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Related papers: A formula for charmonium suppression

200 papers

Data and their interpretations are reviewed for $J/\psi$ and $\psi^{\prime}$ production in heavy ion collisions with particular emphasis on the recently reported discontinuity in $Pb$-$Pb$ reactions. The experimental set-up is described and…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Gerschel , J. Hufner

Charmonium production and suppression in heavy-ion collisions at relativistic energies is investigated within different models, i.e. the comover absorption model, the threshold suppression model, the statistical coalescence model and the…

Nuclear Theory · Physics 2009-11-10 E. L. Bratkovskaya , A. P. Kostyuk , W. Cassing , H. Stoecker

We investigate $J/\psi$ suppression in ultrarelativistic heavy ion collisions within a generalized GLAUBER model and compare results of a hadronic comover scenario with those of a quark plasma scenario where conditions for MOTT dissociation…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Martins , D. Blaschke

In relativistic heavy ion collisions, also the bremsstrahlung of gluons in the fragmentation regions of the nuclei suppresses the produced charmonium states. In the energy range of the SPS, the radiation of semi-hard gluons occurs in the…

High Energy Physics - Phenomenology · Physics 2009-10-31 J. Huefner , B. Z. Kopeliovich

We investigate a scenario where conditions for Mott dissociation of charmonium are fulfilled locally in ultrarelativistic heavy ion collisions at the short time scales before hadronization and study possible consequences to be drawn from…

Nuclear Theory · Physics 2008-02-03 K. Martins , D. Blaschke

We discuss features of charmonium suppression at $\sqtr{s} = 200$ GeV within the framework of the Glauber-Gribov theory and the comovers interaction model. The latter approach has been extended by allowing for secondary charmonium…

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Tywoniuk , L. Bravina , A. Capella , E. G. Ferreiro , A. B. Kaidalov , E. Zabrodin

A brief overview of the theory of charmonium suppression in heavy ion collisions is presented. In particular I will concentrate on the effects caused by the hot, deconfined medium and on the effort to treat them using field-theoretical,…

High Energy Physics - Phenomenology · Physics 2013-12-02 Jacopo Ghiglieri

The production of charmonia in relativistic heavy-ion collisions is formulated within the framework of a quantum kinetic theory simultaneously accounting for breakup and recombination processes. The survival probability of J/Psi mesons is…

High Energy Physics - Phenomenology · Physics 2009-11-11 D. Blaschke , V. L. Yudichev

We present a quantitative description of $J/\psi$ and $\psi^\prime$ suppression in proton-nucleus and nucleus-nucleus collisions at CERN energies. We use a conventional hadronic framework based on nuclear absorption plus final state…

High Energy Physics - Phenomenology · Physics 2009-10-30 N. Armesto , A. Capella

Thirty years ago, the suppression of charmonium production in heavy-ion collisions was first proposed as an unambiguous signature for the formation of a Quark-Gluon Plasma. Since then, experiments at fixed-target accelerators (SPS) and…

Nuclear Experiment · Physics 2016-11-09 E. Scomparin

Measurements of $\psi$ and $\psi'$ production at the CERN SPS are compared to predictions based on a hadronic model of charmonium suppression. Detailed information is presented to facilitate comparison to other analyses. Sensitivity of…

Nuclear Theory · Physics 2016-09-08 S. Gavin , R. Vogt

We discuss the interplay of screening, absorption and regeneration effects, on the quantum mechanical evolution of quarkonia states, within a time-dependent harmonic oscillator (THO) model with complex oscillator strength. We compare the…

High Energy Physics - Phenomenology · Physics 2015-06-12 C. Pena , D. Blaschke

Data from J/psi and psi' production in p-A collisions are used to determine the cross section for absorption of pre-resonance charmonium in nuclear matter. The J/psi suppression in O-Cu, O-U and S-U collisions is fully reproduced by the…

High Energy Physics - Phenomenology · Physics 2009-07-09 D. Kharzeev , C. Lourenco , M. Nardi , H. Satz

Recent experimental and theoretical studies suggest that the quarkonia suppression in a thermal QCD medium created at heavy ion collisions is a complex interplay of various physical processes. In this article we put together most of these…

High Energy Physics - Phenomenology · Physics 2015-09-30 Captain R. Singh , P. K. Srivastava , S. Ganesh , M. Mishra

Physics of charmonium suppression in nuclear collisions drastically changes between the energies of SPS and RHIC. Mechanisms suppressing charmonia at SPS are reviewed, neither of which is important at RHIC. On the other hand, coherence, or…

High Energy Physics - Phenomenology · Physics 2009-11-07 B. Z. Kopeliovich

Measurements of $\psi$ and $\psi'$ production from experiment NA50 at the CERN SPS are compared to predictions based on a hadronic model of charmonium suppression by Vogt and myself. Data on centrality dependence and total cross sections…

High Energy Physics - Phenomenology · Physics 2016-09-06 Sean Gavin

The first reports of $\psi$ and $\psi'$ production from experiment NA50 at the CERN SPS are compared to predictions based on a hadronic model of charmonium suppression. Data on centrality dependence and total cross sections are in good…

High Energy Physics - Phenomenology · Physics 2016-09-06 S. Gavin , R. Vogt

Experiments with gold-gold collisions at RHIC have revealed (i) stronger suppression of charmonium production at forward rapidity than at midrapidity and (ii) the similarity between the suppression degrees at RHIC and SPS energies. To…

High Energy Physics - Phenomenology · Physics 2010-01-15 L. Bravina , K. Tywoniuk , A. Capella , E. G. Ferreiro , A. B. Kaidalov , E. Zabrodin

The present article is the follow-up of our work Bottomonium suppression in quasi-particle model, where we have extended the study for charmonium states using quasi-particle model in terms of quasi-gluons and quasi quarks/antiquarks as a…

High Energy Physics - Phenomenology · Physics 2019-05-13 Indrani Nilima , Vineet Kumar Agotiya

A kinetic equation approach is applied to model anomalous J/psi suppression at RHIC and SPS by absorption in a hadron resonance gas which successfully describes statistical hadron production in both experiments. The puzzling rapidity…

High Energy Physics - Phenomenology · Physics 2014-11-18 D. Prorok , L. Turko , D. Blaschke
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