Search Results - "Petrov Jordan"

Why Fluorination of the Polar Heads Reverses the Positive Sign of the Dipole Potential of Langmuir Monolayers: A Vibrational Sum Frequency Spectroscopic Study by Karageorgiev, Peter, Petrov, Jordan G, Motschmann, Hubert, Moehwald, Helmuth

“…Natural nonionic amphiphiles forming monolayers, bilayers, micelles, or biomembranes create a positive dipole potential at the boundary with water. In a series…”
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Structure of the Langmuir Monolayers with Fluorinated Ethyl Amide and Ethyl Ester Polar Heads Creating Dipole Potentials of Opposite Sign by Andreeva, Tonya D, Petrov, Jordan G, Brezesinski, Gerald, Moehwald, Helmuth

“…This study experimentally checks our previous hypothesis (Petrov, J. G.; Polymeropoulos, E. E.; Moehwald, H. Langmuir 2007, 23, 2623) that different…”
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Dipolar Interactions and Miscibility in Binary Langmuir Monolayers with Opposite Dipole Moments of the Hydrophilic Heads by Petrov, Jordan G, Andreeva, Tonya D, Moehwald, Helmuth

“…We investigate unusual binary Langmuir monolayers with the same long CH3(CH2)21 hydrocarbon chains and fluorinated −O−CH2CF3 (FEE) versus nonfluorinated…”
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Dynamics of Partial Wetting and Dewetting in Well-Defined Systems by Petrov, Jordan G, Ralston, John, Schneemilch, Matthew, Hayes, Robert A

“…By analyzing the assumptions of the hydrodynamic, molecular-kinetic and molecular-hydrodynamic theories of wetting dynamics, we formulated qualitative criteria…”
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Dynamics of Partial Wetting and Dewetting of an Amorphous Fluoropolymer by Pure Liquids by Petrov, Jordan G, Ralston, John, Schneemilch, Matthew, Hayes, Robert A

“…We report velocity dependencies of dynamic contact angles for CCl4 and tert-butyl alcohol on the amorphous fluoropolymer AF 1600 and compare them with our…”
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Ellipsometric Chain Length Dependence of Fatty Acid Langmuir Monolayers. A Heads-and-Tails Model by Petrov, Jordan G, Pfohl, Thomas, Möhwald, Helmuth

“…Langmuir monolayers of even n-fatty acids with increasing number N of carbon atoms in the hydrocarbon chain (N = 11−23) were investigated on 1 × 10-2 M HCl…”
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Dynamic Wetting and Dewetting of a Low-Energy Surface by Pure Liquids by Schneemilch, Matthew, Hayes, Robert A, Petrov, Jordan G, Ralston, John

“…A high resolution optical method was used to acquire contact angle−velocity data for hexadecane and octamethylcyclotetrasiloxane (OMCTS) advancing and receding…”
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Negative Dipole Potentials of Uncharged Langmuir Monolayers Due to Fluorination of the Hydrophilic Heads by Petrov, Jordan G, Andreeva, Tonya D, Kurth, Dirk G, Möhwald, Helmuth

“…The dipole potential, affecting the structure, functions, and interactions of biomembranes, lipid bilayers, and Langmuir monolayers, is positive toward the…”
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Fluorination of the Hydrophilic Head Accelerates the Collapse of the Monolayer but Stabilizes the Bilayer of a Long-Chain Trifluoroethyl Ether on Water by Petrov, Jordan G, Andreeva, Tonya D, Möhwald, Helmuth

“…A comparison of the collapse of Langmuir monolayers of docosyl trifluoroethyl ether (DFEE) and docosyl ethyl ether (DEE) on water shows that in both films the…”
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Effect of Fluorination of the Hydrophilic Heads on Morphology and Molecular Structure of Langmuir Monolayers of Long-Chain Ethers by Petrov, Jordan G, Brezesinski, Gerald, Andreeva, Tonya D, Möhwald, Helmuth

“…Brewster angle microscopy (BAM) and grazing incidence X-ray diffraction (GIXD) were used to compare morphology and molecular structure of Langmuir monolayers…”
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Drivers' Attention to Preview and Its Momentary Persistence by Morrison, Tyler N., Jagacinski, Richard J., Petrov, Jordan

“…Participants used a position control system to track the center of a simulated winding roadway with preview that ranged from 0.3 to 1.0 s. Participants'…”
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Dewetting Dynamics on Heterogeneous Surfaces. A Molecular−Kinetic Treatment by Petrov, Jordan G, Ralston, John, Hayes, Robert A

“…When the molecular−kinetic theory of wetting dynamics on ideal surfaces is applied to heterogeneous solid substrates, effective values of its specific…”
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Interfacial acid–base equilibrium and electrostatic potentials of model Langmuir–Blodgett membranes in contact with phosphate buffer by Petrov, Jordan G, Möbius, Dietmar

“…The effect of a cationic Langmuir–Blodgett (LB) multilayer of varying thickness on p K i of the weak acid 4-heptadecyl-7-hydroxy coumarin (HHC) located at the…”
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Molecular-Hydrodynamic Description of Langmuir−Blodgett Deposition by Petrov, Jordan G, Petrov, Peter G

“…The molecular-hydrodynamic description of Langmuir−Blodgett deposition presented in this study relates the velocity of deposition to the activation free energy…”
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Extrapolated Dynamic Contact Angle and Viscous Deformation of a Steady Moving Meniscus at a Vertical Flat Wall by Petrov, Peter G, Petrov, Jordan G

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Effect of the ω-Dipoles of Neutral Langmuir Monolayers on the pK of an Embedded Amphiphilic Polarity Probe by Petrov, Jordan G, Möbius, Dietmar

“…Our previous investigations have shown that the pK i of the interfacial pH and polarity probe 4-heptadecyl-7-hydroxycoumarin (HHC) embedded in neutral…”
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Interaction free energies in Langmuir-Blodgett multilayers of docosylammonium phosphate by Petrov, I, Angelova, A

“…The influence of pH and the ionic composition of phosphate subsolution on the static contact angles after upward and downward Langmuir-Blodgett (LB) deposition…”
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Dependence of pK of 4-heptadecyl-7-hydroxycoumarin at a neutral multilayer/water interface on the multilayer thickness by Petrov, Jordan G, Moebius, Dietmar

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Fluorometic titration of 4-heptadecyl-7-hydroxycoumarin in neutral monolayers at the air/water interface by Petrov, Jordan G, Moebius, Dietmar

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Strong influence of the solid substrate on the acid-base equilibrium of 4-heptadecyl-7-hydroxycoumarin in monolayers at solid/liquid interfaces by Petrov, Jordan G, Moebius, Dietmar

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