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In this Letter we consider a liquid mixture confined between two thermally conducting walls subjected to a stationary temperature gradient. While in a one-component liquid non-equilibrium fluctuation forces appear inside the liquid layer…

统计力学 · 物理学 2015-07-27 T. R. Kirkpatrick , J. M. Ortiz de Zárate , J. V. Sengers

The growing correlation length observed in supercooled liquids as their temperature is lowered has been studied with the aid of a single occupancy cell model. This model becomes more accurate as the density of the system is increased. One…

统计力学 · 物理学 2013-04-17 Christopher J. Fullerton , M. A. Moore

We simulate a hard-sphere liquid in confined geometry where the separation of the two parallel, hard walls is smaller than two particle diameters. By systematically reducing the wall separation we analyze the behavior of structural and…

软凝聚态物质 · 物理学 2022-08-18 Gerhard Jung , Thomas Franosch

Liquid slip flow with a Knudsen number Kn = 0.001-0.1 plays a dominant role in confined flow channels. Its physical origin can be attributed to the intermolecular fluid-solid (F-S) interaction force. To this end, we propose herein…

流体动力学 · 物理学 2020-02-18 Zi Li , Jiawei Li , Guanxi Yan , Sergio Galindo-Torres , Alexander Scheuermann , Ling Li

The phase behavior of fluids near weakly attractive substrates is studied by computer simulations of the coexistence curve of a Lennard-Jones (LJ) fluid confined in a slitlike pore. The temperature dependence of the density profiles of the…

统计力学 · 物理学 2009-11-10 I. Brovchenko , A. Geiger , A. Oleinikova

We investigate phase separation of near-critical binary mixtures between parallel symmetric walls in the strong adsorption regime. We take into account the renormalization effect due to the critical fluctuations using the recent local…

软凝聚态物质 · 物理学 2013-08-21 Shunsuke Yabunaka , Ryuichi Okamoto , Akira Onuki

The dynamical properties of a three dimensional model glass, the frustrated Ising lattice gas (FILG) are studied by Monte Carlo simulations. We present results of compression experiments, where the chemical potential is either slowly or…

无序系统与神经网络 · 物理学 2009-10-31 J. J. Arenzon , F. Ricci-Tersenghi , D. A. Stariolo

In a recent article, we showed how the properties of the density-density correlation function and its integral, the local structure factor, in the fluid interfacial region, in systems with short-ranged forces, can be understood…

软凝聚态物质 · 物理学 2019-11-20 Andrew O. Parry , Carlos Rascón

Structural and thermodynamic properties of ionic fluids are related to those of a simpler ``mimic'' system with short ranged intermolecular interactions in a spatially varying effective field by use of Local Molecular Field (LMF) theory,…

统计力学 · 物理学 2007-05-23 Yng-gwei Chen , Charanbir Kaur , John D. Weeks

Some time ago, Fisher and de Gennes pointed out that long-ranged correlations in a fluid close to its critical point Tc cause distinct forces between immersed colloidal particles which can even lead to flocculation [C. R. Acad. Sc. Paris B…

统计力学 · 物理学 2007-05-23 F. Schlesener , A. Hanke , S. Dietrich

Using density functional theory we calculate the density profiles of a binary solvent adsorbed around a pair of big solute particles. All species interact via repulsive Gaussian potentials. The solvent exhibits fluid-fluid phase separation…

软凝聚态物质 · 物理学 2007-05-23 A. J. Archer , R. Evans , R. Roth , M. Oettel

Effective Casimir forces induced by thermal fluctuations in the vicinity of bulk critical points are studied by means of Monte Carlo simulations in three-dimensional systems for film geometries and within the experimentally relevant Ising…

统计力学 · 物理学 2009-07-13 O. Vasilyev , A. Gambassi , A. Maciolek , S. Dietrich

In statistical physics, it is well established that the liquid-gas (LG) phase transition with divergent critical fluctuations belongs to the Ising universality class. Whether non-equilibrium effects can alter this universal behavior remains…

统计力学 · 物理学 2026-04-07 Shang Gao , Hao Shang , Hao Hu , Yu-Qiang Ma , Qun-Li Lei

A density functional for the lattice gas (Ising model) from fundamental measure theory is applied to the problem of droplet states in three-dimensional, finite systems. Similar to previous simulation studies, the sequence of droplets…

统计力学 · 物理学 2021-09-29 Manuel Maeritz , Martin Oettel

We consider an ensemble of spherical colloidal particles immersed in a near-critical solvent such as a binary liquid mixture close to its critical demixing point. The emerging long-ranged fluctuations of the corresponding order parameter of…

软凝聚态物质 · 物理学 2015-06-03 T. F. Mohry , A. Maciołek , S. Dietrich

We calculate the effective force between two oppositely charged and similarly charged ions fixed in water as a function of separation distance R. At short separations, R less than 1 nm, the effective force is vastly different from the…

软凝聚态物质 · 物理学 2019-01-21 Puja Banerjee , Biman Bagchi

Using concepts from classical density functional theory (DFT) we investigate the freezing of a two-dimensional (2D) system of ultra-soft particles in a one-dimensional (1D) external potential; a phenomenon often called laser-induced…

软凝聚态物质 · 物理学 2020-02-05 Alexander Kraft , Sabine H. L. Klapp

The article is devoted to the mathematical analysis of a fluid-structure interaction system where the fluid is compressible and heat conducting and where the structure is deformable and located on a part of the boundary of the fluid domain.…

偏微分方程分析 · 数学 2021-05-26 Debayan Maity , Takéo Takahashi

It is theoretically shown that the excess liquid-liquid interfacial tension between two electrolyte solutions as a function of the ionic strength I behaves asymptotically as O(- I^0.5) for small I and as O(+- I) for large I. The former…

软凝聚态物质 · 物理学 2011-09-14 Markus Bier , Jos Zwanikken , Rene van Roij

Extended de Gennes-Fisher (EdGF) local-functional method has been applied to the thermodynamic Casimir effect {\it away} from the critical point for systems in the Ising universality class confined between parallel plane plates with…

统计力学 · 物理学 2009-11-13 Z. Borjan , P. J. Upton