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Related papers: $S$-matrix calculation of $BQ$ correlation at fini…

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We compute the correlation of the net baryon number with the electric charge ($\chi_{BQ}$) for an interacting hadron gas using the S-matrix formulation of statistical mechanics. The observable $\chi_{BQ}$ is particularly sensitive to the…

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

The correlation between net baryon number and electric charge, $\chi_{11}^{\rm BQ}$, can serve as a magnetometer of QCD. This is demonstrated by lattice QCD computations using the highly improved staggered quarks with physical pion mass of…

High Energy Physics - Lattice · Physics 2024-05-17 Heng-Tong Ding , Jin-Biao Gu , Arpith Kumar , Sheng-Tai Li , Jun-Hong Liu

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 study the thermodynamics of the strange baryon system using an S-matrix formulation of statistical mechanics. For this purpose, we employ an existing coupled-channel study involving $\bar{K} N$, $\pi \Lambda$, and $\pi \Sigma$…

High Energy Physics - Phenomenology · Physics 2018-12-17 César Fernández-Ramírez , Pok Man Lo , Peter Petreczky

The baryon-number density formed in relativistic nuclear collisions, versus the chemical potential of the freeze-out states, is systematically studied on the basis of existing measurements. A remarkable power-law behaviour of the…

High Energy Physics - Phenomenology · Physics 2010-04-06 N. G. Antoniou , F. K. Diakonos , A. S. Kapoyannis

In a hadronic gas with three conserved charges (electric charge, baryon number, and strangeness) we employ the hadron resonance gas model to compute both diagonal and off-diagonal susceptibilities. We model the effect of chemical freeze-out…

Nuclear Theory · Physics 2015-08-14 Jackson Ang'ong'a , Todd Springer

We present the first lattice QCD results of quadratic fluctuations and correlations of conserved charges in (2+1)-flavor lattice QCD in the presence of a background magnetic field. The simulations were performed using the Highly Improved…

High Energy Physics - Lattice · Physics 2025-02-06 Heng-Tong Ding , Jin-Biao Gu , Arpith Kumar , Sheng-Tai Li , Jun-Hong Liu

The cumulants of baryon number fluctuations serve as a good probe for experimentally exploring the QCD phase diagram at finite density, giving rise to characteristic fluctuation patterns associated with a possible critical endpoint (CEP).…

High Energy Physics - Phenomenology · Physics 2023-08-17 Zhibin Li , Jingmin Liang , Song He , Li Li

Particle production in central Pb-Pb collisions at LHC is discussed in the context of the Statistical Model. Predictions of various particle ratios are presented with the corresponding choice of model parameters made according to the…

High Energy Physics - Phenomenology · Physics 2009-11-11 J. Cleymans , I. Kraus , H. Oeschler , K. Redlich , S. Wheaton

Equilibration of highly excited baryon-rich matter is studied within the microscopic model calculations in A+A collisions at energies of BES, FAIR and NICA. It is shown that the system evolution from the very beginning of the collision can…

Nuclear Theory · Physics 2021-02-03 E. Zabrodin , L. Bravina , M. Teslyk , O. Vitiuk

We use an improved version of the SU(3) flavour parity-doublet quark-hadron model to investigate the higher order baryon number susceptibilities near the chiral and the nuclear liquid-gas transitions. The parity-doublet model has been…

Nuclear Theory · Physics 2017-08-30 A. Mukherjee , S. Schramm , J. Steinheimer

We evaluate the $2$nd to $4$th order baryon, charge and strangeness susceptibilities near a chiral critical point using the Nambu--Jona--Lasinio model under different temperature and baryon chemical potential. Baryon number susceptibilities…

High Energy Physics - Phenomenology · Physics 2016-12-21 Wenkai Fan , Xiaofeng Luo , Hong-Shi Zong

The systematic uncertainties of chemical freeze-out fits at SIS100 energies (Au+Au reactions at $\sqrt{s_{NN}}=3-5$ GeV) are studied using UrQMD simulations. Although hadron production in UrQMD does not occur on a sharp chemical freeze-out…

Relativistic heavy ion collisions are studied assuming that particles can be described by a hadron gas in thermal and chemical equilibrium. The exact conservation of baryon number, strangeness and charge are explicitly taken into account.…

Nuclear Theory · Physics 2008-11-26 J. Cleymans , M. Marais , E. Suhonen

We construct the QCD equation of state at finite chemical potentials including net baryon, electric charge, and strangeness based on the results of lattice QCD simulations and the hadron resonance gas model. The situation of strangeness…

Nuclear Theory · Physics 2021-02-03 Akihiko Monnai , Björn Schenke , Chun Shen

A black hole holographic model is used to mimic the behavior of the quark gluon plasma at finite temperature and density. This model reproduces lattice data at $\mu_B\!=\!0$ and displays critical behavior at large densities. High order…

Nuclear Theory · Physics 2018-03-14 Israel Portillo

We investigate the effect of repulsive interaction between hadrons on the susceptibilities of conserved charges, namely baryon number (B), electric charge (Q) and strangeness (S). We estimate second fourth and sixth-order susceptibilities…

High Energy Physics - Phenomenology · Physics 2024-12-17 Somenath Pal , Guruprasad Kadam , Abhijit Bhattacharyya

We have estimated the susceptibilities of conserved charges for 2-flavor strongly interacting matter with varying system sizes, using the Polyakov loop enhanced Nambu Jona-Lasinio model. The susceptibilities for vanishing baryon densities…

High Energy Physics - Phenomenology · Physics 2015-03-31 Abhijit Bhattacharyya , Rajarshi Ray , Subrata Sur

The detection of strong magnetic fields in peripheral heavy-ion collisions is crucial for observing effects such as the chiral magnetic effect but has proven exceptionally difficult. To address this, we propose the baryon electric charge…

High Energy Physics - Lattice · Physics 2025-08-26 Heng-Tong Ding , Jin-Biao Gu , Arpith Kumar , Sheng-Tai Li

We study the diffusion properties of the strongly interacting quark-gluon plasma (sQGP) and evaluate the diffusion coefficient matrix for the baryon ($B$), strange ($S$) and electric ($Q$) charges - $\kappa_{qq'}$ ($q,q' = B, S, Q$) and…

High Energy Physics - Phenomenology · Physics 2021-08-25 Jan A. Fotakis , Olga Soloveva , Carsten Greiner , Olaf Kaczmarek , Elena Bratkovskaya
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