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The electrical double layer at infinite flat solid surface was discussed with respect to the triple layer model. Charge density at the outer Helmholtz plane is assumed to be zero usually. However, the assumption causes the position of the…

化学物理 · 物理学 2007-05-23 Jong U. Kim

Liquids in contact with solids are submitted to intermolecular forces making liquids heterogeneous and stress tensors are not any more spherical as in homogeneous bulks. The aim of this article is to show that a square-gradient functional…

经典物理 · 物理学 2017-08-23 Henri Gouin

We generalize the predictions for attractions between over-all neutral surfaces induced by charge fluctuations/correlations to non-uniform systems that include dielectric discontinuities, as is the case for mixed charged lipid membranes in…

软凝聚态物质 · 物理学 2009-10-31 Rebecca Menes , Philip Pincus , Bean Stein

Nonlinear ionic screening theory for heterogeneously charged spheres is developed in terms of a mode-decomposition of the surface charge. A far-field analysis of the resulting electrostatic potential leads to a natural generalization of…

软凝聚态物质 · 物理学 2009-12-17 N. Boon , E. Carvajal Gallardo , S. Zheng , E. Eggen , M. Dijkstra , R. van Roij

We discuss a method to reconstruct two-dimensional proton bunch densities using vertex distributions accumulated during LHC beam-beam scans. The $x$-$y$ correlations in the beam shapes are studied and an alternative luminosity calibration…

高能物理 - 实验 · 物理学 2019-04-10 Markus Klute , Catherine Medlock , Jakob Salfeld-Nebgen

It is shown that surface of a liquid consisting of several interpenetrating superfluids becomes unstable at some threshold. We demonstrate that the criterion for the onset of the instability changes in the presence of dissipative…

凝聚态物理 · 物理学 2009-11-10 D. A. Abanin

Macromolecules based on dendritic or hyperbranched polyelectrolytes have been emerging as high potential candidates for biomedical applications. Here we study the charge and solvation structure of dendritic polyglycerol sulphate (dPGS) of…

软凝聚态物质 · 物理学 2020-10-09 Rohit Nikam , Xiao Xu , Matthias Ballauff , Matej Kanduč , Joachim Dzubiella

We consider the phase separation of binary fluids in contact with a surface which is preferentially wetted by one of the components of the mixture. We review the results available for this problem and present new numerical results obtained…

统计力学 · 物理学 2007-05-23 Sorin Bastea , Sanjay Puri , Joel L. Lebowitz

Liquid-droplet coalescence and the mergers of liquid lenses are problems of great practical and theoretical interest in fluid dynamics and the statistical mechanics of multi-phase flows. During such mergers, there is an interesting and…

流体动力学 · 物理学 2024-10-08 Vasanth Kumar Babu , Nadia Bihari Padhan , Rahul Pandit

We investigate the phase diagram of a two-component associating fluid mixture in the presence of selectively adsorbing substrates. The mixture is characterized by a bulk phase diagram which displays peculiar features such as closed loops of…

统计力学 · 物理学 2009-11-07 J. M. Romero-Enrique , L. F. Rull , U. Marini Bettolo Marconi

The behavior of a polyelectrolyte adsorbed on a charged substrate of high-dielectric constant is studied by both Monte-Carlo simulation and analytical methods. It is found that in a low enough ionic strength medium, the adsorption…

软凝聚态物质 · 物理学 2007-05-23 Chi-Ho Cheng , Pik-Yin Lai

For binary mixtures with fixed concentrations of the species, various relationships between the surface tensions and the concentrations are briefly reviewed.

统计力学 · 物理学 2009-11-11 Jean Ruiz

We consider counterions in the presence of a single planar surface with a spatially inhomogeneous charge distribution using Monte-Carlo simulations and strong-coupling theory. For high surface charges, multivalent counterions, or pronounced…

软凝聚态物质 · 物理学 2009-11-07 Andre G Moreira , Roland R Netz

Image charge effect is a fundamental problem in electrostatics. However, a proper treatment at the continuum level for many-ion systems, such as electrolyte solutions or ionic liquids, remains an open theoretical question. Here, we…

软凝聚态物质 · 物理学 2024-10-23 Tingtao Zhou , Dorian Bruch , Zhen-Gang Wang

We have performed MD simulations of a highly charged colloid in a solution of 3:1 and additional 1:1 salt. The dependency of the colloid's inverted charge on the concentration of the additional 1:1 salt has been studied. Most theories…

软凝聚态物质 · 物理学 2008-05-30 Olaf Lenz , Christian Holm

Ions in ionic liquids and concentrated electrolytes reside in a crowded, strongly-interacting environment, leading to the formation of discrete layers of charges at interfaces. Here, we propose a continuum theory that captures the…

Hydrodynamic behavior at the vicinity of a confining wall is closely related to the friction properties of the liquid/solid interface. Here we consider, using Molecular Dynamics simulations, the electric contribution to friction for charged…

软凝聚态物质 · 物理学 2009-11-11 Laurent Joly , Christophe Ybert , Emmanuel Trizac , Lyderic Bocquet

Bilayer vesicles form readily from mixtures of charged and neutral surfactants. When such a mixed vesicle binds an oppositely-charged object, its membrane partially demixes: the adhesion zone recruits more charged surfactants from the rest…

软凝聚态物质 · 物理学 2009-10-31 Yi Chen , Philip Nelson

The adsorption of highly \textit{oppositely} charged flexible polyelectrolytes onto a charged spherical surface is investigated by means of Monte Carlo simulations in a fashion which resembles the layer-by-layer deposition technique…

软凝聚态物质 · 物理学 2007-05-23 Rene Messina , Christian Holm , Kurt Kremer

Announcement of detection of Solar 8B neutrinos by XENONnT dual-phase detector come with a suite of unexplained detector effects. We expect accumulation of surface charges and charged surface instability resulting in maximal surface…

天体物理仪器与方法 · 物理学 2025-10-22 Sergey Pereverzev