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Related papers: The Critical Crossover at the n-Hexane - Water Int…

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The critical resistivity measured along the quantum Hall liquid--insulator transition line indicates a pronounced peak at a critical filling factor close to 1, which marks the crossover from the high to low magnetic field regime in the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Efrat Shimshoni

We investigate a well-known phenomenon of the appearance of the crossover points, corresponding to the intersections of the solubility isotherms of the solid compound in supercritical fluid. Opposed to the accepted understanding of the…

Soft Condensed Matter · Physics 2021-04-13 N. N. Kalikin , R. D. Oparin , A. L. Kolesnikov , Y. A. Budkov , M. G. Kiselev

The structure of the soluble protonated (pH=2) octadecanoic acid film adsorbed on the saturated hydrocarbon (n-hexane) - water and aromatic hydrocarbon (toluene)-water interfaces is studied by X-ray reflectometry using synchrotron…

Soft Condensed Matter · Physics 2018-11-02 Aleksey M. Tikhonov

It is well known that some liquids can demonstrate anomalous behavior. Interestingly, this be- havior can be qualitatively reproduced with simple core-softened isotropic pair-potential systems. Although anomalous properties of liquids…

Statistical Mechanics · Physics 2015-07-15 Eu. A. Gaiduk , Yu. D. Fomin , V. N. Ryzhov , E. N. Tsiok , V. V. Brazhkin

Using fluorescence microscopy we study the adsorption of single latex microparticles at a water/water interface between demixing aqueous solutions of polymers, generally known as a water-in-water emulsion. Similar microparticles at the…

Soft Condensed Matter · Physics 2018-05-23 Louis Keal , Carlos E. Colosqui , Hans Tromp , Cecile Monteux

Critical opalescence is a characteristic experimental signature of a second order phase transition in solid state physics. A new, experimentally accessible measure of opacity and of attenuation length in heavy ion reactions is suggested, as…

Nuclear Theory · Physics 2010-02-09 T. Csorgo

According to experimental data on X-ray scattering and reflectometry with the use of synchrotron radiation, a two-dimensional crystallization phase transition in a monolayer of melissic acid at the n-hexane - water interface with a decrease…

Soft Condensed Matter · Physics 2016-12-21 Aleksey M. Tikhonov

It is demonstrated that the crossover between gas- and liquid-like regions on the phase diagram of the Lennard-Jones system occurs at a fixed value of the density divided by its value at the freezing point, $\rho/\rho_{\rm fr}\simeq 0.35$.…

Statistical Mechanics · Physics 2022-03-29 Sergey Khrapak

We argue that the first order folding transitions of proteins observed at physiological chemical conditions end in a critical point for a given temperature and chemical potential of the surrounding water. We investigate this critical point…

Soft Condensed Matter · Physics 2007-05-23 Alex Hansen , Mogens H. Jensen , Kim Sneppen , Giovanni Zocchi

Fluid three-phase equilibria, with phases $\alpha, \beta, \gamma$, are studied close to a tricritical point, analytically and numerically, in a mean-field density-functional theory with two densities. Employing Griffiths' scaling for the…

Statistical Mechanics · Physics 2025-10-30 Joseph O. Indekeu , Kenichiro Koga

Recent research suggests that the supercritical state consists of liquidlike and gaslike states where particle dynamics and key system properties are qualitatively different. We report experimental evidence of the structural crossover in…

Materials Science · Physics 2017-05-17 C. Prescher , Yu. D. Fomin , V. B. Prakapenka , J. Stefanski , K. Trachenko , V. V. Brazhkin

A popular hypothesis that explains the anomalies of supercooled water is the existence of a metastable liquid-liquid transition hidden below the line of homogeneous nucleation. If this transition exists and if it is terminated by a critical…

Soft Condensed Matter · Physics 2014-08-25 John W. Biddle , Vincent Holten , Mikhail A. Anisimov

We study a three-dimensional system of particles interacting via spherically-symmetric pair potentials consisting of several discontinuous steps. We show that at certain values of the parameters desribing the potential, the system has three…

Soft Condensed Matter · Physics 2015-06-24 Sergey V. Buldyrev , H. Eugene Stanley

We analyze the evolution of hydrodynamic fluctuations in a heavy ion collision as the system passes close to the QCD critical point. We introduce two small dimensionless parameters $\lambda$ and $\Delta_s$ to characterize the evolution.…

Nuclear Theory · Physics 2019-10-09 Yukinao Akamatsu , Derek Teaney , Fanglida Yan , Yi Yin

Interacting physical systems in the neighborhood of criticality (and massive continuum field theories) can often be characterized by just two physical scales: a (macroscopic) correlation length and a (microscopic) interaction range, related…

High Energy Physics - Lattice · Physics 2009-10-31 Sergio Caracciolo , Maria Serena Causo , Andrea Pelissetto , Paolo Rossi , Ettore Vicari

A sharp phase transition from a crystalline state with the area per molecule A = (17 +/- 1) Angstrom^2 to a liquid state with A = (23 +/- 1) Angstrom^2 at the n-hexane - water interface in a Gibbs monolayer of melissic acid has been…

Soft Condensed Matter · Physics 2015-12-03 Aleksey M. Tikhonov

Net ionization and net capture cross-section calculations are presented for proton collisions from methane molecules and the DNA/RNA nucleobases adenine, cytosine, guanine, thymine, and uracil. We use the recently introduced…

Atomic and Molecular Clusters · Physics 2019-12-11 Hans Juergen Luedde , Marko Horbatsch , Tom Kirchner

We have measured the coexistence curve of the binary liquid mixture n-heptane+nitrobenzene near its consolute point using an optical method. In particular, the critical exponent beta describing the coexistence curve was measured for this…

Disordered Systems and Neural Networks · Physics 2007-05-23 Nicola Fameli , David A. Balzarini

We consider a polymer with configuration modelled by the trajectory of a Markov chain, interacting with a potential of form $u+V_n$ when it visits a particular state 0 at time $n$, with $\{V_n\}$ representing i.i.d. quenched disorder. There…

Probability · Mathematics 2010-01-14 Kenneth S. Alexander , Nikos Zygouras

Interfaces involving coexisting phases in condensed matter are essential in various examples of soft matter phenomena such as wetting, nucleation, morphology, phase separation kinetics, membranes, phase coexistence in nanomaterials, etc.…

Statistical Mechanics · Physics 2014-10-08 E. Mayoral , A. Gama Goicochea