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We apply a modified mean-field density functional theory to determine the phase behavior of Stockmayer fluids in slitlike pores formed by two walls with identical substrate potentials. Based on the Carnahan-Starling equation of state, a…

软凝聚态物质 · 物理学 2015-05-13 I. Szalai , S. Dietrich

Transition metal dichalcogenides (TMDs) are a class of two-dimensional (2D) materials been widely studied for emerging electronic properties. In this work, we use computational simulations to examine the water adsorption on TMDs…

计算物理 · 物理学 2024-02-20 Siheng Li , Keyang Liu , Jiří Klimeš , Ji Chen

We have studied by means of Density-Functional calculations the wetting properties of Ar and Ne adsorbed on a plane whose adsorption properties simulate the Li and Na surfaces. We use reliable ab-initio potentials to model the gas-substrate…

凝聚态物理 · 物理学 2009-10-31 Francesco Ancilotto , Flavio Toigo

We present results of a microscopic density functional theory study of wedge filling transitions, at a right-angle wedge, in the presence of dispersion-like wall-fluid forces. Far from the corner the walls of the wedge show a first-order…

统计力学 · 物理学 2013-04-19 Alexandr Malijevsky , Andrew O. Parry

Using the framework of Wertheim's thermodynamic perturbation theory we develop the first density functional theory which accounts for intramolecular association in chain molecules. To test the theory new Monte Carlo simulations are…

软凝聚态物质 · 物理学 2013-08-30 B. D. Marshall , A. J. Garcia-Cuellar , W. G. Chapman

The dispersion of a passive colloid immersed in a bath of non-interacting and non-Brownian run-and-tumble microswimmers in two dimensions is analyzed using stochastic simulations and an asymptotic theory, both based on a minimal model of…

软凝聚态物质 · 物理学 2024-03-18 Tanumoy Dhar , David Saintillan

he contact angle of a liquid droplet on a surface under partial wetting conditions differs for a nanoscopically rough or periodically corrugated surface from its value for a perfectly flat surface. Wenzel's relation attributes this…

软凝聚态物质 · 物理学 2020-06-24 Sergei A. Egorov , Kurt Binder

Wetting transitions have been predicted and observed to occur for various combinations of fluids and surfaces. This paper describes the origin of such transitions, for liquid films on solid surfaces, in terms of the gas-surface interaction…

材料科学 · 物理学 2015-05-13 Silvina M. Gatica , Milton W. Cole

The behavior of a strongly charged polymer adsorbed on an oppositely charged surface of low-dielectric constant is formulated by the functional integral method. By separating the translational, conformational, and fluctuational degrees of…

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

We investigate the wetting transitions displayed by the collection of active Brownian particles (ABPs) confined within rigid, impenetrable, flat walls. In our computational study using Brownian dynamics simulations, the wall-particle…

软凝聚态物质 · 物理学 2025-07-08 Suchismita Das , Raghunath Chelakkot

We determine the solvent mediated contribution to the effective potentials for model colloidal or nano- particles dispersed in a binary solvent that exhibits fluid-fluid phase separation. Using a simple density functional theory we…

软凝聚态物质 · 物理学 2011-06-24 Paul Hopkins , Andrew J. Archer , Robert Evans

We present molecular dynamics (MD) results to discuss wetting kinetics in binary fluid mixtures ($A:B=50:50$) undergoing surface-directed spinodal decomposition (SDSD) on an amorphous wall. Our simulations show the formation of a wetting…

软凝聚态物质 · 物理学 2025-12-09 Syed Shuja Hasan Zaidi , Madhu Priya , Sanjay Puri , Prabhat K. Jaiswal

Colloidal particles that are confined to an interface such as the air-water interface are an example of a two-dimensional fluid. Such dispersions have been observed to spontaneously form cluster and stripe morphologies in certain systems…

软凝聚态物质 · 物理学 2008-09-17 A. J. Archer

Using a dynamical density functional theory we analyze the density profile of a colloidal liquid near a wall under shear flow. Due to the symmetries of the system considered, the naive application of dynamical density functional theory does…

软凝聚态物质 · 物理学 2015-05-20 J. M. Brader , M. Krüger

Despite their considerable practical and biological applications, the link between molecular properties, assembly conditions and self-organized structure in confined polymer solutions remains elusive. Here, we explore the lyotropic nematic…

软凝聚态物质 · 物理学 2023-03-21 Maxime M. C. Tortora , Daniel Jost

We have used mesoscale simulations to study the effect of immobile particles on microstructure formation during spinodal decomposition in ternary mixtures such as polymer blends. Specifically, we have explored a regime of interparticle…

材料科学 · 物理学 2017-06-12 Supriyo Ghosh , Arnab Mukherjee , T. A. Abinandanan , Suryasarathi Bose

The structure of liquid water at ambient conditions is studied in ab initio molecular dynamics simulations using van der Waals (vdW) density-functional theory, i.e. using the new exchange-correlation functionals optPBE-vdW and vdW-DF2.…

We show that the formalism of Wertheim's first order thermodynamic perturbation theory can be generalised for the fluid of rotating sticky particles with anisotropic hard core confined to a quasi-one-dimensional channel. Using the transfer…

统计力学 · 物理学 2025-10-09 Péter Gurin , Szabolcs Varga

Recent experimental studies of molten metal droplets wetting high temperature reactive substrates have established that the majority of triple-line motion occurs when inertial effects are dominant. In light of these studies, this paper…

材料科学 · 物理学 2013-05-29 Daniel Wheeler , James A. Warren , William J. Boettinger

The diffusional growth of wetting droplets on the boundary wall of a semi-infinite system is considered in different regions of a first-order wetting phase diagram. In a quasistationary approximation of the concentration field, a general…

凝聚态物理 · 物理学 2007-05-23 R. Burghaus