English
Related papers

Related papers: Critical Behavior of Liquid 3He

200 papers

We determine the location of the critical point where the first-order deconfining transition in the heavy-quark region turns into a crossover in finite-temperature and density lattice QCD with 2+1 flavors of Wilson quarks. Combining a…

High Energy Physics - Lattice · Physics 2023-11-21 Shinji Ejiri , Kazuyuki Kanaya , Masakiyo Kitazawa

We study the electroweak phase transition in an effective 3-dimensional theory for a Higgs mass of about 70 GeV by Monte Carlo simulations. The transition temperature and jumps of order parameters are obtained and extrapolated to the…

High Energy Physics - Lattice · Physics 2009-10-28 M. Gürtler , E. -M. Ilgenfritz , J. Kripfganz , H. Perlt , A. Schiller

Using a liquid-state approach based on Ornstein-Zernike equations, we study the behavior of a fluid inside a porous disordered matrix near the liquid-gas critical point.The results obtained within various standard approximation schemes such…

Condensed Matter · Physics 2009-10-28 E. Pitard , M. L. Rosinberg , G. Stell , G. Tarjus

In this communication, we report results of three-dimensional hydrodynamic computations, by using equations of state with a critical end point as suggested by the lattice QCD. Some of the results are an increase of the multiplicity in the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Yogiro Hama , Rone P. G. Andrade , Frederique Grassi , Otavio Socolowski , Takeshi Kodama , Bernardo Tavares , S. S. Padula

We develop a strategy for calculating critical exponents for the Mott insulator-to-superfluid transition shown by the Bose-Hubbard model. Our approach is based on the field-theoretic concept of the effective potential, which provides a…

Quantum Physics · Physics 2014-01-06 Dennis Hinrichs , Axel Pelster , Martin Holthaus

The equation of state of partially ionized hydrogen plasma is considered with special focus on the contribution of $e-\rm H_2$ interaction. Within a cluster virial expansion, the Beth-Uhlenbeck formula is applied to infer the contribution…

Plasma Physics · Physics 2014-07-24 Y. A. Omarbakiyeva , H. Reinholz , G. Röpke

We determine the critical exponents for the XY universality class in three dimensions, which is expected to describe the $\lambda$-transition in ${}^4$He. They are obtained from the analysis of high-temperature series computed for a…

Statistical Mechanics · Physics 2009-10-31 Massimo Campostrini , Andrea Pelissetto , Paolo Rossi , Ettore Vicari

We analyze the critical behavior of isotropic systems with dipole-dipole interaction by renormalization-group methods in fixed space-time dimensions. Working in three-dimensional theory we analytically find three-loop expressions for…

Statistical Mechanics · Physics 2022-11-09 A. Kudlis , A. Pikelner

The available virial coefficients for the 2D hard disks model are transformed into a matrix representation of the thermodynamic potentials, which allows for an accurate description of the whole fluid phase, up to the phase transition. We…

Statistical Mechanics · Physics 2010-08-27 Eli Eisenberg , Asher Baram

The phenomenon of liquid-gas phase transition occurring in heavy ion collisions at intermediate energies is a subject of contemporary interest. In statistical models of fragmentation, the liquid drop model is generally used to calculate the…

Nuclear Theory · Physics 2020-09-09 G. Chaudhuri , S. Mallik

We have developed a next-generation hybrid event-by-event three-fluid hydrodynamic model, suitable for simulations of heavy-ion collisions in the energy range from few up to tens of GeV per colliding NN pair. At such energies the…

Nuclear Theory · Physics 2024-10-10 Jakub Cimerman , Iurii Karpenko , Boris Tomasik , Pasi Huovinen

Supersaturated superfluid 3He-4He liquid mixture, separating into the 3He-concentrated c-phase and 3He-diluted d-phase, represents a unique possibility for studying macroscopic quantum nucleation and quantum phase-separation kinetics in…

Other Condensed Matter · Physics 2018-11-14 S. N. Burmistrov , L. B. Dubovskii

We describe numerical simulations of the critical dynamics near the superfluid phase transition. The calculations are based on an implementation of a stochastic hydrodynamic theory known as model F in the classification of Hohenberg and…

The study of Mayer's cluster expansion (CE) for the partition function demonstrates a possible way to resolve the problem of the CE non-physical behavior at condensed states of fluids. In particular, a general equation of state is derived…

Statistical Mechanics · Physics 2018-10-03 M. V. Ushcats , S. Yu. Ushcats , L. A. Bulavin , V. M. Sysoev

In this paper, we investigate the liquid gas phase transition for the spin polarized nuclear matter. Applying the lowest order constrained variational (LOCV) method, and using two microscopic potentials, $AV_{18}$ and $UV_{14}$+TNI, we…

Nuclear Theory · Physics 2015-09-29 Z. Rezaei , M. Bigdeli , G. H. Bordbar

The study of liquid-gas phase transition in heavy ion collisions has generated a lot of interest amongst the nuclear physicists in the recent years. In heavy ion collisions, there is no direct way of measuring the state variables like…

Nuclear Theory · Physics 2021-01-18 G. Chaudhuri , S. Mallik , P. Das , S. Das Gupta

A revised phase diagram for water shows three distinct fluid phases. There is no continuity of liquid and gas and no critical point on Gibbs density surface. A liquid state, water, spans all temperatures. A thermodynamic rigidity function,…

Statistical Mechanics · Physics 2013-08-22 Leslie V. Woodcock

We present a numerical scheme for solving a sixth-order Cahn-Hilliard type equation that captures the dynamics of phase transitions in a ternary mixture consisting of two immiscible fluids and a surface active molecule that is amphiphilic.…

Numerical Analysis · Mathematics 2025-04-01 Natasha S. Sharma , Giordano Tierra

Critical exponents have been obtained for a 3D spin particle system. Clusters are formed and system reaches a critical behavior when fragment size distribution follows a power law, as predicted by Fisher Liquid Droplet Model. Also,…

Condensed Matter · Physics 2007-05-23 A. Barrañón , J. A. López , C. Dorso , Fr. de L. Castillo

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…

Soft Condensed Matter · Physics 2015-05-13 I. Szalai , S. Dietrich