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Related papers: Centrality dependence of forward $J/\psi$ suppress…

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Forward $J/\psi$ production and suppression in high energy proton-nucleus collisions can be an important probe of gluon saturation. In an earlier work we studied this process in the Color Glass Condensate framework and showed that using the…

High Energy Physics - Phenomenology · Physics 2016-04-20 B. Ducloué , T. Lappi , H. Mäntysaari

The nuclear suppression of forward $J/\psi$ production in high energy proton-nucleus collisions can be used as a probe of gluon saturation at small $x$. In an earlier work we studied this suppression in minimum bias collisions in the Color…

High Energy Physics - Phenomenology · Physics 2016-07-05 B. Ducloué , T. Lappi , H. Mäntysaari

Using the color glass condensate formalism, we study the nuclear modification of forward $J/\psi$ and $D$ meson production in high energy proton-nucleus collisions at the LHC. We show that relying on the optical Glauber model to obtain the…

High Energy Physics - Phenomenology · Physics 2016-12-15 B. Ducloué , T. Lappi , H. Mäntysaari

Inclusive production of $J/\psi$ mesons, especially at forward rapidities, is an important probe of small-x gluons in protons and nuclei. In this paper we re-evaluate the production cross sections in the Color Glass Condensate framework,…

High Energy Physics - Phenomenology · Physics 2015-06-10 B. Ducloué , T. Lappi , H. Mäntysaari

We re-evaluate the nuclear suppression of forward $J/\psi$ production at high energy in the Color Glass Condensate framework. We use the collinear approximation for the projectile proton probed at large $x$ and an up to date dipole cross…

High Energy Physics - Phenomenology · Physics 2015-09-17 B. Ducloué , T. Lappi , H. Mäntysaari

Forward rapidity $J/\psi$ meson production in proton-nucleus collisions can be an important constraint of descriptions of the small-$x$ nuclear wavefunction. In an earlier work we studied this process using a dipole cross section satisfying…

High Energy Physics - Phenomenology · Physics 2016-10-26 B. Ducloué , T. Lappi , H. Mäntysaari

We discuss a novel mechanism for J/Psi$ production in nuclear collisions arising due to the high density of gluons. We demonstrate that gluon saturation in the colliding nuclei is a dominant source of J/Psi suppression and can explain its…

Nuclear Theory · Physics 2009-11-18 Kirill Tuchin

We calculate the exclusive $\mathrm{J}/\psi$ photoproduction cross section at high energies from the Color Glass Condensate approach. The results are compared to the center-of-mass energy dependent $\gamma+A\to\mathrm{J}/\psi+A$ cross…

High Energy Physics - Phenomenology · Physics 2024-04-17 Heikki Mäntysaari , Farid Salazar , Björn Schenke

The study of nuclear effects for J/{\psi} production in proton-nucleus collisions is crucial for a correct interpretation of the J/{\psi} suppression patterns experimentally observed in heavy-ion collisions. By means of three representative…

High Energy Physics - Phenomenology · Physics 2011-09-28 Chun-Gui Duan , Jian-Chao Xu , Li-Hua Song

The effects of parton energy loss and pT-broadening in cold nuclear matter on the pT and centrality dependence, at various rapidities, of J/psi suppression in p-A collisions are investigated. Calculations are systematically compared to E866…

High Energy Physics - Phenomenology · Physics 2015-06-15 François Arleo , Rodion Kolevatov , Stéphane Peigné , Maryam Rustamova

Charmonium states are expected to be considerably suppressed in the case of quark-gluon plasma formation in high-energy heavy-ion collisions. However, a robust identification of suppression patterns as signatures of a deconfined QCD medium…

High Energy Physics - Phenomenology · Physics 2009-04-29 Carlos Lourenco , Ramona Vogt , Hermine K. Woehri

Based on a Glauber model, a statistical analysis of all mid-rapidity J/psi hadroproduction and leptoproduction data on nuclear targets is carried out. This allows us to determine the J/psi-nucleon inelastic cross section, whose knowledge is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Francois Arleo , Vi-Nham Tram

We examine the production of J/$\Psi$ mesons in high energy hadron-nucleus collisions using models that account for both the initial state modification of parton distributions in nuclei and the final state interaction of the produced $c\bar…

High Energy Physics - Phenomenology · Physics 2009-09-25 C. J. Benesh , J. Qiu , J. P. Vary

According to quantum chromodynamics, at sufficiently high energy, the structure of hadrons reveals a dynamic equilibrium between gluon splitting and gluon recombination -- a phenomenon known as saturation. The process of diffractive…

Nuclear Experiment · Physics 2025-03-25 ALICE Collaboration

We consider a novel mechanism for J/Psi production in nuclear collisions arising due to the high density of gluons. We calculate the resulting J/Psi production cross section as a function of rapidity and centrality. We evaluate the nuclear…

High Energy Physics - Phenomenology · Physics 2009-06-16 Dmitri Kharzeev , Eugene Levin , Marzia Nardi , Kirill Tuchin

We present new results based on an improved version of the Glauber model, used to describe the nuclear absorption of J/psi in reactions between nuclei at high energy. The excitation of the colour degrees of freedom of nucleons, due to…

Nuclear Theory · Physics 2007-05-23 Alberto Polleri

Centrality dependence of J/psi production in Au-Au collisions at 200 GeV nucleon-nucleon center of mass energy is studied using the Glauber model plus the kinetic formation model. Initial J/psi production and destruction by incoming…

Nuclear Theory · Physics 2009-11-10 Bin Zhang , Donald L. Johnson

Nuclear gluon densities are of great importance to the physics of relativistic heavy ion collisions, in particular, in assessing the origin of $J/\psi$-suppression. We describe our attempts to distinguish various models of the gluonic…

High Energy Physics - Phenomenology · Physics 2009-10-22 R. V. Gavai , R. M. Godbole

The approach to problem of nuclear shadowing based on Gribov Reggeon calculus is presented. Here the total cross section of $h A$ interaction is found in a parameter-free description, employing the new data on the gluon density of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Konrad Tywoniuk , Ionut Arsene , Larissa Bravina , Alexey Kaidalov , Eugene Zabrodin

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
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