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Related papers: Baryon number fluctuations induced by hadronic int…

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We calculate the density fluctuations of net baryon number up to sixth order induced by the interactions of nuclear matter, and explore their relationship with the nuclear liquid-gas phase transition (LGPT), including the stable and…

High Energy Physics - Phenomenology · Physics 2023-12-27 Xinran Yang , Guoyun Shao , Weibo He

We compute high-order baryon number fluctuations at finite temperature and density within a QCD-assisted low energy effective field theory. Quantum, thermal and density fluctuations are incorporated with the functional renormalization group…

High Energy Physics - Phenomenology · Physics 2021-10-04 Wei-jie Fu , Xiaofeng Luo , Jan M. Pawlowski , Fabian Rennecke , Rui Wen , Shi Yin

Two critical end points (CEPs) of the chiral phase transition and the nuclear liquid-gas phase transition show up at finite baryon chemical potential. The kurtosis $\kappa\sigma^2$ of baryon number fluctuation on the $T-\mu_B$ plane is…

High Energy Physics - Phenomenology · Physics 2023-07-25 Kun Xu , Mei Huang

We have constructed an equation of state which smoothly interpolates between an excluded volume hadron resonance gas at low energy density to a plasma of quarks and gluons at high energy density. This crossover equation of state agrees very…

Nuclear Theory · Physics 2016-09-21 J. Kapusta , M. Albright , C. Young

Baryon number fluctuations are sensitive to the QCD phase transition and QCD critical point. According to the Feynman rules of finite-temperature field theory, we calculated various order moments and cumulants of the baryon number…

Nuclear Theory · Physics 2017-04-07 Ameng Zhao , Xiaofeng Luo , Hongshi Zong

We investigate the impact of the matter and glue dynamics on baryon number fluctuations and the kurtosis of baryon number distribution. This is done within the framework of QCD-improved low energy effective models. In particular we include…

High Energy Physics - Phenomenology · Physics 2015-12-23 Wei-jie Fu , Jan M. Pawlowski

The dynamical development of the cooling and hadronizing quark-gluon Plasma (QGP) is studied in a simple model assuming critical fluctuations in the QGP to Hadronic Matter (HM) and a first order transition in a small finite system. We…

Nuclear Theory · Physics 2015-06-04 Laszlo P. Csernai , Gabriela Mocanu , Zoltan Neda

Fluctuations of the proton number distribution in central Au-Au collisions have been measured by the STAR collaboration in a beam energy scan at the Relativistic Heavy Ion Collider (RHIC). The motivation is a search for evidence of a…

Nuclear Theory · Physics 2015-10-21 M. Albright , J. Kapusta , C. Young

The skewness and the kurtosis of the baryon number distributions are computed within QCD-improved low energy effective models including quantum thermal and density fluctuations. The results are compared with the Beam Energy Scan experiment…

High Energy Physics - Phenomenology · Physics 2016-06-01 Wei-jie Fu , Jan M. Pawlowski

The cross-over region of the quark-gluon plasma (QGP) created in heavy ion collisions is influenced by the nearby deconfinement, chiral and baryon condensation phase transitions. A characteristic signature of the deconfinement transition in…

High Energy Physics - Lattice · Physics 2012-11-20 Apoorva Patel

Fluctuations and correlations of the net-baryon number play an important role in exploring critical phenomena in phase transitions of strongly interacting matter governed by Quantum chromodynamics (QCD). In this work, we use the parity…

High Energy Physics - Phenomenology · Physics 2024-01-31 Volker Koch , Michał Marczenko , Krzysztof Redlich , Chihiro Sasaki

The beam energy dependence of net baryon number susceptibilities is studied in the framework of the hadron resonance gas model with the attractive and repulsive van der Waals interactions between baryons. The collision energy dependences…

Nuclear Theory · Physics 2018-08-20 Volodymyr Vovchenko , Lijia Jiang , Mark I. Gorenstein , Horst Stoecker

We investigate the fluctuations of the net-baryon number density in dense hadronic matter. Chiral dynamics is modeled via the parity doublet Lagrangian, and the mean-field approximation is employed to account for chiral criticality. We…

Nuclear Theory · Physics 2023-04-05 Michał Marczenko , Krzysztof Redlich , Chihiro Sasaki

We investigate the fluctuations and correlations involving baryon number in hot hadronic matter with modified masses of negative-parity baryons, in the context of the hadron resonance gas. Temperature-dependent masses are adopted from the…

High Energy Physics - Phenomenology · Physics 2018-03-14 Kenji Morita , Chihiro Sasaki , Pok Man Lo , Krzysztof Redlich

This paper investigates the dynamics of the net-baryon multiplicity fluctuations near the QCD critical point, within the inhomogeneous temperature and baryon chemical potential profile of quark-gluon plasma from the hydrodynamics. The…

Nuclear Theory · Physics 2025-02-04 Shanjin Wu

The size of the average fluctuations of net baryon number and electric charge in a finite volume of hadronic matter differs widely between the confined and deconfined phases. These differences may be exploited as indicators of the formation…

High Energy Physics - Phenomenology · Physics 2009-10-09 Masayuki Asakawa , Ulrich Heinz , Berndt Muller

I give an estimate for the skewness and the kurtosis of the baryon number distribution in two representative models; i.e., models of a hadron resonance gas and relativistic mean-field nuclear matter. I emphasize formal similarity between…

High Energy Physics - Phenomenology · Physics 2015-09-01 Kenji Fukushima

We present results for fluctuations of the baryon number for QCD at nonzero temperature and chemical potential. These are extracted from solutions to a coupled set of truncated Dyson-Schwinger equations for the quark and gluon propagators…

High Energy Physics - Phenomenology · Physics 2021-11-01 Philipp Isserstedt , Michael Buballa , Christian S. Fischer , Pascal J. Gunkel

We analyze baryon number, strangeness and electric charge fluctuations as well as their correlations in QCD at high temperature. We present results obtained from lattice calculations performed with an improved staggered fermion action…

High Energy Physics - Lattice · Physics 2013-05-29 M. Cheng , P. Hegde , C. Jung , F. Karsch , O. Kaczmarek , E. Laermann , R. D. Mawhinney , C. Miao , P. Petreczky , C. Schmidt , W. Soeldner

We present results on bulk thermodynamic quantities as well as net baryon number, strangeness and electric charge fluctuations in QCD at non-zero density and temperature obtained from lattice calculations with almost physical quark masses…

High Energy Physics - Lattice · Physics 2008-11-26 Chuan Miao , Christian Schmidt
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