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Related papers: Event-by-event fluctuations and the QGP

200 papers

Experimental findings of recent years blurred the frontier between large and small systems. The features attributed to the Quark Gluon Plasma formation have also been found in smaller systems when measuring particle production in high…

High Energy Physics - Experiment · Physics 2024-01-26 Nicolò Jacazio

Quark-Gluon Plasma (QGP), a QCD state of matter created in ultra-relativistic heavy-ion collisions, has remarkable properties, including, for example, a low shear viscosity over entropy ratio. By detecting the collection of low-momentum…

High Energy Physics - Phenomenology · Physics 2022-09-20 Liliana Apolinário , Yen-Jie Lee , Michael Winn

Fluctuations of thermodynamic quantities are fundamental for the study of the QGP phase transition. The ALICE experiment is well suited for precise event-by-event measurements of various quantities. In this article, we review the…

High Energy Physics - Experiment · Physics 2019-08-13 Panos Christakoglou

I review recent measurements of a large set of flow observables associated with event-shape fluctuations and collective expansion in heavy ion collisions. First, these flow observables are classified and experiment methods are introduced.…

Nuclear Experiment · Physics 2015-06-22 Jiangyong Jia

The event-to-event fluctuations of hadron multiplicities are studied for a quark system undergoing second-order phase transition to hadrons. Emphasis is placed on the search for an observable signature that is realistic for heavy-ion…

Nuclear Theory · Physics 2009-11-07 Rudolph C. Hwa , Qing-hui Zhang

We study fluctuations of particle number in the presence of critical point by utilizing molecular dynamics simulations of the classical Lennard-Jones fluid in a periodic box. The numerical solution of the $N$-body problem naturally…

High Energy Physics - Phenomenology · Physics 2022-04-27 Volodymyr A. Kuznietsov , Oleh Savchuk , Mark I. Gorenstein , Volker Koch , Volodymyr Vovchenko

Event-by-event fluctuations in the multiplicities of charged particles and photons at SPS energies are discussed. Fluctuations are studied by controlling the centrality of the reaction and rapidity acceptance of the detectors. Results are…

Nuclear Experiment · Physics 2015-06-26 Bedangadas Mohanty

Central nuclear collisions at energies far above 1 GeV/nucleon may provide for conditions, where the transition from highly excited hadronic matter into quark matter or quark-gluon plasma can be probed. Here I review our current…

Nuclear Theory · Physics 2009-10-22 Berndt Mueller

Event-by-event analysis of heavy-ion collision events is an important tool for the study of the QCD phase boundary and formation of a quark-gluon plasma. A universal feature of phase boundaries is the appearance of increased fluctuations of…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. A. Trainor

Two-particle correlations are a widely used tool for studying relativistic nuclear collisions. Multiplicity fluctuations comparing charge and particle species have been studied as a possible signal for Quark-Gluon Plasma (QGP) and the QCD…

Nuclear Theory · Physics 2023-01-09 Mary Cody , Sean Gavin , Brendan Koch , Mark Kocherovsky , Zoulfekar Mazloum , George Moschelli

Present study is an attempt to have a detailed look into event-by-event(e-by-e) pseudorapidity fluctuations of the relativistic charged particles produced in $^{28}$Si-nucleus interactions at incident momenta 4.5A and 14.5A GeV/c.The method…

High Energy Physics - Experiment · Physics 2021-01-28 M. Mohisin Khan , Danish F. Meer , Tahir Hussain , Nazeer Ahmad

Event-by-event multiplicity fluctuations in nucleus-nucleus collisions are studied within the relativistic transport models: EPOS, PHSD, and UrQMD. As measures of particle number fluctuations we consider the scaled variances $\omega[X]$ for…

Relativistic dissipative fluid dynamics is a common tool to describe the space-time evolution of the strongly interacting matter created in ultrarelativistic heavy-ion collisions. For a proper comparison to experimental data,…

Nuclear Theory · Physics 2013-05-08 H. Niemi , G. S. Denicol , H. Holopainen , P. Huovinen

Particles produced in heavy ion collisions carry information about anisotropies present already in the early state of the system and play a crucial role in understanding the Quark Gluon Plasma and its evolution. We explore the angular power…

High Energy Physics - Phenomenology · Physics 2019-06-05 Meera Machado , Poul Henrik Damgaard , Jens Jørgen Gaardhøje , Christian Bourjau

Modelling Quark-Gluon Plasma formation and decay in high energy heavy ion reactions is presented in a framework of a multi-module setup. The collective features, governing the equlibrated fluid dynamical stages of the model are emphasized.…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. P. Csernai , A. Anderlik , Cs. Anderlik , A. Keranen , V. K. Magas , J. Manninen , E. Molnar , A. Nyiri , B. R. Schlei , D. D. Strottman , K. Tamosiunas

New results on particle correlations and event-by-event fluctuations presented at Quark Matter 2004 are reviewed.

Nuclear Experiment · Physics 2015-06-26 Harald Appelshauser

Identifying jets in heavy ion collisions is of significant interest since the properties of jets are expected to get modified because of the formation of quark gluon plasma. The detection of jets is, however, difficult because of large…

Nuclear Theory · Physics 2008-09-17 Sadhana Dash , Dipak K. Mishra , S. C. Phatak , P. K. Sahu

We review the progress in understanding the strange particle yields in nuclear collisions and their role in signalling quark-gluon plasma formation. We report on new insights into the formation mechanisms of strange particles during…

Nuclear Theory · Physics 2016-11-03 Josef Sollfrank , Ulrich Heinz

Various forms of matter may be produced in ultra-relativistic heavy ion collisions. These are the Quark Gluon Plasma, the Color Glass Condensate, the Glasma and Quarkyonic Matter. A novel effect that may be associated with topological…

High Energy Physics - Phenomenology · Physics 2009-11-18 Larry McLerran

High-energy nuclear collisions create a quark-gluon plasma, whose initial condition and subsequent expansion vary from event to event, impacting the distribution of the event-wise average transverse momentum ($P([p_{\mathrm{T}}])$).…

Nuclear Experiment · Physics 2025-03-14 ATLAS Collaboration