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Related papers: Cold Nuclear Matter effects on J/\psi production a…

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We investigate the cold nuclear matter effects on $J/\psi$ production, whose understanding is fundamental to study the quark-gluon plasma. Two of these effects are of particular relevance: the shadowing of the parton distributions and the…

High Energy Physics - Phenomenology · Physics 2014-11-20 A. Rakotozafindrabe , E. G. Ferreiro , F. Fleuret , J. P. Lansberg

We evaluate the Cold Nuclear Matter effects on J/psi production in pPb and PbPb collisions at the current LHC energy, taking into account the gluon shadowing and the nuclear absorption. We use the complete kinematics in the underlying 2 to…

High Energy Physics - Phenomenology · Physics 2015-03-17 E. G. Ferreiro , F. Fleuret , J. P. Lansberg , N. Matagne , A. Rakotozafindrabe

Integrated and differential $J/\psi\ R_{AA}$ are systematically studied in Au-Au collisions at RHIC-BES energies in a transport approach, including cold and hot nuclear effects respectively in the initial condition and the collision terms.…

High Energy Physics - Phenomenology · Physics 2022-02-24 Jiaxing Zhao , Pengfei Zhuang

Cold nuclear matter effects on J/psi production in proton-nucleus and nucleus-nucleus collisions are evaluated taking into account the specific J/psi production kinematics at the partonic level, the shadowing of the initial parton…

High Energy Physics - Phenomenology · Physics 2011-02-24 E. G. Ferreiro , F. Fleuret , J. P. Lansberg , A. Rakotozafindrabe

We study the impact of different cold nuclear matter effects both on J/\psi\ and \psi' production, among them the modification of the gluon distribution in bound nucleons, commonly known as gluon shadowing, and the survival probability for…

High Energy Physics - Phenomenology · Physics 2015-06-12 E. G. Ferreiro , F. Fleuret , J. P. Lansberg , A. Rakotozafindrabe

Taking into account the gluon shadowing and the $J/\psi$ nuclear absorption, we evaluate the Cold Nuclear Matter (CNM) effects on $J/\psi$ production in $p$Pb and PbPb collisions at the design LHC energy for PbPb collisions,…

High Energy Physics - Phenomenology · Physics 2015-03-20 E. G. Ferreiro , F. Fleuret , J. P. Lansberg , N. Matagne , A. Rakotozafindrabe

We attempt here to understand successfully some crucial aspects of $J/\Psi$-production in some high energy nuclear collisions in the light of a non-standard framework outlined in the text. It is found that the results arrived at with this…

High Energy Physics - Phenomenology · Physics 2012-05-29 P. Guptaroy , Goutam Sau , S. K. Biswas , S. Bhattacharyya

Nuclear effects for J/Psi production in pA collisions are controlled by the coherence and color transparency effects. Color transparency onsets when the time of formation of the charmonium wave function becomes longer than the inter-nucleon…

High Energy Physics - Phenomenology · Physics 2011-03-15 B. Z. Kopeliovich

Neutral pion (pi0) production is calculated in a leading order (LO) perturbative QCD-based model in pp and dAu collisions at s^1/2=200 AGeV at midrapidity. The model includes the transverse component of the initial parton distribution. We…

Nuclear Theory · Physics 2008-11-26 P. Levai , G. G. Barnafoldi , G. Fai , G. Papp

We study medium modifications of J/psi production in cold nuclear media in deuterium-nucleus collisions. We discuss several parameterizations of the modifications of the parton densities in the nucleus, known as shadowing, an initial-state…

High Energy Physics - Phenomenology · Physics 2014-11-18 R. Vogt

We provide predictions for the J/psi coherent production in the peripheral heavy ion collisions at LHC and at RHIC using the leading twist model of nuclear shadowing based on the QCD factorization theorem for diffraction and the HERA hard…

High Energy Physics - Phenomenology · Physics 2009-11-07 L. Frankfurt , M. Strikman , M. Zhalov

In the field theoretical Glauber-Gribov framework in the eikonal approximation, we show that, in hadron-nucleus collisions in the high-energy limit and under especific conditions, the rescattering contributions to the J/psi production…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Capella , E. G. Ferreiro

Background: Proton-nucleus collisions have been used as a intermediate baseline for the determination of cold medium effects. They lie between proton-proton collisions in vacuum and nucleus-nucleus collisions which are expected to be…

High Energy Physics - Phenomenology · Physics 2015-09-23 R. Vogt

We present predictions for the cross sections of the coherent and incoherent $J/\psi$ photoproduction in ultra-peripheral collisions at RHIC and at the LHC calculated for different classes of events depending on the presence of neutrons…

High Energy Physics - Phenomenology · Physics 2023-08-15 E. Kryshen , M. Strikman , M. Zhalov

One observes strong suppression effects for hard probes, e.g. the production of J/psi or high-pT particles, in nucleus-nucleus (AA) collisions at RHIC. Surprisingly, the magnitude of the suppression is quite similar to that at SPS. In order…

High Energy Physics - Phenomenology · Physics 2009-07-22 L. Bravina , A. Capella , E. G. Ferreiro , A. B. Kaidalov , K. Tywoniuk , E. Zabrodin

We consider the production of the J/psi mesons in heavy ion collisions at RHIC energies in the statistical coalescence model with an exact (canonical ensemble) charm conservation. The c\bar{c} quark pairs are assumed to be created in the…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. I. Gorenstein , A. P. Kostyuk , H. Stoecker , W. Greiner

We study the effect of spatially homogeneous and inhomogeneous shadowing on $J/\psi$ production in deuterium-nucleus collisions. We discuss how the shadowing and its spatial dependence may be measured by comparing central and peripheral…

Nuclear Theory · Physics 2009-11-10 S. R. Klein , R. Vogt

We use a Modified DKLMT model (called M-DKLMT model) to study the cold nuclear matter (CNM) effects on the color singlet J/psi production in dAu collisions at RHIC. The cold nuclear effect of dipole-nucleus interactions has been…

High Energy Physics - Phenomenology · Physics 2014-12-03 Zefang Jiang , Shengqin Feng , Zhongbao Yin , Yafei Shi , Xianbao Yuan

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 study cold and hot nuclear matter effects on charmonium production in p+Pb collisions at $\sqrt{s_\text{NN}}=5.02$ TeV in a transport approach. At the forward rapidity, the cold medium effect on all the $c\bar c$ states and the hot…

Nuclear Theory · Physics 2016-12-26 Baoyi Chen , Tiecheng Guo , Yunpeng Liu , Pengfei Zhuang
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