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Related papers: Hadronization in the SU(3) Nambu-Jona-Lasinio Mode…

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We compare the reconstructed hadronization conditions in relativistic nuclear collisions in the nucleon-nucleon centre-of-mass energy range 4.7-2760 GeV in terms of temperature and baryon-chemical potential with lattice QCD calculations, by…

Nuclear Theory · Physics 2016-12-05 F. Becattini , J. Steinheimer , R. Stock , M. Bleicher

The equation of state for the pion gas is analyzed within the third virial approximation. The second virial coefficient is found from the pion-pion- scattering data, while the third one is considered as a free parameter. The proposed model…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Kostyuk , M. Gorenstein , H. Stoecker , W. Greiner

The hypothesis of statistical production of J/psi mesons at hadronization is formulated and checked against experimental data. It explains in the natural way the observed scaling behavior of the J/psi to pion ratio at the CERN SPS energies.…

High Energy Physics - Phenomenology · Physics 2011-03-23 Marek Gazdzicki , Mark I. Gorenstein

We extract the effective degrees of freedom that characterize the co-existing phase of quark gluon plasma and hadrons. Experimental data on phi at mid-rapidity is used to set a lower bound to the critical temperature of quark hadron phase…

Nuclear Theory · Physics 2007-05-23 Jajati K. Nayak , Jan-e Alam , Bedangadas Mohanty , Pradip Roy , Abhee K. Dutt-Mazumder

We compute the magnetic susceptibility of the quark condensate and the polarization of quarks at zero temperature and in a uniform magnetic background. Our theoretical framework consists of two chiral models that allow to treat…

High Energy Physics - Phenomenology · Physics 2011-07-06 Marco Frasca , Marco Ruggieri

Pion and kaon dissociation in a medium of hot quark matter is studied in the Nambu Jona-Lasinio model. The decay width of pion and kaon are found to be large but finite at temperatures much higher than the so called critical temperature of…

Nuclear Theory · Physics 2015-06-26 Abhijit Bhattacharyya , Sanjay K. Ghosh , Sibaji Raha

A selection of recent data referring to Pb+Pb collisions at the SPS CERN energy of 158 GeV per nucleon is presented which might describe the state of highly excited strongly interacting matter both above and below the deconfinement to…

High Energy Physics - Phenomenology · Physics 2009-10-31 Reinhard Stock

Properties of dense quark matter in and out of chemical equilibrium are studied within the SU(3) Nambu-Jona-Lasinio model. In addition to the 4-fermion scalar and vector terms the model includes also the 6-fermion flavour mixing…

High Energy Physics - Phenomenology · Physics 2009-10-31 I. N. Mishustin , L. M. Satarov , H. Stoecker , W. Greiner

We study some bulk thermodynamical characteristics, meson properties and the nucleon as a baryon number one soliton in a hot quark matter in the NJL model as well as in a hot nucleon matter in a hybrid NJL model in which the Dirac sea of…

High Energy Physics - Phenomenology · Physics 2009-10-28 J. Berger , Chr. -V. Christov

In the present work we calculate the transition magnetic moments for the radiative decays of $\Delta$ baryon to proton $(\Delta \rightarrow p)$ in isospin asymmetric nuclear medium at finite temperature using chiral SU(3) quark mean field…

Nuclear Theory · Physics 2025-04-02 Suneel Dutt , Arvind Kumar , Harleen Dahiya

The string melting version of a multi-phase transport model is often applied to high-energy heavy-ion collisions since the dense matter thus formed is expected to be in parton degrees of freedom. In this work we improve its quark…

Nuclear Theory · Physics 2017-07-26 Yuncun He , Zi-Wei Lin

By extending the $\Phi$-derivable approach in Nambu-Jona-Lasinio model to finite magnetic field we calculate the properties of pion, $\sigma$ and $\rho$ mesons in a magnetic field at finite temperature in not only the quark-antiquark bound…

High Energy Physics - Phenomenology · Physics 2016-07-13 Rui Zhang , Wei-jie Fu , Yu-xin Liu

We study the quark deconfinement phase transition in hot $\beta$-stable hadronic matter. Assuming a first order phase transition, we calculate the enthalpy per baryon of the hadron-quark phase transition. We calculate and compare the…

Solar and Stellar Astrophysics · Physics 2014-11-20 I. Bombaci , D. Logoteta , P. K. Panda , C. Providencia , I. Vidana

We investigate hadron spectra in 2-color QCD using lattice simulation with $N_{f}=2$ at low temperature and finite density in which there appears not only the hadronic phase but also the superfluid phase. We first calculate the pion and rho…

High Energy Physics - Lattice · Physics 2022-11-28 Kotaro Murakami , Daiki Suenaga , Kei Iida , Etsuko Itou

We compare different models for hadronic and quark phases of cold baryon-rich matter in an attempt to find a deconfinement phase transition between them. For the hadronic phase we consider Walecka-type mean-field models which describe well…

High Energy Physics - Phenomenology · Physics 2009-11-07 I. N. Mishustin , L. M. Satarov , H. Stoecker , W. Greiner

A model of statistical quark-gluon plasma formation is considered.We look the dilepton production at critical temperature $T_{c}\sim170 Mev $ and completely free out temperature $T=150 MeV$ with the initial temperature as $T_{0}=570,400…

High Energy Physics - Phenomenology · Physics 2008-03-12 S. Somorendro Singh , Yogesh Kumar , D. S. Gosain

We study the structures of hybrid stars with leptons at finite temperature under beta equilibrium. For the quark phase, we use the three flavor Nambu-Jona-Lasinio (NJL) model. For the hadron phase, we adopt nuclear equation of state (EOS)…

High Energy Astrophysical Phenomena · Physics 2009-08-26 Nobutoshi Yasutake , Kouji Kashiwa

We investigate the in-medium modification of pseudoscalar and vector mesons in a QCD motivated chiral quark model by solving the Dyson-Schwinger equations for quarks and mesons at finite temperature for a wide mass range of meson masses,…

Nuclear Theory · Physics 2008-11-26 D. Blaschke , G. Burau , Yu. Kalinovsky , T. Barnes

We study the behavior of the rho^0 vector mass during the hadronic phase of an ultra-relativistic heavy-ion collision at finite temperature. We show that scattering with the most abundant particles during this stage, namely, pions, kaons…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alejandro Ayala

In the present work we study the masses and magnetic moments of decuplet baryons in isospin asymmetric strange hadronic medium at finite temperature using chiral SU(3) quark mean field model. In the strange isospin asymmetric medium, the…

Nuclear Theory · Physics 2023-11-07 Arvind Kumar , Suneel Dutt , Harleen Dahiya
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