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Related papers: Strangeness neutrality and baryon-strangeness corr…

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We study strangeness (K^+, K^-, and Lambda) production and flow in Ni+Ni collisions at 1-2 AGeV, based on the relativistic transport model including the strangeness degrees of freedom. We find that strangeness spectra and flow are sensitive…

Nuclear Theory · Physics 2007-05-23 G. Q. Li , G. E. Brown , C. -H. Lee , C. M. Ko

Net-baryon number, net-charge and net-strangeness fluctuations measured in ultra-relativistic heavy-ion collisions may reveal details and insights into the quark-hadron transition, hadrochemical freeze-out and possibly aid in the search of…

High Energy Physics - Phenomenology · Physics 2023-10-09 Gaurav Mukherjee , Dipanwita Dutta , Dipak Kumar Mishra

We calculate saturation curves for strange hadron matter using recently constructed baryon-baryon potentials which are constrained by SU(3) symmetry. All possible interaction channels within the baryon octet (consisting of $N$, $\Lambda$,…

Nuclear Theory · Physics 2009-10-31 V. G. J. Stoks , T. -S. H. Lee

The equation of state of hadron resonance gas at finite temperature and baryon density is calculated taking into account finite-size effects within the excluded volume model. Contributions of known hadrons with masses up to 2 GeV are…

High Energy Physics - Phenomenology · Physics 2010-04-14 L. M. Satarov , M. N. Dmitriev , I. N. Mishustin

Using a multiphase transport model, we study the production of multistrange baryons from the hadronic matter formed in relativistic heavy ion collisions. The mechanism we introduce is the strangeness-exchange reactions between antikaons and…

Nuclear Theory · Physics 2015-06-26 Subrata Pal , C. M. Ko , Zi-wei Lin

The equation of state for compact stars is reviewed with special emphasis on the role of strange hadrons, strange dibaryons and strange quark matter. Implications for the properties of compact stars are presented. The importance of neutron…

Astrophysics · Physics 2008-11-26 Jurgen Schaffner-Bielich

I review recent lattice QCD results on a few selected topics which are relevant to the heavy ion physics community. Special emphasis is put on the QCD equation of state at vanishing and nonzero baryon chemical potential, the onset of…

High Energy Physics - Lattice · Physics 2015-06-22 Heng-Tong Ding

Correlations involving the seven conserved quantities, namely energy, baryon number, electric charge, strangeness, and the three components of momentum, give rise to correlations in heavy-ion collisions. Through the utilization of a simple…

Nuclear Theory · Physics 2023-11-06 Oleh Savchuk , Scott Pratt

Strangeness and charm degrees of freedom in strongly interacting matter are discussed within a quasi-particle model adjusted to lattice QCD data. The model allows to extrapolate lattice QCD data to large baryo-chemical potential. We outline…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. Kampfer , M. Bluhm

A crossover QCD phase transition in the early Universe, involving a formation scenario of stable strangeon nuggets is studied. The Polyakov-Nambu-Jona-Lasinio model is applied to calculate the thermodynamics of the QCD phase with u, d, s…

High Energy Physics - Phenomenology · Physics 2026-01-29 Xuhao Wu , Weibo He , Yudong Luo , Guo-Yun Shao , Renxin Xu

The recently proposed baryon-strangeness correlation (C_BS) is studied with a string-hadronic transport model (UrQMD) for various energies from E_lab=4 AGeV to \sqrt s=200 AGeV. It is shown that rescattering among secondaries can not mimic…

High Energy Physics - Phenomenology · Physics 2009-11-11 Stephane Haussler , Horst Stoecker , Marcus Bleicher

We have estimated centrality variation of chemical freeze-out parameters from yield data at mid-rapidity of $\pi^\pm$, $K^\pm$ and $p$, $\bar{p}$ for collision energies of RHIC (Relativistic Heavy Ion Collider), Beam Energy Scan (RHIC-BES)…

High Energy Physics - Phenomenology · Physics 2021-04-29 Deeptak Biswas

We study the effects of strangeness on the quark sector of a hybrid star equation of state. Since the model we use to describe quarks is the same as the one we use to describe hadrons, we can also study the effects of strangeness on the…

High Energy Astrophysical Phenomena · Physics 2015-05-25 V. Dexheimer , R. Negreiros , S. Schramm

The momentum correlation functions of baryon pairs, which reflects the baryon-baryon interaction at low energies, are investigated for multi-strangeness pairs ($\Omega\Omega$ and $N\Omega$) produced in relativistic heavy-ion collisions. We…

Nuclear Theory · Physics 2020-01-15 Kenji Morita , Shinya Gongyo , Tetsuo Hatsuda , Tetsuo Hyodo , Yuki Kamiya , Akira Ohnishi

We use a hadron resonance gas model to study the QCD phase diagram at nonzero temperature, baryon, isospin and strangeness chemical potentials. We determine the temperature of the transition from the hadronic phase to the quark gluon plasma…

High Energy Physics - Phenomenology · Physics 2010-04-05 D. Toublan , John B. Kogut

At sufficiently high temperature and energy density, nuclear matter undergoes a transition to a phase in which quarks and gluons are not confined: the Quark-Gluon Plasma (QGP) [1]. Such an extreme state of strongly-interacting QCD (Quantum…

Nuclear Experiment · Physics 2020-08-25 ALICE Collaboration

The asymmetry of strange baryon production in Kp interactions at high energies is considered in the framework of the Quark-Gluon String Model. The contribution of the String-Junction Mechanism to the strange baryon production is analysed.

High Energy Physics - Phenomenology · Physics 2008-11-26 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

Charting the phase diagram of Quantum Chromodynamics (QCD) at large density is a challenging task due to the complex action problem in lattice simulations. Through simulations at imaginary baryon chemical potential $\mu_B$ we observe that,…

High Energy Physics - Lattice · Physics 2025-11-03 Szabolcs Borsányi , Zoltán Fodor , Jana N. Guenther , Piyush Kumar , Paolo Parotto , Attila Pásztor , Chik Him Wong

Recent measurements of event-by-event fluctuations of multistrange baryons and kaons in proton-proton collisions by ALICE have been proposed as sensitive probes to distinguish between thermal and string-based hadronization mechanisms. We…

High Energy Physics - Phenomenology · Physics 2025-06-24 Christian Bierlich , Peter Christiansen

Temperature and baryon, charge, and strangeness chemical potentials characterize QCD matter under extreme conditions. Differences between these chemical potentials and their ratios probe conserved-charge correlations and the system's…

Nuclear Theory · Physics 2026-01-30 Joaquin Grefa , Chun Yue Tsang , Rajesh Kumar , Veronica Dexheimer , Claudia Ratti , Zhangbu Xu