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The Parton-Hadron-String-Dynamics (PHSD) transport model is used to study the influence of the initial size of spatial fluctuations of the interacting system on flow observables in Pb-Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV for…

Nuclear Theory · Physics 2015-03-29 V. P. Konchakovski , W. Cassing , V. D. Toneev

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…

Nuclear Theory · Physics 2014-11-20 W. Cassing , E. L. Bratkovskaya

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…

Nuclear Theory · Physics 2015-05-27 E. L. Bratkovskaya , W. Cassing , V. P. Konchakovski , O. Linnyk

The Parton-Hadron-String-Dynamics (PHSD) transport model is used to study the impact on the choice of initial degrees of freedom on the final hadronic and electromagnetic observables in Au+Au collisions at $\sqrt{s_{NN}}$ = 200 GeV. We find…

Nuclear Theory · Physics 2016-05-25 Pierre Moreau , Olena Linnyk , Wolfgang Cassing , Elena Bratkovskaya

We present the basic ideas of the Parton-Hadron-String Dynamics (PHSD) transport approach which is a microscopic covariant dynamical model for strongly interacting systems formulated on the basis of Kadanoff-Baym equations for Green's…

Nuclear Theory · Physics 2019-08-02 E. L. Bratkovskaya , W. Cassing , P. Moreau , L. Oliva , O. E. Soloveva , T. Song

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…

Nuclear Theory · Physics 2015-06-04 E. L. Bratkovskaya , V. P. Konchakovski , V. Voronyuk , V. D. Toneev , O. Linnyk , W. Cassing

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 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…

Nuclear Theory · Physics 2009-11-23 W. Cassing , E. L. Bratkovskaya

The transition from hadronic to partonic degrees of freedom in the course of a relativistic heavy-ion collision is described by the microscopic covariant Parton-Hadron-String Dynamics (PHSD) transport approach. Studying Pb+Pb reactions from…

Nuclear Theory · Physics 2010-07-19 E. L. Bratkovskaya , O. Linnyk , V. P. Konchakovski , M. I. Gorenstein , W. Cassing

The Parton-Hadron-String Dynamics (PHSD) transport approach consistently simulates the full evolution of a relativistic heavy-ion collision from the initial hard scatterings string formation through the dynamical deconfinement phase…

Nuclear Theory · Physics 2014-11-20 O. Linnyk , E. L. Bratkovskaya , W. Cassing

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 experimentally measured elliptic ($v_{2}$) and hexadecapole ($v_{4}$) flow of charged particles as a function of transverse momentum ($p_{T}$) at midrapidity in Pb-Pb collisions at $\sqrt{s_{\mathrm NN}}$ = 2.76 TeV are compared with…

Nuclear Theory · Physics 2013-05-07 Victor Roy , Bedangadas Mohanty , A. K. Chaudhuri

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…

Nuclear Theory · Physics 2015-05-28 E. L. Bratkovskaya , W. Cassing , V. P. Konchakovski , O. Linnyk , V. Ozvenchuk , V. Voronyuk

The striking resemblance of high multiplicity proton-proton (pp) collisions at the LHC to heavy ion collisions challenges our conventional wisdom on the formation of the Quark-Gluon Plasma (QGP). A consistent explanation of the collectivity…

High Energy Physics - Phenomenology · Physics 2021-08-30 Liang Zheng , Guang-Hui Zhang , Yun-Fan Liu , Zi-Wei Lin , Qi-Ye Shou , Zhong-Bao Yin

Under the assumption that a quark-gluon plasma droplet is produced and its evolution can be described by hydrodynamics in p + A collisions, $\gamma$-triggered hadron spectra are studied within a next-to-leading-order perturbative QCD parton…

High Energy Physics - Phenomenology · Physics 2021-03-30 Man Xie , Xin-Nian Wang , Han-Zhong Zhang

To have a better understanding of the matter formed in ultra-relativistic collisions, using the Color String Percolation Model (CSPM), we have estimated initial energy density, mean free path, squared speed of sound, shear viscosity to…

High Energy Physics - Phenomenology · Physics 2021-11-11 Dushmanta Sahu , Raghunath Sahoo

We investigate the role of partonic degrees of freedom in high multiplicity p-Pb collisions at $\sqrt{s_{NN}}=$ 5.02 TeV carried out at the Large Hadron Collider (LHC) by studying the production and collective flow of identified hadrons at…

Nuclear Theory · Physics 2020-09-22 Wenbin Zhao , Che Ming Ko , Yu-Xin Liu , Guang-You Qin , Huichao Song

The dilepton transverse momentum spectra and invariant mass spectra for low $p_T <0.15$~GeV/c in Au+Au collisions of different centralities at $\sqrt{s_{NN}}$ = 200 GeV are studied within the parton-hadron-string dynamics (PHSD) transport…

Nuclear Theory · Physics 2018-10-24 Taesoo Song , Wolfgang Cassing , Pierre Moreau , Elena Bratkovskaya

As it is well known by now, the pre-partonic phase in hadron collisions is successfully described by the Color Glass Condensate (CGC) approach. Previous studies, based on experimental data obtained on a wide range of energies at the…

High Energy Physics - Phenomenology · Physics 2021-11-17 A. Lindner , M. Petrovici , A. Pop

In the framework of Color Glass Condensate, the pseudo-rapidity distributions of charged hadrons in pp and pA collisions at the LHC are studied with the UGD function from the GBW model. With a $\chi^{2}$ analysis of the CMS data in pp…

Nuclear Theory · Physics 2015-06-16 Hong-Min Wang , Jia-Fu Liu , Zhao-Yu Hou , Xian-Jing Sun
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