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Related papers: Probing vorticity through femtoscopic correlations

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A systematic study of the $\pi^-/\pi^+$ ratio in heavy-ion collisions with the same neutron/proton ratio but different masses can help single out effects of the nuclear mean field on pion production. Based on simulations using the IBUU04…

Nuclear Theory · Physics 2009-11-06 Ming Zhang , Zhi-Gang Xiao , Bao-An Li , Lie-Wen Chen , Gao-Chan Yong , Sheng-Jiang Zhu

Measurements of particles emitted from collisions of heavy ions at relativistic energies show evidence for temperature-fluctuations on the freeze-out surface of the expanding fireball. These can be understood as remnants of the density…

High Energy Physics - Phenomenology · Physics 2010-10-04 Agnes Mocsy , Paul Sorensen

I present a brief overview of the wealth of femtoscopic measurements from the past two decades of heavy ion experiments. Essentially every conceivable knob at our disposal has been turned; the response of two-particle correlations to these…

Nuclear Experiment · Physics 2009-11-11 Mike Lisa

It is shown that intermittency, a self-similar correlation with respect to the size of the phase space volume, is sensitive to critical density fluctuations of baryon numbers in a system belonging to the three-dimensional (3D) Ising…

Nuclear Theory · Physics 2020-01-06 Jin Wu , Yufu Lin , Yuanfang Wu , Zhiming Li

Employing the isospin-dependent Boltzmann-Uehling-Uhlenbeck transport model, the 1 GeV/nucleon deformed uranium-uranium ultra-central collisions are simulated. Based on sensitive observables, mean square collective flow and pion meson…

Nuclear Theory · Physics 2024-03-29 Zu-Xing Yang , Xiao-Hua Fan , Zhi-Pan Li , Shunji Nishimura

We present proton and pion tranverse momentum spectra and rapidity distributions for Au+Au collisions at 10.8A GeV/c. The proton spectra exhibit collective transverse flow effects. Evidence of the influence of the Coulomb interaction from…

Nuclear Experiment · Physics 2011-08-19 J. Barrette

Dynamical and thermal characterizations of excited nuclear systems produced during the collisions between two heavy ions at intermediate incident energies are presented by means of a review of experimental and theoretical work performed in…

Nuclear Experiment · Physics 2009-11-11 G. Verde , A. Chbihi , R. Ghetti , J. Helgesson

Vortices are a hallmark of topologically nontrivial dynamics in nonlinear physics and arise in a huge variety of systems, from space and atmosphere to condensed matter and quantum gases. In optics, vortices manifest as phase twists of the…

The study of multiparticle correlations and collectivity in the hot and dense matter created in collisions of heavy-ions as well as those of smaller systems such as proton--heavy-ion collisions has progressed to the point where detailed…

High Energy Physics - Phenomenology · Physics 2018-01-31 K. Dusling , M. Mace , R. Venugopalan

We study the effects of correlations on cumulants and their ratios of net-proton multiplicity distributions which have been measured for central (0\%-5\%) Au + Au collisions at the Relativistic Heavy Ion Collider (RHIC). This effect has…

Nuclear Theory · Physics 2016-03-23 D. K. Mishra , P. Garg , P. K. Netrakanti

We review the charged particle and photon multiplicity, and transverse energy production in heavy-ion collisions starting from few GeV to TeV energies. The experimental results of pseudorapidity distribution of charged particles and photons…

Nuclear Experiment · Physics 2015-04-01 Raghunath Sahoo , Aditya Nath Mishra , Nirbhay K. Behera , Basanta K. Nandi

There has been increasing interest in recent years in using relativistic heavy-ion collisions to probe nuclear structure, such as static nuclear deformation. Here we discuss the role of quantum zero-point fluctuations of the surface…

Nuclear Theory · Physics 2025-08-08 Kouichi Hagino , Masakiyo Kitazawa

We address the role of fluctuations in strongly interacting matter during the dense stages of a heavy-ion collision through its electromagnetic emission. Fluctuations of isospin charge are considered in a thermal system at rest as well as…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. Prakash , R. Rapp , J. Wambach , I. Zahed

High moments of conserved quantities such as net-baryon, net-electric charge, and net-strangeness in heavy-ion collisions are sensitive to fluctuations caused by the QCD critical point (CP). The event-by-event analysis of high moments of…

Nuclear Experiment · Physics 2025-11-06 Xin Zhang , Yu Zhang , Xiaofeng Luo , Nu Xu

In the last decades, femtoscopic measurements from heavy-ion collisions have become a popular tool to investigate the strong interactions between hadrons. The key observables measured in such experiments are the two-hadron momentum…

Nuclear Theory · Physics 2026-05-12 Evgeny Epelbaum , Sven Heihoff , Ulf-G. Meißner , Alexander Tscherwon

We present a new framework to treat the dissipation and fluctuation dynamics associated with nucleon-nucleon scattering in heavy-ion collisions. The two-body collision processes are effectively described in terms of the diffusion of…

Nuclear Theory · Physics 2019-02-20 Hao Lin , Pawel Danielewicz

We investigate the influence of global rotation on the chemical freeze-out parameters in ultra-relativistic heavy-ion collisions. Within the framework of the hadron resonance gas (HRG) model, the freeze-out parameters are determined using…

High Energy Physics - Phenomenology · Physics 2026-03-31 Nandita Padhan , Kshitish Kumar Pradhan , Arghya Chatterjee , Raghunath Sahoo

We study the beam energy dependence of equilibration process and space-time characteristics of participant and spectator matter. For this, we simulated the semi-central collisions of $^{40}Ca+ ^{40}Ca$ at incident energies of 400, 600 and…

Nuclear Theory · Physics 2011-12-05 Yogesh K. Vermani , Mandeep Kaur

Scattering of particles produced in Au+Au collisions at RHIC can wrestle the system into a state near local thermal equilibrium. I illustrate how measurements of the centrality dependence of the mean transverse momentum and its fluctuations…

Nuclear Theory · Physics 2009-11-10 Sean Gavin

Correlations between non-identical particles at small relative velocity probe asymmetries in the average space-time emission points at freeze-out. The origin of such asymmetries may be from long-lived resonances, bulk collective effects, or…

Nuclear Experiment · Physics 2019-08-13 Marcin Zawisza