English
Related papers

Related papers: $K^{*}$ vector meson resonances dynamics in heavy-…

200 papers

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

Spin alignment of vector mesons in heavy-ion collisions provides a novel probe of quark polarization and hadronization mechanism in quark-gluon plasma. Hadronic rescattering may affect the measured spin alignment of vector mesons due to…

Nuclear Experiment · Physics 2025-07-02 Zihan Liu , Ziyang Li , Wangmei Zha , Zebo Tang

Applying the HSD transport approach to charmonium dynamics within the 'hadronic comover model' and the 'QGP melting scenario', we show that the suppression pattern seen at RHIC cannot be explained by the interaction with baryons, comoving…

Nuclear Theory · Physics 2008-11-26 O. Linnyk , E. L. Bratkovskaya , W. Cassing , H. Stoecker

The direct photon spectra and flow ($v_2$, $v_3$) in heavy-ion collisions at SPS, RHIC and LHC energies are investigated within a relativistic transport approach incorporating both hadronic and partonic phases -- the Parton-Hadron-String…

Nuclear Theory · Physics 2015-12-02 O. Linnyk , V. Konchakovski , T. Steinert , W. Cassing , E. L. Bratkovskaya

Within the framework of the one-boson-exchange model, we systematically investigate the interaction between the vector meson $K^{*}$ and the baryon $\Sigma^{*}$ with the aim of exploring the possibility of forming hadronic molecular states.…

High Energy Physics - Phenomenology · Physics 2026-04-27 Yin Huang , Dan Jiang , Feng Zhang , Bo Nan Zhang

We study the impact of self-generated electromagnetic fields (EMF) on the charm quarks momentum evolution in the partonic and hadronic medium created in heavy-ion collisions at RHIC energy within the Parton-Hadron-String Dynamics (PHSD)…

Nuclear Theory · Physics 2025-07-31 Santosh K. Das , Olga Soloveva , Taesoo Song , Elena Bratkovskaya

Dilepton production in relativistic heavy-ion collisions is studied within the microscopic Parton-Hadron-String Dynamics (PHSD) transport approach, which is based on a dynamical quasiparticle model (DQPM) matched to reproduce lattice QCD…

Nuclear Theory · Physics 2015-05-20 O. Linnyk , W. Cassing , E. L. Bratkovskaya , J. Manninen

We show that the phenomenology of isospin effects on heavy ion reactions at intermediate energies (few AGeV range) is extremely rich and can allow a ``direct'' study of the covariant structure of the isovector interaction in a high density…

We study proton-gold collisions at RHIC energy $\sqrt{s_{NN}}=200$ GeV within the Parton-Hadron-String Dynamics (PHSD) off-shell transport approach, investigating the influence of the intense electromagnetic fields generated in these small…

Nuclear Theory · Physics 2020-02-05 Lucia Oliva , Pierre Moreau , Vadim Voronyuk , Elena Bratkovskaya

The azimuthal anisotropies of the collective transverse flow of hadrons are investigated in a large range of heavy-ion collision energy within the Parton-Hadron-String Dynamics (PHSD) microscopic transport approach which incorporates…

Nuclear Theory · Physics 2015-05-30 V. P. Konchakovski , E. L. Bratkovskaya , W. Cassing , V. D Toneev , V. Voronyuk

In this study we investigate the dynamics of strongly interacting parton-hadron matter by calculating the centrality dependence of direct photons produced in Au+Au collisions at $\sqrt{s_{NN}}=200$ GeV within the Parton-Hadron-String…

Nuclear Theory · Physics 2014-12-10 W. Cassing , O. Linnyk , E. L. Bratkovskaya

The properties of strange hadrons, i.e. of kaons and hyperons, in the nuclear medium are discussed in connection with neutron star properties and relativistic heavy-ion collisions. Firstly, the relevant medium modifications of a kaon in a…

Nuclear Theory · Physics 2008-11-26 J. Schaffner-Bielich

The dynamics of baryon-antibaryon annihilation and reproduction ($B{\bar B} \leftrightarrow 3 M$) is studied within the Parton-Hadron-String Dynamics (PHSD) transport approach for Pb+Pb and Au+Au collisions as a function of centrality from…

High Energy Physics - Phenomenology · Physics 2018-04-25 Eduard Seifert , Wolfgang Cassing

We report measurements of the directed flow ($v_{1}$) for charged kaons, $\phi$ mesons, and $K^{*0}$ resonances in Au+Au collisions at $\sqrt{s_{NN}}$ = 14.5, 19.6, and 27 GeV. This analysis includes the first-ever $v_{1}$ measurement for…

Nuclear Experiment · Physics 2025-10-01 Md Nasim

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

For nucleus-nucleus collisions at Relativistic-Heavy-Ion Collider (RHIC) energies we calculate observables in two conceptually transport theories, i.e. the n-body molecular dynamical model RSP and in the Parton-Hadron-String-Dynamics…

High Energy Physics - Phenomenology · Physics 2015-07-09 Rudy Marty , Elena Bratkovskaya , Wolfgang Cassing , Joerg Aichelin

Spin alignment of vector mesons in noncentral relativistic heavy ion collisions provides a novel probe of the global quark polarization and hadronization mechanism. In this paper, we discuss the spin alignment of a short-lived vector meson,…

Nuclear Theory · Physics 2022-12-28 Ziyang Li , Wangmei Zha , Zebo Tang

In this review we address the dynamics of relativistic heavy-ion reactions and in particular the information obtained from electromagnetic probes that stem from the partonic and hadronic phases. The out-of-equilibrium description of…

Nuclear Theory · Physics 2016-02-17 O. Linnyk , E. L. Bratkovskaya , W. Cassing

The properties of strange mesons ($K$, $\bar K$ and $\bar K^*$) in dense matter are studied using a unitary approach in coupled channels for meson-baryon scattering. The kaon-nucleon interaction incorporates $s$- and $p$-wave contributions…

Nuclear Theory · Physics 2011-03-10 L. Tolos , D. Cabrera , R. Molina , E. Oset , A. Ramos

Heavy-ion collisions at $\sqrt{s_\mathrm{NN}} \sim 10$ GeV probe the QCD phase diagram at large baryon densities. Because the longitudinal Lorentz contraction is small at these collision energies, understanding the dynamics during the early…

Nuclear Theory · Physics 2023-07-18 Chun Shen , Abel Noble , Jean-François Paquet , Björn Schenke , Charles Gale