English
Related papers

Related papers: Flavor-dependent eigenvolume interactions in a had…

200 papers

We investigate, in addition to the experimentally established hadrons, how the inclusion of extra resonance states, through the Hagedorn mass spectrum (HS) or Quark Model (QM) predicated states, affects the thermodynamic and transport…

High Energy Physics - Phenomenology · Physics 2023-04-25 Nachiketa Sarkar

The early production of heavy-flavor (HF, charm and beauty) quarks makes them an excellent probe of the dynamical evolution of quantum chromodynamics (QCD) systems. Jets tagged by the presence of a HF hadron give access to the kinematics of…

High Energy Physics - Experiment · Physics 2022-08-24 Marianna Mazzilli

Modifications to the masses and widths of hadronic resonances in heavy-ion collisions could be a sign of chiral symmetry restoration. Uncorrected spectra, masses, and widths of the phi(1020) and K*(892)0 resonances have been measured in…

Nuclear Experiment · Physics 2019-08-13 A. G. Knospe

ALICE at the LHC is the experiment dedicated to study the physics of nucleus-nucleus collisions. The apparatus is well suited for the measurement of heavy-quark hadron production, making use of the high spatial resolution provided by the…

Nuclear Experiment · Physics 2019-08-21 S. Masciocchi

We have estimated the dimensionless parameters such as Reynolds number ($Re$), Knudsen number ($Kn$) and Mach number ($Ma$) for a multi-hadron system by using the excluded volume hadron resonance gas (EVHRG) model along with Hagedorn mass…

High Energy Physics - Phenomenology · Physics 2023-06-27 Ronald Scaria , Dushmanta Sahu , Captain R. Singh , Raghunath Sahoo , Jan-e Alam

We formulate a thermodynamically consistent equation of state (EOS), based on excluded-volume approach, for a hot, dense hadron gas (HG). We calculate various thermodynamical quantities of HG and various hadron ratios and compare our model…

High Energy Physics - Phenomenology · Physics 2013-02-11 S. K. Tiwari , C. P. Singh

The quantum van der Waals (QvdW) extension of the ideal hadron resonance gas (HRG) model which includes the attractive and repulsive interactions between baryons -- the QvdW-HRG model -- is applied to study the behavior of the baryon number…

Nuclear Theory · Physics 2018-03-14 Volodymyr Vovchenko , Paolo Alba , Mark I. Gorenstein , Horst Stoecker

Comprehensive results on transverse momentum distributions and their ratios for identified light flavor hadrons ($\pi$, K, p) at low $p_{T}$ and mid-rapidity as a function of charged particle multiplicity are reported for pp collisions at 7…

High Energy Physics - Experiment · Physics 2019-08-13 C. Andrei

A comprehensive viscous hydrodynamic fit of spectra and elliptic flow for charged hadrons and identified pions and protons from Au+Au collisions of all centralities measured at the Relativistic Heavy Ion Collider is performed and used as…

Nuclear Theory · Physics 2012-10-08 Chun Shen , Ulrich W. Heinz , Pasi Huovinen , Huichao Song

We study the dynamical fluctuations of various particle yield ratios at different incident energies. Assuming that the particle production yields in the hydronic final state are due to equilibrium chemical processes ($\gamma=1$), the…

High Energy Physics - Phenomenology · Physics 2015-05-13 A. Tawfik

We investigate the difference between hadron resonance gas (HRG) calculations for chemical freeze-out parameters at fully and partly chemical equilibria. To this end, the results are compared with the particle ratios measured in central…

Nuclear Theory · Physics 2015-08-20 Abdel Nasser Tawfik , M. Y. El-Bakry , D. M. Habashy , M. T. Mohamed , Ehab Abbas

Strange particles produced in S-Au/W/Pb 200 A GeV and Pb-Pb 158 A GeV reactions are described invoking final hadronic phase space in thermal equilibrium, but allowing chemical non-equilibrium. Several sets of statistical freeze-out…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jean Letessier , Johann Rafelski

The impact of measurements of heavy-flavour production in deep inelastic $ep$ scattering and in $pp$ collisions on parton distribution functions is studied in a QCD analysis at next-to-leading order. Recent combined results of inclusive and…

High Energy Physics - Phenomenology · Physics 2020-05-04 O. Zenaiev , M. V. Garzelli , K. Lipka , S. -O. Moch , A. Cooper-Sarkar , F. Olness , A. Geiser , G. Sigl

In this work we are studying the relative beauty to charm production in pp collisions at \sqrt{s} = 2.76 TeV, through correlations between electrons from heavy-flavour decay and charged hadrons, with the ALICE detector at the LHC. This…

High Energy Physics - Experiment · Physics 2019-08-13 E. Pereira de Oliveira Filho

In this work we discuss a modified version of Excluded Volume Hadron Resonance Gas model and also study the effect of Lorentz contraction of the excluded volume on scaled pressure and susceptibilities of conserved charges. We find that the…

High Energy Physics - Phenomenology · Physics 2021-03-10 Somenath Pal , Abhijit Bhattacharyya , Rajarshi Ray

We report recent results from the ALICE experiment the Large Hadron Collider on open charmed hadron production in pp collisions at $\sqrt{s} = 2.76$ and 7 TeV, and Pb-Pb collisions at $\sqrt{\mathrm{s}_{_{\mathrm{NN}}}} = 2.76$ TeV. Open…

Nuclear Experiment · Physics 2019-08-13 Kai Schweda

The elliptic, triangular, quadrangular and pentagonal anisotropic flow coefficients for $\pi^{\pm}$, $\mathrm{K}^{\pm}$ and p+$\overline{\mathrm{p}}$ in Pb-Pb collisions at $\sqrt{s_\mathrm{{NN}}} = 2.76$ TeV were measured with the ALICE…

Nuclear Experiment · Physics 2016-11-29 ALICE Collaboration

We show how the measured particle ratios at RHIC can be used to provide non-trivial information about the critical temperature of the QCD phase transition. This is obtained by including the effects of highly massive Hagedorn resonances on…

Nuclear Theory · Physics 2014-11-20 J. Noronha-Hostler , J. Noronha , C. Greiner

We investigate hadron production as well as transverse hadron spectra in nucleus-nucleus collisions from 2 $A\cdot$GeV to 21.3 $A\cdot$TeV within two independent transport approaches (UrQMD and HSD) that are based on quark, diquark, string…

Nuclear Theory · Physics 2015-06-26 E. L. Bratkovskaya , M. Bleicher , W. Cassing , M. van Leeuwen , M. Reiter , S. Soff , H. Stöcker , H. Weber

Using our developed new relativistic viscous hydrodynamics code, we investigate the temperature dependence of shear and bulk viscosities from comparison with the ALICE data: single particle spectra and collective flows of Pb+Pb…

Nuclear Theory · Physics 2019-01-08 Kazuhisa Okamoto , Chiho Nonaka