurements of Adsorption Layers at Fluid Interfaces by Teppner, R, Bae, S, Haage, K, Motschmann, H

“…Ellipsometry is a well-established, nondestructive optical method for the characterization of thin films. An ellipsometric experiment yields in the thin film…”
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Ellipsometric characterization of streptavidin binding to biotin-functionalized lipid monolayers at the water/air interface by Reiter, R, Motschmann, H, Knoll, W

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Sensitivity analysis of ellipsometry applied to uniaxial optical films by Flueraru, C., Schrader, S., Motschmann, H., Zauls, V.

“…A quantitative study of the sensitivity of ellipsometry applied to uniaxial optical films is reported. A general formalism for optimization of the sensitivity…”
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