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Related papers: Baryon-anti-baryon Flavor Correlation in Quark Com…

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Experimental data at RHIC and SPS energies suggest a systematic correlation between yield ratio $\bar{p}/p$ and $K^{-}/K^{+}$, which reveal some universality of hadron production in relativistic heavy ion collisions. We propose an…

Nuclear Theory · Physics 2013-09-02 Jun Song , Feng-lan Shao

We study the hadron yield correlation in the combination models in high energy heavy ion collisions. We derive the relationship between the average yields of different hadrons produced in the combination of a system consisting of equal…

High Energy Physics - Phenomenology · Physics 2013-05-30 Rui-qin Wang , Feng-lan Shao , Jun Song , Qu-bing Xie , Zuo-tang Liang

The dynamical fluctuation and correlation of multiplicity distributions of identified baryons and antibaryons produced by the hadronization of the bulk quark system are systematically studied in quark combination model. Starting from the…

Nuclear Theory · Physics 2017-01-11 Jun Song , Hai-hong Li , Rui-qin Wang , Feng-lan Shao

We compare the numerical results for antibaryon/baryon production ratios in high energy heavy ion collisions with some theoretical models.

High Energy Physics - Phenomenology · Physics 2007-05-23 Yu. M. Shabelski

We present a new model for the description of heavy-flavor hadronization in relativistic heavy-ion collisions. We explore its effect on the charmed hadron yields and kinematic distributions once the latter is applied at the end of transport…

High Energy Physics - Phenomenology · Physics 2023-03-22 Andrea Beraudo , Arturo De Pace , Daniel Pablos Alfonso , Francesco Prino , Marco Monteno , Marzia Nardi

We discuss the model predictions for antibaryon/baryon production ratios in high energy heavy ion collisions. The role of string junction mechanism of baryon number transfer seems to be very important here and we consider some quantitative…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yu. M. Shabelski

Based on the assumption of the production of deconfined quark matter, we use a quark combination model to systematically investigate hadron yields in heavy ion collisions from RHIC $\sqrt{s_{NN}}=200, 130, 62.4$ GeV to SPS $E_{beam}=158,…

High Energy Physics - Phenomenology · Physics 2010-04-12 Rui-qin Wang , Feng-lan Shao , Jun Song , Qu-bing Xie

We study the production of open-flavor heavy hadrons in relativistic heavy-ion collisions. The hadronization in the quark-gluon plasma is described in the quark coalescence model. We evaluated yields and transverse momentum distributions. A…

High Energy Physics - Phenomenology · Physics 2025-06-10 C. E. Fontoura , G. Krein , A. Valcarce , J. Vijande

We calculate the charge balance function of the bulk quark system before hadronization and those for the directly produced and the final hadron system in high energy heavy ion collisions. We use the covariance coefficient to describe the…

Nuclear Theory · Physics 2015-06-04 Jun Song , Feng-lan Shao , Zuo-tang Liang

A brief survey of the role of heavy flavors as a probe of the state of matter produced by high energy heavy ion collisions is presented. Specific examples include energy loss, initial state gluon saturation, thermalization and flow. The…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. L. Thews

We study the multiplicity fluctuation and correlation of identified mesons and baryons formed at the hadronization by the quark combination mechanism in the context of ultra-relativistic heavy-ion collisions. Based on the statistical method…

Nuclear Theory · Physics 2017-12-18 Hai-hong Li , Feng-lan Shao , Jun Song

It is argued that in heavy ion collisions at LHC there could be a sizeable production of baryons containing two or three heavy quarks from statistical coalescence. This production mechanism is peculiar of Quark Gluon Plasma and the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Francesco Becattini

The baryon-strangeness correlation in the hadronization of the quark matter is studied within the quark combination mechanism. We calculate the correlation coefficient $C_{BS} = -3\big(\langle B S \rangle -\langle B\rangle \langle…

High Energy Physics - Phenomenology · Physics 2016-09-26 Feng-lan Shao , Jun Song , Rui-qin Wang

We show that a measurement of the reaction energy dependence of relative hadron resonance yields in heavy ion collisions can be used to study the phase structure of the dense QCD matter created in these collisions, and investigate the…

Nuclear Theory · Physics 2008-11-26 Giorgio Torrieri , Johann Rafelski

The baryons containing two heavy quarks and a light quark are believed to have the diquark-quark structure and the diquark is composed of the two heavy quarks which is a spin-0 or spin-1 object. The superflavor symmetry can associate…

High Energy Physics - Phenomenology · Physics 2009-10-30 X. -H. Guo , H. Y. Jin , X. -Q. Li

Recent measurements of charm-baryon production in proton-proton collisions at the LHC have found a surprisingly large yield relative to those of $D$-mesons. We propose that this observation can be explained by the statistical hadronization…

Nuclear Theory · Physics 2019-07-24 Min He , Ralf Rapp

Baryon numbers are carried by valence quarks in the standard QCD picture of the baryon structure, while some theory proposed an alternative baryon number carrier, a non-perturbative Y-shaped configuration of the gluon field, called the…

The study of angular correlations of heavy-flavor particles in hadronic collisions can provide crucial insight into the heavy quark production, showering, and hadronization processes. The comparison with model predictions allows us to…

Nuclear Experiment · Physics 2024-03-05 Deepa Thomas , Fabio Colamaria

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

Measurements of electrons from the decay of open-heavy flavor mesons have shown that the yields are suppressed in Au+Au collisions compared to expectations from binary-scaled p+p collisions. These measurements indicate that charm and bottom…

Nuclear Experiment · Physics 2019-08-13 Anne M. Sickles
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