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Related papers: Correlations with fluctuating strings

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We present the latest results on event-by-event fluctuations of charged particle multiplicity in Au+Au and Cu+Cu collisions at $\sqrt{s_{NN}} = 200$ GeV and 62.4 GeV measured by PHENIX experiment at RHIC. The two particle correlation length…

Nuclear Experiment · Physics 2019-08-14 T. Nakamura

In order to trace the initial interaction in ultra-relativistic heavy ion collision in all azimuthal directions, two azimuthal multiplicity-correlation patterns -- neighboring and fixed-to-arbitrary angular-bin correlation patterns -- are…

Nuclear Theory · Physics 2009-09-17 Meijuan Wang , Lianshou Liu , Yuanfang Wu

In this work, we perform a model-to-data comparison for U+U and Au+Au collisions performed at RHIC at $\sqrt{s_{\rm NN}}$ = $193$ GeV and $200$ GeV, using a multistage framework. Model calculations for various configurations of $^{238}$U…

Nuclear Theory · Physics 2024-06-17 Nicolas Fortier , Sangyong Jeon , Charles Gale

Within the ultra-relativistic quantum molecular dynamics (UrQMD) model, in which the Lorentz-covariant treatment of nuclear mean-field potential is considered, the fluctuations of net-baryon, net-charge and deuterons multiplicity…

Nuclear Theory · Physics 2020-04-27 Yunxiao Ye , Yongjia Wang , Qingfeng Li , Dinghui Lu , Fuqiang Wang

Anomalous centrality evolution of two-particle angular correlations observed in Au-Au collisions at $\sqrt{s_{NN}} = 62$ and 200 GeV and the onset of ridge structures are considered in the model of interacting quark-gluon strings. We assume…

High Energy Physics - Phenomenology · Physics 2015-02-12 Grigory Feofilov , Igor Altsybeev , Olga Kochebina

We propose a method to experimentally study the equation of state of strongly interacting matter created at the early stage of nucleus--nucleus collisions. The method exploits the relation between relative entropy and energy fluctuations…

High Energy Physics - Phenomenology · Physics 2009-11-10 M. Gazdzicki , M. I. Gorenstein , St Mrowczynski

Flow fluctuations in ultra-relativistic heavy-ion collision can be probed by studying the momentum dependent correlations or the factorization-breaking coefficients between flow harmonics in separate kinematic bins (transverse momentum or…

Nuclear Theory · Physics 2023-06-06 Rupam Samanta , Piotr Bozek

We propose possible ways of explaining the net charge event-by-event fluctuations in Au+Au collisions at the Relativistic Heavy Ion Collider within a quark recombination model. We discuss various methods of estimating the number of quarks…

Nuclear Theory · Physics 2008-11-26 C. Nonaka , B. Muller , S. A. Bass , M. Asakawa

Event-by-event fluctuations of the average transverse momentum of produced particles near mid-rapidity have been measured by the PHENIX Collaboration in sqrt(s_NN)=200 GeV Au+Au and p+p collisions at the Relativistic Heavy Ion Collider. The…

Nuclear Experiment · Physics 2008-11-26 the PHENIX Collaboration , S. S. Adler

A general overview of the measurement of long-range multiplicity correlations measured by the STAR experiment in Au+Au collisions at RHIC is presented. The presence of long-range correlations can provide insight into the early stages, and…

Nuclear Experiment · Physics 2008-11-26 Terence Tarnowsky

Forward-backward correlations of charged-particle multiplicities in symmetric bins in pseudorapidity are studied in order to gain insight into the underlying correlation structure of particle production in Au+Au collisions. The PHOBOS…

Nuclear Experiment · Physics 2008-11-26 B. B. Back , PHOBOS Collaboration

We perform an analysis of preliminary data on strange particles yields and fluctuations within the Statistical hadronization model. We begin by describing the theoretical disagreements between different statistical models currently on the…

Nuclear Theory · Physics 2009-11-11 Giorgio Torrieri

We present measurements of net charge fluctuations in $Au + Au$ collisions at $\sqrt{s_{NN}} = $ 19.6, 62.4, 130, and 200 GeV, $Cu + Cu$ collisions at $\sqrt{s_{NN}} = $ 62.4, 200 GeV, and $p + p$ collisions at $\sqrt{s} = $ 200 GeV using…

Nuclear Experiment · Physics 2019-08-13 Monika Sharma

Correlations and fluctuations (the latter are directly related to the 2-particle correlations) is one of the important directions in analysis of heavy ion collisions. At the current stage of RHIC exploration, when the details matter,…

Nuclear Experiment · Physics 2015-06-26 Sergei A. Voloshin

We study forward-backward charge fluctuations to probe the correlations among produced particles in ultra relativistic heavy ion collisions. We develop a model that describes the forward-backward dynamical fluctuations and apply it to…

Nuclear Theory · Physics 2007-05-23 Mohamed Abdel-Aziz , Marcus Bleicher

We develop methods to deal with non-dynamical contributions to event-by-event fluctuation measurements of net-particle numbers in relativistic nuclear collisions. These contributions arise from impact parameter fluctuations and from the…

Nuclear Theory · Physics 2017-05-09 P. Braun-Munzinger , A. Rustamov , J. Stachel

Using the forward time projection chambers of STAR we measure the centrality dependent Lambda and Anti-Lambda yields in d+Au collisions at \sqrt{s_{NN} = 200 GeV at forward and backward rapidities. The contributions of different processes…

Nuclear Experiment · Physics 2019-08-14 Frank Simon

The event-by-event analysis of high energy nuclear collisions aims at revealing the richness of the underlying event structures and provide unique measures of dynamical fluctuations associated with QGP phase transition. The major challenge…

Nuclear Experiment · Physics 2008-11-26 Tapan K. Nayak

We present results on strange and multi-strange particle production in Au+Au collisions at $\sqrt{s_{NN}}=62.4$ GeV as measured with the STAR detector at RHIC. Mid-rapidity transverse momentum spectra and integrated yields of $K^{0}_{S}$,…

Nuclear Experiment · Physics 2011-02-21 The STAR Collaboration , M. M. Aggarwal

Dynamical fluctuations of the globally conserved quantities in heavy ion collision such as baryon number, strangeness, charge, and isospin are suggested to carry information about the deconfinement and chiral phase transitions. The STAR…

Nuclear Experiment · Physics 2015-06-12 Prithwish Tribedy