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Related papers: Quarkonium production via recombination

200 papers

We confront preliminary RHIC data on J/Psi production in nuclear interactions with expectations which follow in scenarios involving charm quark recombination in a region of color deconfinement. The focus is on transverse momentum and…

High Energy Physics - Phenomenology · Physics 2009-11-11 R. L. Thews

A model for the production of quarkonium states in the midrapidity region at RHIC and LHC energy range is presented which explores well understood properties of QCD only. An increase of the quarkonium hadronisation time with the initial…

Nuclear Theory · Physics 2008-11-26 L. Gerland , L. Frankfurt , M. Strikman , H. Stöcker , W. Greiner

We have attempted to develop here tentatively a model for $J/\Psi$ production in p+p, d+Au, Cu + Cu and Au + Au collisions at RHIC energies on the basic ansatz that the results of nucleus-nucleus collisions could be arrived at from the…

High Energy Physics - Phenomenology · Physics 2009-11-18 P. Guptaroy , Tarun K. Garain , Goutam Sau , S. K. Biswas , S. Bhattacharyya

We calculate the yields of quarkonia in heavy ion collisions at RHIC and the LHC as a function of their transverse momentum. Based upon non-relativistic quantum chromodynamics, our results include both color-singlet and color-octet…

High Energy Physics - Phenomenology · Physics 2013-04-18 Rishi Sharma , Ivan Vitev

After a brief review of the various scenarios for quarkonium production in ultra-relativistic nucleus-nucleus collisions we focus on the ingredients and assumptions underlying the statistical hadronization model. We then confront model…

Nuclear Theory · Physics 2008-11-26 P. Braun-Munzinger

In these proceedings, an overview of recent quarkonium measurements in nuclear collisions carried out at both RHIC and LHC is presented. In p+p collisions, despite theoretical progresses made in understanding the production mechanisms for…

Nuclear Experiment · Physics 2019-02-20 Rongrong Ma

The production of different quarkonium states provides unique insight to the hot and cold nuclear matter effects in the strongly interacting medium that is formed in high energy heavy ion collisions. While LHC explores the energy frontier,…

Nuclear Experiment · Physics 2016-10-28 Robert Vertesi

We anticipate new features of quarkonium production in heavy ion collisions at RHIC and LHC energies which differ from a straightforward extrapolation of results at CERN SPS energy. General arguments indicate that one may expect quarkonium…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. L. Thews

Color screening and regeneration are both hot medium effects on quarkonium production in high energy nuclear collisions. However, they affect in an opposite way the finally observed quarkonium spectra. Due to the competition of the two…

Nuclear Theory · Physics 2013-10-01 Kai Zhou , Nu Xu , Pengfei Zhuang

We describe a precursor in heavy quarkonium production in terms of a coherent admixture of states of different color, spin, and angular momentum quantum numbers, and obtain the production amplitudes for different quarkonium bound states by…

High Energy Physics - Phenomenology · Physics 2011-04-15 Cheuk-Yin Wong

The production of quarkonium in heavy ion collisions is studied at RHIC and LHC energies. General arguments indicate that, due to initial production of multiple quark pairs in each central collision, the final population of quarkonium may…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. L. Thews

Thirty years ago, the suppression of quarkonium production in heavy-ion collisions was first proposed as an unambiguous signature for the formation of a Quark-Gluon Plasma. Recent results from the LHC run 2 have led to an unprecedented…

Nuclear Experiment · Physics 2018-03-14 E. Scomparin

We report the results on heavy quarkonium production in p+p and Au+Au collisions at midrapidity via the dielectron decay channel at sqrt(s_NN) = 200 GeV from the STAR experiment at RHIC. Results on the J/psi p_T spectra in p+p collisions…

Nuclear Experiment · Physics 2019-08-13 Christopher Beresford Powell

The goal of this section is to assess the possibility that quarkonium production rates may be enhanced in nucleus-nucleus interactions at the LHC relative to that predicted by extrapolation of processes thought to be dominant at lower…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. L. Thews

Heavy quarkonia production is expected to be sensitive to the formation of a quark gluon plasma (QGP). It was (and still is with ongoing data analyses) extensively studied at the CERN SPS, at collision energy $\sqrt{s_{NN}}$ of the order of…

Nuclear Experiment · Physics 2008-11-26 Raphaël Granier de Cassagnac

The transverse momentum (pt) dependence of J/psi production in heavy ion collisions is investigated in a transport model with both initial production and continuous regeneration of charmonia. The competition between the two production…

Nuclear Theory · Physics 2014-11-18 Yunpeng Liu , Zhen Qu , Nu Xu , Pengfei Zhuang

Exclusive photoproduction of heavy quarkonia in high-energy ultraperipheral ion-ion interactions (gamma A --> V A, where V = J/Psi,Upsilon and the nucleus A remains intact) offers a useful means to constrain the small-x nuclear gluon…

Nuclear Experiment · Physics 2008-12-18 David d'Enterria

An overview of recent measurements of quarkonium production in nucleus-nucleus collisions and their understanding in theoretical models is given.

Nuclear Experiment · Physics 2015-06-22 A. Andronic

Experimental results for identified hadron spectra in AA collisions at RHIC are reviewed. Jet suppression in central AuAu collisions at 200 GeV is seen in leading meson and baryon spectra at high p_t. Enhanced baryon production at…

Nuclear Experiment · Physics 2007-05-23 V. S. Pantuev

We present a brief overview of the most relevant current issues related to quarkonium production in high energy proton-proton and proton-nucleus collisions along with some perspectives. After reviewing recent experimental and theoretical…

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