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相关论文: Parton-hadron matter in- and out-off equilibrium

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We study the shear and bulk viscosities of partonic and hadronic matter as functions of temperature T within the parton-hadron-string dynamics (PHSD) off-shell transport approach. Dynamical hadronic and partonic systems in equilibrium are…

高能物理 - 唯象学 · 物理学 2015-06-12 V. Ozvenchuk , O. Linnyk , M. I. Gorenstein , E. L. Bratkovskaya , W. Cassing

We extend the Parton-Hadron-String Dynamics (PHSD) transport approach in the partonic sector by explicitly calculating the total and differential partonic scattering cross sections as a function of temperature $T$ and baryon chemical…

The dynamics of partons and hadrons in relativistic nucleus-nucleus collisions is analyzed within the novel Parton-Hadron-String Dynamics (PHSD) transport approach, which is based on a dynamical quasiparticle model for the partonic phase…

The novel Parton-Hadron-String Dynamics (PHSD) transport approach is applied to nucleus-nucleus collisions at RHIC energies with respect to differential hadronic spectra in comparison to available data. The PHSD approach is based on a…

核理论 · 物理学 2015-05-27 E. L. Bratkovskaya , W. Cassing , V. P. Konchakovski , O. Linnyk

The hadronization of an expanding partonic fireball is studied within the Parton-Hadron-Strings Dynamics (PHSD) approach which is based on a dynamical quasiparticle model (DQPM) matched to reproduce lattice QCD results in thermodynamic…

高能物理 - 唯象学 · 物理学 2008-11-26 W. Cassing , E. L. Bratkovskaya

A theoretical framework for the calculation of shear and bulk viscosities of hadronic matter at finite temperature is presented. The framework is based on the quasi-particle picture. It allows for an arbitrary number of hadron species with…

核理论 · 物理学 2011-02-01 P. Chakraborty , J. I. Kapusta

We discuss in detail the shear viscosity coefficient eta and the viscosity to entropy density ratio eta/s of a hadronic gas comprised of pions and nucleons. In particular, we study the effects of baryon chemical potential on eta and eta/s.…

高能物理 - 唯象学 · 物理学 2008-11-26 Kazunori Itakura , Osamu Morimatsu , Hiroshi Otomo

We study the electric conductivity as well as the magnetic response of hot QCD matter at various temperatures $T$ and chemical potentials $\mu_q$ within the off-shell Parton-Hadron-String Dynamics (PHSD) transport approach for interacting…

高能物理 - 唯象学 · 物理学 2014-03-21 T. Steinert , W. Cassing

The dynamics of partons, hadrons and strings in relativistic nucleus-nucleus collisions is analyzed within the novel Parton-Hadron-String Dynamics (PHSD) transport approach, which is based on a dynamical quasiparticle model for partons…

In the hadronic phase, the dominant configuration of QCD with two flavors of massless quarks is a gas of massless pions. We calculate the bulk viscosity (zeta) using the Boltzmann equation with the kinetic theory generalized to incorporate…

高能物理 - 唯象学 · 物理学 2014-05-19 Jiunn-Wei Chen , Juven Wang

We calculate the transport coefficient of hadronic matter in the presence of temperature and magnetic field using the linear sigma model. In the relaxation time approximation, we estimate the shear viscosity over entropy density $\eta/s$.…

高能物理 - 唯象学 · 物理学 2022-06-22 Ritesh Ghosh , Najmul Haque

The hadronization of an expanding partonic fireball is studied within the Parton-Hadron-Strings Dynamics (PHSD) approach which is based on a dynamical quasiparticle model (DQPM) matched to reproduce lattice QCD results in thermodynamic…

核理论 · 物理学 2015-05-13 W. Cassing , E. L. Bratkovskaya , Y. -. Z. Xing

The dynamics of partons, hadrons and strings in relativistic nucleus-nucleus collisions is analyzed within the novel Parton-Hadron-String Dynamics (PHSD) transport approach, which is based on a dynamical quasiparticle model for partons…

核理论 · 物理学 2014-11-20 W. Cassing , E. L. Bratkovskaya

We present an estimate of the behaviour of the shear and bulk viscosity coefficients when the QCD critical point is approached from the hadronic side, describing hadronic matter within the statistical bootstrap model (SBM) of strong…

高能物理 - 唯象学 · 物理学 2021-10-14 Guruprasad Kadam , Hiranmaya Mishra , Marco Panero

We study the influence of the baryon chemical potential $\mu_B$ on the properties of the Quark-Gluon-Plasma (QGP) in and out-of equilibrium. The description of the QGP in equilibrium is based on the effective propagators and couplings from…

核理论 · 物理学 2020-03-04 O. Soloveva , P. Moreau , L. Oliva , V. Voronyuk , V. Kireyeu , T. Song , E. Bratkovskaya

We estimate dissipative properties viz: shear and bulk viscosities of hadronic matter using relativistic Boltzmann equation in relaxation time approximation within ambit of excluded volume hadron resonance gas (EHRG) model. We find that at…

高能物理 - 唯象学 · 物理学 2015-09-14 Guru Prakash Kadam , Hiranmaya Mishra

In the Beam Energy Scan phase II (BES-II) experiments at RHIC STAR, the quark-gluon plasma (QGP) produced with changing collision energies may probe different regions of the QCD phase diagram. Correspondingly, studying the transport…

高能物理 - 唯象学 · 物理学 2025-12-01 Wei-be He , Guo-yun Shao , Chong-long Xie , Ren-xin Xu

The dynamics of partons, hadrons and strings in relativistic nucleus-nucleus collisions is analyzed within the novel Parton-Hadron-String Dynamics (PHSD) transport approach, which is applied to Pb+Pb collisions from 20 to 160 A GeV in order…

核理论 · 物理学 2009-11-23 W. Cassing , E. L. Bratkovskaya

We study the influence of the baryon chemical potential $\mu_B$ on the properties of the Quark-Gluon-Plasma (QGP) in and out-of equilibrium. The description of the QGP in equilibrium is based on the effective propagators and couplings from…

核理论 · 物理学 2020-12-30 O. Soloveva , P. Moreau , L. Oliva , T. Song , W. Cassing , E. Bratkovskaya

We study the temperature dependence of the ratio of the shear viscosity to entropy density for the LQCD-contrasted hadron resonance gas of different finite system-sizes, which may represent the final state hadronic matter, formed in systems…

高能物理 - 唯象学 · 物理学 2018-12-05 Nachiketa Sarkar , Premomoy Ghosh
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