English
Related papers

Related papers: Concentration Dependence of the Flory Chi Paramete…

200 papers

A statistical description of static granular material requires ergodic sampling of the phase space spanned by the different configurations of the particles. We periodically fluidize a column of glass beads and find that the sequence of…

Statistical Mechanics · Physics 2007-05-23 Matthias Schröter , Daniel I. Goldman , Harry L. Swinney

The collision system and multiplicity dependence of chemical freeze-out temperature ($T_{\rm ch}$) and strangeness saturation factor ($\gamma_{s}$) are obtained by studying the particle ratios at the Large Hadron Collider (LHC) energies.…

High Energy Physics - Phenomenology · Physics 2019-09-02 Rutuparna Rath , Arvind Khuntia , Raghunath Sahoo

The theoretical description of the anomalous ferroelectric, ferromagnetic and magnetoelectric properties of Pb(Fe1/2Ta1/2)x(Zr0.53Ti0.47)1-xO3 and Pb(Fe1/2Nb1/2)x(Zr0.53Ti0.47)1-xO3 micro-ceramics is given. We performed calculations of…

Materials Science · Physics 2016-02-17 Maya D. Glinchuk , Eugene A. Eliseev , Anna N. Morozovska

A common feature of recent functional renormalization group investigations of effective low-energy QCD is the appearance of a back-bending behavior of the chiral phase transition line at low temperatures together with a negative entropy…

High Energy Physics - Phenomenology · Physics 2022-11-23 Konstantin Otto , Christopher Busch , Bernd-Jochen Schaefer

The temperature dependence of the sum of the QCD up- and down-quark masses, $(m_u + m_d)$ and the pion decay constant, $f_\pi$, are determined from two thermal finite energy QCD sum rules for the pseudoscalar-current correlator. This…

High Energy Physics - Phenomenology · Physics 2016-12-21 C. A. Dominguez , L. A. Hernandez

We have computed the time-dependent susceptibility for the finite-size mean-field Random Orthogonal model (ROM). We find that for temperatures above the mode-coupling temperature the imaginary part of the susceptibility $\chi''(\nu)$ obeys…

Statistical Mechanics · Physics 2009-11-10 F. Rao , A. Crisanti , F. Ritort

We investigate the temperature dependence of thermodynamic (density, isobaric heat capacity), dynamical (self-diffusion coefficient, shear viscosity), and dielectric properties of several water models, the commonly employed TIP3P water…

Soft Condensed Matter · Physics 2022-04-13 Tatiana I. Morozova , Nicolas A. Garcia , Jean-Louis Barrat

The joint statistical properties of two free energies computed at two different temperatures in {\it the same sample} of $(1+1)$ directed polymers is studied in terms of the replica technique. The scaling dependence of the reduced free…

Statistical Mechanics · Physics 2017-02-01 Victor Dotsenko

The recently developed Perturbed-Chain Statistical Associating Fluid Theory (PC-SAFT) is investigated for a wide range of model parameters including the parameter m representing the chain length and the thermodynamic temperature T and…

Soft Condensed Matter · Physics 2009-11-11 L. Yelash , M. Mueller , W. Paul , K. Binder

The chiral phase transition in the conventional random matrix model is the second order in the chiral limit, irrespective of the number of flavors N_f, because it lacks the U_A(1)-breaking determinant interaction term. Furthermore, it…

High Energy Physics - Lattice · Physics 2010-01-21 Hirotsugu Fujii , Munehisa Ohtani , Takashi Sano

Upper critical field parallel to the conducting layer is studied in anisotropic type-II superconductors on square lattices. We assume enough separation of the adjacent layers, for which the orbital pair-breaking effect is suppressed for…

Superconductivity · Physics 2009-11-07 Hiroshi Shimahara , Kentaro Moriwake

When the center of fluctuations, i.e., the nonequilibrium eigenphase, undergoes transformation, there emerge critical parameters that demonstrate insensitivity to fluctuation perturbations and even independence from the molecular physical…

Statistical Mechanics · Physics 2025-03-11 Yikun Ren , Feixiang Xu , Ming Lin

We study the temperature dependence of dielectric permittivity along the polar axis for ferroelectric ammonium fluoroberyllate (AFB) crystal in the vicinity of its phase transition points. The experimental data within incommensurately…

Materials Science · Physics 2023-01-05 B. I. Horon , O. S. Kushnir , P. A. Shchepanskyi , V. Yo. Stadnyk

Time-Dependent Density Functional Theory is mathematically formulated through non-linear coupled time-dependent 3-dimensional partial differential equations and it is natural to expect a strong sensitivity of its solutions to variations of…

Statistical Mechanics · Physics 2022-04-06 Aurel Bulgac , Ibrahim Abdurrahman , Gabriel Wlazłowski

We investigate the superfluid transition temperature of quasi-two-dimensional imbalanced Fermi gases beyond the mean-field approximation, through the second-order (or induced) interaction effects. For a balanced Fermi system the transition…

Quantum Gases · Physics 2015-06-11 M. A. Resende , A. L. Mota , R. L. S. Farias , Heron Caldas

The temperature dependent effective potential (TDEP) method is generalized beyond pair interactions. The second and third order force constants are determined consistently from ab initio molecular dynamics simulations at finite temperature.…

Materials Science · Physics 2013-10-14 Olle Hellman , Igor A. Abrikosov

We solve a two dimensional model for polymer chain folding in the presence of mechanical pulling force ($f$) exactly using equilibrium statistical mechanics. Using analytically derived expression for the partition function we determine the…

Statistical Mechanics · Physics 2015-06-12 Himadri S Samanta , D. Thirumalai

Approximation of the previously estimated excess specific heat C^{excess}/T^{5} of two fluoropolymers, PTFE and PCTFE, is presented using Orthonormal Polynomial Expansion Method (OPEM). The new type of weighting functions in OPEM involves…

Computational Physics · Physics 2008-11-12 Nina B. Bogdanova , B. M. Terziyska

Using Landau-Ginzburg-Devonshire theory and effective medium approximation, we analytically calculate typical dependences of the pyroelectric and electrocaloric coefficients on external electric field, temperature and radius for spherical…

We propose a practical effective model by introducing temperature ($T$) dependence to the coupling strengths of four-quark and six-quark Kobayashi-Maskawa-'t Hooft interactions in the 2+1 flavor Polyakov-loop extended Nambu-Jona-Lasinio…

High Energy Physics - Phenomenology · Physics 2017-07-05 Masahiro Ishii , Hiroaki Kouno , Masanobu Yahiro