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Related papers: Dilepton Emission from Dense Hadron Gas

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The significance of thermal dilepton radiation at intermediate invariant masses (1GeV<M<3GeV) in ultrarelativistic heavy-ion collisions is investigated. At CERN-SpS energies, a consistent explanation of the excess observed by NA50 can be…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ralf Rapp

We make predictions for the kaon interferometry measurements in Au+Au collisions at the Relativistic Heavy Ion Collider (RHIC). A first order phase transition from a thermalized Quark-Gluon-Plasma (QGP) to a gas of hadrons is assumed for…

Nuclear Theory · Physics 2008-11-26 Sven Soff , Steffen A. Bass , David H. Hardtke , Sergey Y. Panitkin

We review the potential of precise measurements of electromagnetic probes in relativistic heavy-ion collisions for the theoretical understanding of strongly interacting matter. The penetrating nature of photons and dileptons implies that…

High Energy Physics - Phenomenology · Physics 2016-08-23 R. Rapp , H. van Hees

Dilepton production associated with minijets is calculated in ultrarelativistic heavy ion collisions using the first order approximation of the dilepton fragmentation functions of quarks and gluons. The full QCD evolution of the…

Nuclear Theory · Physics 2009-10-22 K. J. Eskola , Xin-Nian Wang

The description of hadron production in relativistic heavy-ion collisions in the statistical hadronization model is very good, over a broad range of collision energy. We outline this both for the light (u, d, s) and heavy (charm) quarks and…

Nuclear Theory · Physics 2021-01-15 A. Andronic , P. Braun-Munzinger , K. Redlich , J. Stachel

We study the dynamics of open charm production and the dilepton radiation of the semi-leptonic decays of correlated $D\bar D$ pairs versus the quark-gluon plasma (QGP) radiation and hadronic sources in relativistic heavy-ion collisions. Our…

High Energy Physics - Phenomenology · Physics 2020-09-02 Elena Bratkovskaya , Taesoo Song , Pierre Moreau , Carsten Greiner

In a recent Letter, Geiger presents calculations of the dilepton emission from the early stage of ultrarelativistic heavy ion collisions using the parton cascade model (PCM). He shows that the $M_\perp$ scaling is not observed. In this…

Nuclear Theory · Physics 2009-10-28 M. Asakawa

We discuss the emission of high momentum lepton pairs in central Au+Au collisions at RHIC ($\sqrt{s_{NN}}=$200 GeV) and Pb+Pb collisions at the LHC ($\sqrt{s_{NN}}=$5500 GeV). Yields of dileptons produced through interactions of jets with…

High Energy Physics - Phenomenology · Physics 2008-11-26 Simon Turbide , Charles Gale , Dinesh K. Srivastava , Rainer J. Fries

The production of low mass dileptons and soft photons from thermalized Quark Gluon Plasma (QGP) and hadronic matter in relativistic heavy ion collisions is evaluated. A boost invariant longitudinal and cylindrically symmetric transverse…

Nuclear Theory · Physics 2016-09-08 Dipali Pal , Pradip Kumar Roy , Sourav Sarkar , Dinesh Kumar Srivastava , Bikash Sinha

The thermal QCD dilepton production rate is calculated at next-to-leading order in the strong coupling and at finite baryon chemical potential. The two-loop virtual photon self-energy is evaluated using finite temperature field theory and…

Nuclear Theory · Physics 2024-05-08 Jessica Churchill , Lipei Du , Charles Gale , Greg Jackson , Sangyong Jeon

The current status of photon and dilepton emission in ultra-relativistic heavy ion collisions is reviewed, and recent developments are highlighted. The importance of emissions at early, intermediate and late times is emphasized.

Nuclear Theory · Physics 2017-05-24 Jean-François Paquet

We study e+e- pair production in proton-proton and in nucleus-nucleus collisions from SIS to LHC energies within the parton-hadron-string dynamics (PHSD) approach which incorporates explicit partonic degrees-of-freedom in terms of strongly…

The production of low mass dileptons and soft photons from thermalized Quark Gluon Plasma (QGP) and hadronic matter in relativistic heavy ion collisions is evaluated. A boost invariant longitudinal and cylindrically symmetric transverse…

Nuclear Theory · Physics 2007-05-23 Pradip K. Roy

The production of light nuclei in relativistic heavy-ion collisions is well described by both the thermal model, where light nuclei are in equilibrium with all other hadron species present in a fireball, and by the coalescence model, where…

Nuclear Theory · Physics 2020-09-08 Stanislaw Mrowczynski , Patrycja Slon

We investigate particle production in heavy-ion collisions at RHIC energies as function of incident energy, and centrality in a three-sources Relativistic Diffusion Model. Pseudorapidity distributions of produced charged hadrons in Au + Au…

High Energy Physics - Phenomenology · Physics 2008-11-26 Rolf Kuiper , Georg Wolschin

The modifications of hadronic masses and decay widths at finite temperature and baryon density are investigated using a phenomenological model of hadronic interactions in the Relativistic Hartree Approximation. We consider an exhaustive set…

Nuclear Theory · Physics 2016-01-07 Pradip Roy , Sourav Sarkar , Jan-e Alam , Bikash Sinha

We discuss the recent status in the theoretical understanding of dilepton production in central heavy-ion reactions with the Pb-beam at the full CERN-SpS energy of 158 AGeV. In the low-mass region ($M\le$~1 GeV) a strong broadening of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Rapp

Dilepton spectra from the decay of phi mesons produced in heavy-ion collisions at SIS/GSI energies ($\sim 2$ GeV/nucleon) are studied in the relativistic transport model. We include phi mesons produced from baryon-baryon, pion-baryon, and…

Nuclear Theory · Physics 2009-10-31 W. S. Chung , C. M. Ko , G. Q. Li

Lattice QCD predicts a phase transition between hadronic matter and a system of deconfined quarks and gluons (the Quark Gluon Plasma) at high energy densities. Recent results from the Brookhaven Relativistic Heavy Ion Collider (RHIC)…

Nuclear Experiment · Physics 2007-05-23 Raimond Snellings

Lattice QCD predicts a phase transition between hadronic matter and a system of deconfined quarks and gluons (the Quark Gluon Plasma) at high energy densities. Recent results from the Brookhaven Relativistic Heavy Ion Collider (RHIC)…

High Energy Physics - Experiment · Physics 2007-05-23 Raimond Snellings