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Related papers: Hadronization via Coalescence

200 papers

We calculate diffusion and hadronization of heavy quarks in high-energy heavy-ion collisions implementing the notion of a strongly coupled quark-gluon plasma in both micro- and macroscopic components. The diffusion process is simulated…

Nuclear Theory · Physics 2013-05-30 Min He , Rainer J. Fries , Ralf Rapp

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

J/psi production and collective flow is studied with a coalescence model based on phase space distribution of charm quarks from a multi-phase transport model simulation of relativistic heavy ion collisions. Both the yield and the flow of…

Nuclear Theory · Physics 2008-11-26 Bin Zhang

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 employ the Boltzmann equation for describing hadron production from a quark-gluon plasma (QGP) in ultrarelativistic heavy-ion collisions. We propose resonance formation in quark-antiquark scattering as the dominant meson-production…

High Energy Physics - Phenomenology · Physics 2008-11-26 L. Ravagli , R. Rapp

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 ultra-relativistic heavy-ion program at RHIC has shown that at intermediate transverse momenta ($p_T \simeq 2$-6 GeV) standard (independent) parton fragmentation can neither describe the observed baryon-to-meson ratios nor the empirical…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. Greco , H. van Hees , R. Rapp

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

We present a model of fast hadronization of constituent quark matter in relativistic heavy ion collisions based on rate equations and capture cross sections in non-relativistic potential. We utilize a thermodynamically consistent approach…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. S. Biro , P. Levai , J. Zimanyi , C. T. Traxler

We describe the hadronization of quark matter assuming that quarks creating hadrons coalesce from a continuous mass distribution. The pion and antiproton spectrum as well as the momentum dependence of the antiproton to pion ratio are…

Nuclear Theory · Physics 2009-11-11 J. Zimanyi , P. Levai , T. S. Biro

Elliptic flow of hadrons observed at relativistic heavy-ion collision experiments at Relativistic Heavy-Ion Collider (RHIC) and Large Hadron Collider (LHC), provides us an important signature of possible de-confinement transition from…

High Energy Physics - Phenomenology · Physics 2020-03-25 Mohammed Younus , Sushanta Tripathy , Swatantra Kumar Tiwari , Raghunath Sahoo

The scaling properties of elliptic flow of hadrons produced in ultrarelativistic heavy-ion collisions are investigated at low transverse momenta, $p_T\lsim 2$\,GeV. Utilizing empirical parameterizations of a thermalized fireball with…

Nuclear Theory · Physics 2014-11-21 Min He , Rainer J. Fries , Ralf Rapp

Data on high energy nuclear collisions collected at the Relativistic Heavy Ion Collider over the past decade have provided convincing evidence that hadronization is quite different in hot nuclear environments compared to p+p collisions. In…

Nuclear Theory · Physics 2011-03-01 Rainer J. Fries

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

Thermalization and collective flow of charm (c) and bottom (b) quarks in ultra-relativistic heavy-ion collisions are evaluated based on elastic parton rescattering in an expanding quark-gluon plasma (QGP). We show that resonant interactions…

Nuclear Theory · Physics 2008-11-26 Hendrik van Hees , Vincenzo Greco , Ralf Rapp

We show that hadronization via quark coalescence enhances hadron elliptic flow at large pT relative to that of partons at the same transverse momentum. Therefore, compared to earlier results based on covariant parton transport theory, more…

Nuclear Theory · Physics 2009-11-10 Denes Molnar , Sergei A. Voloshin

Based on the quark coalescence model, we derive relations among the momentum anisotropies of mesons and baryons in relativistic heavy ion collisions from a given, but arbitrary azimuthal distribution for the partons. Besides the familiar…

Nuclear Theory · Physics 2009-11-10 Peter F. Kolb , Lie-Wen Chen , Vincenzo Greco , Che Ming Ko

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

We study the production of charmed hadrons with the help of ALCOR_c, the algebraic coalescence model for rehadronisation of charmed quark matter. Mesonic ratios are introduced as factors connecting various antibaryon to baryon ratios. The…

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

The major goal of high-energy heavy-ion collisions is to study the properties of the deconfined quark gluon plasma (QGP), such as partonic collectivity. The collective motion of constituent quarks can be derived from the anisotropic flow…

Nuclear Experiment · Physics 2020-12-02 Amir Goudarzi , Gang Wang , Huan Zhong Huang