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Related papers: Charmonium in Medium: From Correlators to Experime…

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We have performed a systematic study of $J/\psi$ and $\psi(2S)$ production in $p-p$ collisions at different LHC energies and at different rapidities using the leading order (LO) non-relativistic QCD (NRQCD) model of heavy quarkonium…

High Energy Physics - Phenomenology · Physics 2015-06-23 Biswarup Paul , Mahatsab Mandal , Pradip Roy , Sukalyan Chattapadhyay

We deploy a kinetic-rate equation to evaluate the transport of $J/\psi$, $\psi(2S)$, $B_c$ and X(3872) in ultra-relativistic heavy-ion collisions and compare their production yields to experimental data from the Large Hadron Collider. The…

High Energy Physics - Phenomenology · Physics 2023-03-22 Biaogang Wu , Zhanduo Tang , Min He , Ralf Rapp

The charmonium (bottomonim) binding at finite temperature is studied with static potentials extracted from the lattice QCD data of Kaczmarek et al. The bottomonium spectrum is also studied. This is relevant for Hard Probes in Heavy Ion…

High Energy Physics - Phenomenology · Physics 2008-04-29 P. Bicudo , M. Cardoso , P. Santos , J. Seixas

We present a holographic bottom up model for the thermal behavior of $ c \bar c$ vector mesons in a finite temperature and density plasma. There is a clear physical interpretation for the three imput energy parameters of the model. Two of…

High Energy Physics - Phenomenology · Physics 2017-11-22 Nelson R. F. Braga , Luiz F. Ferreira , Alfredo Vega

We study the properties of charmonium states at finite temperature in quenched QCD on isotropic lattices. We measured charmonium correlators using non-perturbatively $\cO(a)$ improved clover fermions on fine ($a=0.01$ fm) lattices with a…

High Energy Physics - Lattice · Physics 2011-03-31 H. -T. Ding , A. Francis , O. Kaczmarek , F. Karsch , H. Satz , W. Soeldner

Due to larger mass and earlier production, heavy quark(quarkonium) can be sensitive probes to investigate the fast decaying electromagnetic and vortical fields produced in heavy-ion collisions. The non-relativistic Schroedinger-like…

Nuclear Theory · Physics 2022-02-16 Jiaxing Zhao , Shile Chen , Pengfei Zhuang

We report first results for spectral functions of charmonium in 2-flavour QCD. The spectral functions are determined from vector and pseudoscalar correlators on a dynamical, anisotropic lattice. J/psi and eta_c are found to survive well…

High Energy Physics - Lattice · Physics 2011-03-23 Gert Aarts , Chris Allton , Richie Morrin , Alan O Cais , Mehmet Bugrahan Oktay , Mike Peardon , Jon-Ivar Skullerud

Production of $c\bar c$ pairs in elementary hadron-hadron collisions is introduced in a simulation of relativistic heavy ion collisions. Coalescence of charmed quarks and antiquarks into various charmonium states is performed and the…

Nuclear Theory · Physics 2014-11-21 D. E. Kahana , S. H. Kahana

We extend our lattice QCD potential based study arXiv:1509.07366 (JHEP 1512 (2015) 101) of the in-medium properties of heavy quark bound states to P-wave bottomonium and charmonium. Similar to the behavior found in the S-wave channel their…

High Energy Physics - Phenomenology · Physics 2016-11-03 Yannis Burnier , Olaf Kaczmarek , Alexander Rothkopf

We discuss recent lattice results on in-medium properties of hadrons and focus on thermal properties of heavy quark bound states. We will clarify the relation between heavy quark free energies and potentials used to analyze the melting of…

High Energy Physics - Lattice · Physics 2009-11-10 Frithjof Karsch

We study the charmonium coherent photoproduction and hadroproduction consistently with modifications from both cold and hot nuclear matters. The strong electromagnetic fields from fast moving nucleus interact with the other target nucleus,…

Nuclear Theory · Physics 2018-01-23 Wei Shi , Wangmei Zha , Baoyi Chen

The charmonium dissociation by mesons in relativistic heavy-ion reactions is analyzed within the Regge approach. It is shown that the inclusion of the initial and final state interactions in the dissociation of J/Psi to bar{D}* D* close to…

High Energy Physics - Phenomenology · Physics 2008-11-26 Gennady I. Lykasov , Wolfgang Cassing

Two-body $ ^{4}\textrm{He}\left(\alpha\right)$-charmonium $ \left(c\bar{c}\right) $ potentials in the single-folding potential (SFP) approach are built by using a first principles HAL QCD low-energy $ NJ/\psi$ and $ N\eta_{c} $…

Nuclear Theory · Physics 2025-11-04 Faisal Etminan

By using models based on Regge phenomenology we analyse the coherent photoproduction of charmonium in peripheral heavy-ion collisions at the Large Hadron Collider (LHC). The centrality dependence is investigated and compared to the…

High Energy Physics - Phenomenology · Physics 2022-03-15 Laszlo Jenkovszky , Vladyslav Libov , Magno V. T. Machado

Charmonium production in high-energy collisions can be split into a prompt and a non-prompt component. Both components can be distinguished experimentally by studying displaced topology, and represent valuable tools to investigate the…

Nuclear Experiment · Physics 2025-01-03 Maurice Coquet

Charmonium systems in two-flavour QCD at non-zero temperature are studied at, and above the deconfining transition. Using anisotropic lattices the MEM approach is used to extract spectral functions for these channels. By carefully varying…

High Energy Physics - Lattice · Physics 2011-03-23 G. Aarts , C. R. Allton , R. Morrin , A. P. O Cais , M. B. Oktay , M. J. Peardon , J. I. Skullerud

We study spatial correlation functions of charmonium in 2+1 flavor QCD using an improved staggered formulation. Contrary to the temporal correlation functions the spatial correlation functions exhibit a strong temperature dependence above…

High Energy Physics - Lattice · Physics 2015-06-04 F. Karsch , E. Laermann , Swagato Mukherjee , P. Petreczky

We report on a study of charmonium at high temperature in 2-flavour QCD. This is the first such study with dynamical fermions. Using an improved anisotropic lattice action, spectral functions are extracted from correlators in the vector and…

High Energy Physics - Lattice · Physics 2011-03-23 R. Morrin , A. P. O Cais , M. B. Oktay , M. J. Peardon , J. I. Skullerud , G. Aarts , C. R. Allton

In this article, we perform a systematic investigation of the cold nuclear matter (CNM) effects, operative on charmonium ($J/\psi$, $\psi(2S)$) production, in fixed target proton-nucleus (p+A) collisions. Influence on charmonium production…

Nuclear Theory · Physics 2026-05-25 Sourav Kanti Giri , Partha Pratim Bhaduri , Biswarup Paul , Santosh K. Das

The production of charmonium in heavy-ion collisions is investigated based on Boltzmann-type transport model for charmonium evolution and langevin equation for charm quark evolution. Charmonium suppression and regeneration in both…

High Energy Physics - Phenomenology · Physics 2016-05-04 Baoyi Chen