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The high frequency collective dynamics of liquid hydrogen fluoride is studied by inelastic x-ray scattering on the coexistence curve at T = 239 K. The comparison with existing molecular dynamics simulations shows the existence of two active…

软凝聚态物质 · 物理学 2023-08-29 R. Angelini , P. Giura , G. Monaco , G. Ruocco , F. Sette , R. Verbeni

Non-equilibrium transport of particles embedded in a liquid crystal host can, by cooling through a phase transition, be exploited to create a remarkable variety of structures including shells, foams, and gels. Due to the complexity of the…

We introduce a model of chemically active particles of a multi-component fluid that can change their interactions with other particles depending on their state. Since such switching of interactions can only be maintained by the input of…

软凝聚态物质 · 物理学 2019-05-01 Dino Osmanovic , Yitzhak Rabin

The appropriate design, construction, and operation of carbon capture and storage (CCS) and enhanced oil recovery (EOR) processes require a deep understanding of the resulting phases behavior in hydrocarbons-CO_2 multi-component mixtures…

最优化与控制 · 数学 2023-06-29 Gustavo E. O. Celis , Reza Arefidamghani , Hamidreza Anbarlooei , Daniel O. A. Cruz

The sluggish and heterogeneous dynamics of glass forming liquids is frequently associated to the transient coexistence of two phases of particles, respectively with an high and low mobility. In the absence of a dynamical order parameter…

软凝聚态物质 · 物理学 2016-07-21 Raffaele Pastore , Antonio Coniglio , Antonio de Candia , Annalisa Fierro , Massimo Pica Ciamarra

A systematic search for multicomponent crystal structures is carried out for five different ternary systems of nuclei in a polarizable background of electrons, representative of accreted neutron star crusts and some white dwarfs. Candidate…

高能天体物理现象 · 物理学 2016-03-09 T. A. Engstrom , N. C. Yoder , V. H. Crespi

We report a computer-simulation study of the equilibrium phase diagram of a three-dimensional system of particles with a repulsive step potential. Using free-energy calculations, we have determined the equilibrium phase diagram of this…

软凝聚态物质 · 物理学 2009-11-13 Yu. D. Fomin , Daan Frenkel , N. V. Gribova , V. N. Ryzhov , S. M. Stishov

By solving the Young Laplace equation of capillary hydrostatics one can accurately determine equilibrium shapes of droplets on relatively smooth solid surfaces. The solution, however of the Young Laplace equation becomes tricky when a…

软凝聚态物质 · 物理学 2013-06-05 Nikolaos T. Chamakos , Michail E. Kavousanakis , Athanasios G. Papathanasiou

We present a novel method for the accurate numerical determination of the phase behavior of fluid mixtures having large particle size asymmetries. By incorporating the recently developed geometric cluster algorithm within a restricted Gibbs…

软凝聚态物质 · 物理学 2007-05-23 Jiwen Liu , Nigel B. Wilding , Erik Luijten

The rheology of cohesive granular materials, under a constant pressure condition, is studied using molecular dynamics simulations. Depending on the shear rate, pressure, and interparticle cohesiveness, the system exhibits four distinctive…

软凝聚态物质 · 物理学 2018-09-26 Yuta Yamaguchi , Satoshi Takada , Takahiro Hatano

The pressure-temperature phase diagram of a one-component system, with particles interacting through a spherically symmetric pair potential in two dimensions is studied. The interaction consists of a hard core plus an additional repulsion…

统计力学 · 物理学 2009-10-31 E. A. Jagla

We use simulation-based supervised machine learning and classical density functional theory to investigate bulk and interfacial phenomena associated with phase coexistence in binary mixtures. For a prototypical symmetrical Lennard-Jones…

软凝聚态物质 · 物理学 2025-10-23 Silas Robitschko , Florian Sammüller , Matthias Schmidt , Robert Evans

In this article, we present and analyze a finite element numerical scheme for a three-component macromolecular microsphere composite (MMC) hydrogel model, which takes the form of a ternary Cahn-Hilliard-type equation with…

数值分析 · 数学 2021-04-20 Maoqin Yuan , Wenbin Chen , Cheng Wang , Steven M. Wise , Zhengru Zhang

We investigate the behavior of colloidal suspensions with different volume fractions confined between parallel walls under a range of steady shears. We model the particles using molecular dynamics (MD) with full hydrodynamic interactions…

软凝聚态物质 · 物理学 2014-09-18 Frances E. Mackay , Kyle Pastor , Mikko Karttunen , Colin Denniston

Extensive experimental studies have shown that numerous ordered phases can be formed via the self-assembly of T-shaped liquid crystalline molecules (TLCMs) composed of a rigid backbone, two flexible end chains and a flexible side chain.…

软凝聚态物质 · 物理学 2024-02-26 Zhijuan He , Xin Wang , Pingwen Zhang , An-Chang Shi , Kai Jiang

We present a lattice model for polymer solutions, explicitly incorporating interactions with a bath of solvent and cosolvent molecules. By exploiting the well-known analogy between polymer systems and the $O(n)$-vector spin model in the…

软凝聚态物质 · 物理学 2025-04-21 Davide Marcato , Achille Giacometti , Amos Maritan , Angelo Rosa

Biological mixtures, such as the cellular cytoplasm, are composed of a large number of different components. From this heterogeneity, ordered mesoscopic structures emerge, such as liquid phases with controlled composition. These structures…

生物物理 · 物理学 2024-12-03 Rodrigo Braz Teixeira , Giorgio Carugno , Izaak Neri , Pablo Sartori

Mixtures of nematic liquid crystals and isotropic fluids display a diverse range of phase behaviors, arising from the coupling between orientational order and concentration fluctuations. In this review, we introduce a simplified…

软凝聚态物质 · 物理学 2026-04-13 Margarida M. Telo da Gama , Rodrigo C. V. Coelho

The mean compositions of individual components can be tuned to control phase behavior in number-conserving passive mixtures. In this work, we investigate the role of variable average density in a system of infinitely many non-reciprocally…

统计力学 · 物理学 2026-04-09 Laya Parkavousi , Suropriya Saha

Liquid-liquid phase separation is key to understanding aqueous two-phase systems (ATPS) arising throughout cell biology, medical science, and the pharmaceutical industry. Controlling the detailed morphology of phase-separating compound…