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The production of particles with double, triple and hidden charm in heavy ion collisions is studied in the framework of the statistical coalescence model. According to the postulates of the model, the charm quark-antiquark pairs are created…

Nuclear Theory · Physics 2007-05-23 Andriy Kostyuk

We study the charmed meson and baryon production and elliptic flow in ultra-relativistic nucleus-nucleus collisions at the LHC energies. The space-time evolution of quark-gluon plasma (QGP) produced in these energetic collisions is obtained…

High Energy Physics - Phenomenology · Physics 2024-02-07 Yu-Fei Liu , Wen-Jing Xing , Xiang-Yu Wu , Shanshan Cao , Guang-You Qin , Shu-Qing Li

In this contribution, the latest results on hadronization studies of charm and beauty quarks obtained with the data collected with the ALICE experiment at the LHC are presented. Measurements of prompt and non-prompt charm-hadron production…

High Energy Physics - Experiment · Physics 2023-05-18 Mattia Faggin

Experiments at the Large Hadron Collider (LHC) have measured multiplicity distributions in p+p and p+Pb collisions at a new domain of collision energy. Based on considering an energy-dependent broadening of the nucleon's density…

High Energy Physics - Phenomenology · Physics 2015-01-07 Hongmin Wang , Zhao-Yu Hou , Xian-Jing Sun

We make predictions for the expected multiplicities of exotic charmed hadrons and charmed nuclei in Au+Au collisions at SIS100 and LHC beam energies, using input on light hadron and charm production from the UrQMD transport model, and…

Studies on the production of open charm hadrons are of paramount importance to investigate the charm-quark hadronisation mechanisms at the LHC, particularly through the evolution of the production ratio between different charm-hadron…

Nuclear Experiment · Physics 2021-05-18 Luuk Vermunt

We discuss aspects of the statistical hadronization model for the production of mesons with open and hidden charm in ultra-relativistic nuclear collisions. Emphasis is placed on what can be inferred from the dependence of the yield of…

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

Hadron multiplicities are calculated in the ALCOR model for the Pb+Pb collisions at CERN SPS energy. Considering the newest experimental results, we display our prediction obtained from the ALCOR model for stable hadrons including strange…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Zimanyi , T. S. Biro , P. Levai

The recent experimental measurements on $pp$ collisions at $\sqrt{s}=5.02 \,\rm TeV$ have shown a very large abundance of heavy baryon production corresponding to a ratio of $\Lambda_c/D^0 \sim 0.6$, about one order of magnitude larger than…

High Energy Physics - Phenomenology · Physics 2021-09-08 Vincenzo Minissale , Salvatore Plumari , Vincenzo Greco

We consider the production of charmed baryons and mesons in the proton-antiproton binary reactions at the energies of the future $\bar{P}$ANDA experiment. To describe these processes in terms of hadronic interaction models, one needs strong…

High Energy Physics - Phenomenology · Physics 2015-06-03 A. Khodjamirian , Ch. Klein , Th. Mannel , Y. -M. Wang

To extract information about polarized gluons in the proton, production of charmed hadrons, in particular, \Lambda_c^+ baryon in pp collisions was studied. We calculated the transverse momentum distribution and the pseudo-rapidity…

High Energy Physics - Phenomenology · Physics 2009-11-07 Toshiyuki Morii , Kazumasa Ohkuma

Using a quark combination model with the equal-velocity combination approximation, we study the production of hadrons with strangeness and charm flavor quantum numbers in Pb+Pb collisions at $\sqrt{s_{NN}}=$5.02 TeV. We present analytical…

Nuclear Theory · Physics 2023-02-16 Wen-bin Chang , Rui-qin Wang , Jun Song , Feng-lan Shao , Qun Wang , Zuo-tang Liang

Studies of open-charm hadron production in pp and \pPb collisions are performed by the ALICE Collaboration at the LHC to investigate charm-quark hadronization mechanisms. Recent measurements of charm meson (${\rm D^0}$, ${\rm D^+}$, ${\rm…

Nuclear Experiment · Physics 2022-07-18 Annalena Sophie Kalteyer

We present predictions for the hadroproduction of $t\bar{t}b\bar{b}$ final states at the LHC with collision energies $\sqrt{s}$ = 8TeV and 14TeV at NLO accuracy matched with parton shower, as obtained with PowHel+ PYTHIA. We quantify the…

High Energy Physics - Phenomenology · Physics 2015-03-23 M. V. Garzelli , A. Kardos , Z. Trocsanyi

In the framework of Quark--Gluon--String Model developed recently in ITEP we calculate spectra of charmed particles $D$, $D_s$, $\Lambda_c$, $\Xi_c$, $\Omega_c$ in hadron--hadron collisions taking into account the decays of $S$--wave…

High Energy Physics - Phenomenology · Physics 2019-08-17 G. H. Arakelyan , P. E. Volkovitsky

The production of charmed and beauty hadrons in proton-proton collisions at high energies are analyzed within the modified quark-gluon string model (QGSM) including the internal motion of quarks in colliding hadrons. We present some…

High Energy Physics - Phenomenology · Physics 2009-10-13 G. I. Lykasov , V. V. Lyubushkin , T. V. Lyubushkina , V. A. Bednyakov

Hadron spectroscopy provides direct physical measurements that shed light on the non-perturbative behavior of quantum chromodynamics (QCD). In particular, various exotic hadrons such as the newly observed $T_{cc}^+$ by the LHCb…

High Energy Physics - Phenomenology · Physics 2022-01-05 Yuanyuan Hu , Jinfeng Liao , Enke Wang , Qian Wang , Hongxi Xing , Hui Zhang

The phenomenological analysis of various characteristics of $J/\psi$ and $D$ meson production in PbPb collisions at the center-of-mass energy 2.76 TeV per nucleon pair is presented. The data on momentum spectra and elliptic flow are…

High Energy Physics - Phenomenology · Physics 2016-11-11 I. P. Lokhtin , A. V. Belyaev , G. Kh. Eyyubova , G. Ponimatkin , E. Yu. Pronina

Yield ratios of identified hadrons observed in high multiplicity p+p and p+Pb collisions at LHC show remarkable similarity with those in Pb+Pb collisions, indicating some important and universal underlying dynamics in hadron production for…

High Energy Physics - Phenomenology · Physics 2017-08-02 Feng-lan Shao , Guo-jing Wang , Rui-qin Wang , Hai-hong Li , Jun Song

Recent experimental data from $pp$ collisions have shown a significant increase in heavy baryon production leading to a baryon over meson ratio which is one order of magnitude higher than elementary collisions ($e^+e^-$, $ep$). From a…

High Energy Physics - Phenomenology · Physics 2024-05-30 Vincenzo Minissale , Vincenzo Greco , Salvatore Plumari