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Production of open and hidden charm hadrons in heavy ion collisions is considered within the statistical coalescence model (SCM). Charmed quark-antiquark pairs are assumed to be created at the initial stage of the reaction in hard parton…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. P. Kostyuk

Production of open and hidden charm hadrons in heavy ion collisions is considered within the statistical coalescence model. The charmed quark-antiquark pairs are assumed to be created at the initial stage of the reaction in hard parton…

High Energy Physics - Phenomenology · Physics 2009-11-07 A. P. Kostyuk

Heavy flavor supplies a chance to constrain and improve the hadronization mechanism. We have established a sequential coalescence model with charm conservation and applied it to the charmed hadron production in heavy ion collisions. The…

High Energy Physics - Phenomenology · Physics 2021-02-03 Jiaxing Zhao , Shuzhe Shi , Nu Xu , Pengfei Zhuang

Production of open and hidden charm hadrons in heavy ion collisions is considered within the statistical coalescence model. Charmed quarks and antiquarks are assumed to be created at the initial stage of the reaction and their number is…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. P. Kostyuk

Heavy quarks are initially produced in nuclear collisions and the number is conserved during the evolution of the system. We establish a sequential coalescence model with charm conservation and apply it to charmed hadron production at RHIC…

High Energy Physics - Phenomenology · Physics 2018-05-29 Jiaxing Zhao , Shuzhe Shi , Nu Xu , Pengfei Zhuang

In relativistic nuclear collisions the production of hadrons with light (u,d,s) quarks is quantitatively described in the framework of the Statistical Hadronization Model (SHM). Charm quarks are dominantly produced in initial hard…

We investigate the production of the $\Omega_{ccc}$ baryon in relativistic heavy-ion collisions. Unlike proton-proton collisions, nuclear collisions produce both deconfined matter and abundant charm quark pairs, which can coalesce to form…

Nuclear Theory · Physics 2025-07-08 Tianyang Li , Jiamin Liu , Shiqi Zheng , Baoyi Chen

We study the production of charmed hadrons $D^{0}$ and $\Lambda_c^+$ in relativistic heavy-ion collisions using an improved quark coalescence model. In particular, we extend the usual coalescence model by letting a produced hadron to have…

Nuclear Theory · Physics 2020-04-21 Sungtae Cho , Kai-Jia Sun , Che Ming Ko , Su Houng Lee , Yongseok Oh

We present a new model for the description of heavy-flavor hadronization in high-energy nuclear (and possibly hadronic) collisions, where the process takes place not in the vacuum, but in the presence of other color charges. We explore its…

High Energy Physics - Phenomenology · Physics 2022-11-23 Andrea Beraudo , Arturo De Pace , Marco Monteno , Marzia Nardi , Daniel Pablos , Francesco Prino

Heavy quarks, such as charm and beauty, possess masses significantly larger than the characteristic energy scale of Quantum Chromodynamics (QCD), and are thus predominantly produced in hard-scattering processes with large momentum transfer…

High Energy Physics - Experiment · Physics 2025-06-30 Renu Bala

We study the production of charmed and multi-charmed hadrons in ultra-relativistic Heavy Ion Collisions coupling the transport approach for charm dynamics in the medium to an hybrid hadronization model of coalescence plus fragmentation. In…

High Energy Physics - Phenomenology · Physics 2024-03-14 Vincenzo Minissale , Salvatore Plumari , Yifeng Sun , Vincenzo Greco

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 review the quark coalescence model for hadronization in relativistic heavy ion collisions and show how it can explain the observed large baryon to meson ratio at intermediate transverse momentum and scaling of the elliptic flows of…

Nuclear Theory · Physics 2009-11-10 V. Greco , C. M. Ko

We study the production and dynamics of heavy quarks in the parton cascade model for relativistic heavy ion collisions. The model is motivated by the QCD parton picture and describes the dynamics of an ultra-relativistic heavy-ion collision…

Nuclear Theory · Physics 2018-01-03 Dinesh K. Srivastava , Steffen A. Bass , Rupa Chatterjee

We study the production dynamics of charm quarks in the parton cascade model for relativistic heavy ion collisions at RHIC and LHC energies. The model is eminently suited for a study of the pre-equilibrium dynamics of charm quarks at modest…

Nuclear Theory · Physics 2019-04-19 Dinesh K. Srivastava , Rupa Chatterjee

We propose that the charged-particle multiplicity dependence of the charm-baryon-to-meson ratio observed in high-energy $pp$ collisions can be explained by canonical treatment of quantum charges in the statistical hadronization model (SHM).…

High Energy Physics - Phenomenology · Physics 2021-02-24 Yu Chen , Min He

Charm asymmetries in fixed-target hadroproduction experiments are sensitive to power corrections to the QCD factorization theorem for heavy quark production. A power correction called heavy-quark recombination has recently been proposed to…

High Energy Physics - Phenomenology · Physics 2009-11-10 Thomas Mehen

Heavy ion collisions provide a unique opportunity for studying the properties of exotic hadrons with two charm quarks. The production of $T_{cc}^+$ is significantly enhanced in nuclear collisions compared to proton-proton collisions due to…

Nuclear Theory · Physics 2024-06-12 Baoyi Chen , Meimei Yang , Ge Chen , Jiaxing Zhao , Xiao-hai Liu

Based on the color-spin interaction in diquarks, we argue that charmed multiquark hadrons are likely to exist. Because of the appreciable number of charm quarks produced in central nucleus-nucleus collisions at ultrarelativistic energies,…

High Energy Physics - Phenomenology · Physics 2008-11-26 Su Houng Lee , Shigehiro Yasui , Wei Liu , Che Ming Ko

We discuss charm production at LHC. The production of single $c \bar c$ pairs is calculated in the $k_t$-factorization approach. We use several unintegrated gluon distributions from the literature. The hadronization is included with the…

High Energy Physics - Phenomenology · Physics 2012-07-30 Rafal Maciula , Marta Luszczak , Antoni Szczurek
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