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Related papers: Ultra-relativistic nuclear collisions: event shape…

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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 report on recent progress concerning theoretical description of event-by-event fluctuations in heavy-ion collisions. Specifically we discuss a new Cooper-Frye particlization routine -- the subensemble sampler -- which is designed to…

Nuclear Theory · Physics 2021-04-21 Volker Koch , Volodymyr Vovchenko

We propose to use the hadron number fluctuations in the limited momentum regions to study the evolution of initial flows in high energy nuclear collisions. In this method by a proper preparation of a collision sample the projectile and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Marek Gazdzicki , Mark Gorenstein

A scattering model is developed for ultracold molecular collisions, which allows inelastic processes, chemical reactions, and complex formation to be treated in a unified way. All these scattering processes and various combinations of them…

Atomic Physics · Physics 2020-09-23 James F. E. Croft , John L. Bohn , Goulven Quéméner

In the transition from nuclear matter to finite nuclei, complex finite-size effects which characterise open systems arise, in relation with either the nuclear surface or the bulk. In addition, the non-equilibrium character of the process,…

Nuclear Theory · Physics 2022-03-28 P. Napolitani , H. Dinh Viet , M. Colonna

The mean transverse momentum of produced particles, [pt], and its event-by-event fluctuations give direct access to the initial conditions of ultra-relativistic heavy-ion collisions and help probe the colliding nuclei's structure. The [pt]…

Nuclear Theory · Physics 2023-12-04 Emil Gorm Dahlbæk Nielsen , Frederik K. Rømer , Kristjan Gulbrandsen , You Zhou

Ultrarelativistic heavy-ion collisions are considered ideal environments for exploring the QCD phase diagram and probing the properties of the QGP as functions of temperature and baryon chemical potential. At the highest energies, such as…

High Energy Physics - Experiment · Physics 2025-10-13 Mesut Arslandok

We suggest that the fluctuations of strange hadron multiplicity could be sensitive to the equation of state and microscopic structure of strongly interacting matter created at the early stage of high energy nucleus-nucleus collisions. They…

High Energy Physics - Phenomenology · Physics 2009-11-10 M. I. Gorenstein , M. Gazdzicki , O. S. Zozulya

We review selected results from a recent in-depth study of jet shapes and jet cross sections in ultra-relativistic reactions with heavy nuclei at the LHC arXiv:0810.2807 [hep-ph]. We demonstrate that at the highest collider energies these…

High Energy Physics - Phenomenology · Physics 2009-07-22 Ivan Vitev , Ben-Wei Zhang , Simon Wicks

Ultra-relativistic heavy ion collisions produce a high-temperature, thermalized system that may mimic the conditions present shortly after the big bang. This writeup will given an overview of early results from the Relativistic Heavy Ion…

Astrophysics · Physics 2010-07-02 Spencer R. Klein

A survey is given on the applications of hydrodynamic model of nucleus-nucleus collisons, focusing especially on i) the resolution of hydrodynamic equations for arbitrary configurations, by using the smoothed-particle hydrodynamic approach;…

High Energy Physics - Phenomenology · Physics 2015-06-25 Y. Hama , T. Kodama , O. Socolowski

After a discussion on the meaning of "jets" in the context of nucleus-nucleus collisions, the distortions of the profile of a parton shower induced by the presence of a medium is investigated in a QCD-inspired model that implements the…

High Energy Physics - Phenomenology · Physics 2014-11-18 Nicolas Borghini

The event-by-event analysis of multiparticle production in high energy hadron and nuclei collisions can be performed using the discrete wavelet transformation. The ring-like and jet-like structures in two-dimensional angular histograms are…

Nuclear Experiment · Physics 2011-05-05 I. M. Dremin , G. Kh. Eyyubova , V. L. Korotkikh , L. I. Sarycheva

Investigating nucleon-nucleon correlations inherent to the strong nuclear force is one of the core goals in nuclear physics research. We showcase the unique opportunities offered by collisions of $^{16}$O nuclei at high-energy facilities to…

Nuclear Theory · Physics 2025-02-17 Chunjian Zhang , Jinhui Chen , Giuliano Giacalone , Shengli Huang , Jiangyong Jia , Yu-Gang Ma

Fluctuations provide a powerful tool for elucidating the nature of strongly-interacting matter in the QCD phase diagram. In heavy-ion-collision systems, the net-particle number fluctuations are captured at the moment of chemical freeze-out.…

Nuclear Theory · Physics 2023-03-15 Jamie M. Karthein

Ultraperipheral collisions at the LHC and RHIC offer the highest currently available energy for photon-nucleon and photon-nucleus collisions. Thus they are a valuable tool for studying the gluonic structure of hadrons and nuclei at small…

High Energy Physics - Phenomenology · Physics 2021-07-21 Tuomas Lappi

A pQCD-based model for parton production and equilibration in ultrarelativistic heavy-ion collisions is reviewed. The model combines pQCD processes including initial and final state radiations together with string phenomenology for…

High Energy Physics - Phenomenology · Physics 2015-06-25 Xin-Nian Wang

Collisions of heavy ions (nuclei) at ultra-relativistic energies (sqrt(s_NN) >> 10 GeV per nucleon-nucleon collision in the centre of mass system) are regarded as a unique tool to produce in the laboratory a high energy density and high…

High Energy Physics - Phenomenology · Physics 2010-12-21 A. Dainese

We provide a concise review on recent theory advancements towards full-fledged (3+1)D dynamical descriptions of relativistic nuclear collisions at finite baryon density. Heavy-ion collisions at different collision energies produce…

Nuclear Theory · Physics 2021-10-27 Shanjin Wu , Chun Shen , Huichao Song

The interpretation of the new effect of the superfluidity in reactions with small number of particles is discussed in a simple model where the exact solution is accessible. It is find that the fluctuations of observable with the gauge angle…

Nuclear Theory · Physics 2017-12-06 Guillaume Scamps , Yukio Hashimoto