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Related papers: Landau hydrodynamical model at RHIC and LHC

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The flow harmonic $v_{n}$ and the emission source radii $R_{\text{out}}$, $R_{\text{side}}$ and $R_{\text{long}}$ are studied for a broad range of centrality selections and beam collision energies in Au+Au ($\sqrt{s_{NN}}= 7.7 - 200$ GeV)…

Nuclear Experiment · Physics 2015-06-22 Roy A. Lacey

We calculate the transverse momentum distribution of net quarks (quarks minus antiquarks) in Au+Au collisions at the Relativistic Heavy Ion Collider in the framework of the parton cascade model at two different rapidities. Parton…

Nuclear Theory · Physics 2009-11-10 Steffen A. Bass , Berndt Müller , Dinesh K. Srivastava

Analysis of transverse momentum distributions is a useful tool to understand the dynamics of relativistic particles produced in high energy collision. Finding a proper distribution function to approximate the spectra is a vastly developing…

High Energy Physics - Phenomenology · Physics 2023-02-22 Rohit Gupta , Anjaly Menon , Shubhangi Jain , Satyajit Jena

Longitudinal hadron spectra from Proton-Proton (pp) and nucleus-nucleus (AA) collisions from $E_{lab}= 2$ AGeV to $\sqrt s=200$ AGeV are investigated. The widths of the rapidity spectra for various particle species increases monotonously…

High Energy Physics - Phenomenology · Physics 2015-06-25 Marcus Bleicher

We analyze single particle momentum spectra and interferometry radii in central Au+Au collisions at RHIC within a hydro-inspired parametrization accounting for continuous hadron emission through the whole lifetime of hydrodynamically…

Nuclear Theory · Physics 2016-09-08 M. S. Borysova , Yu. M. Sinyukov , S. V. Akkelin , B. Erazmus , Iu. A. Karpenko

Measurements of a variety of hadron species in pp and Au+Au collisions at 200 GeV are presented and studied within the framework of chemical and local kinetic equilibrium models. The extracted chemical and final kinetic freeze-out…

Nuclear Experiment · Physics 2007-05-23 Olga Barannikova

We systematically investigate the pion transverse momentum spectrum, elliptic flow, and Hanbury-Brown-Twiss (HBT) interferometry in the granular source model for the heavy ion collisions of Au-Au at $\sqrt{s_{NN}}=$ 200 GeV and Pb-Pb at…

Nuclear Theory · Physics 2014-08-19 Jing Yang , Yan-Yu Ren , Wei-Ning Zhang

The recent results on the main soft observables, including hadron and photon yields and particle number ratios, $p_T$ spectra, flow harmonics, as well as the femtoscopy radii, obtained within the integrated hydrokinetic model (iHKM) for…

Nuclear Theory · Physics 2020-10-28 V. M. Shapoval , M. D. Adzhymambetov , Yu. M. Sinyukov

Large enhancement of (anti)protons relative to pions has been observed at intermediate pT $\sim$ 2-5 GeV/c in central Au+Au collisions at RHIC. To investigate the possible source of this baryon enhancement, we performed a systematic study…

Nuclear Experiment · Physics 2019-08-14 Masahiro Konno

The transverse momentum distributions of hadrons produced in p-p collisions at LHC energies of Root(sNN) = 0.9 TeV, 2.76 TeV and Root(sNN) = 7.0 TeV have been studied using a unified statistical thermal freeze-out model. A good agreement is…

High Energy Physics - Phenomenology · Physics 2015-03-17 Inam-ul Bashir , Riyaz Ahmed Bhat , Saeed Uddin

The study of the multi-strange production in the final state of ultra-relativistic Au+Au collisions at top RHIC energy gives information on the freeze-out conditions and probably on earlier stages of the collision. The chemical freeze-out…

Nuclear Experiment · Physics 2017-08-23 Magali Estienne

Using a (3+1)-D hydrodynamic model CLVisc, we study the directed flow ($v_{1}$) of light hadrons produced in Au+Au, Ru+Ru and Zr+Zr collisions at $\sqrt{s_{\textrm{NN}}}=$ 200 GeV. The evolution of tilted energy density, pressure gradient…

Nuclear Theory · Physics 2023-12-11 Jing Jing , Ze-Fang Jiang , C. B. Yang , Ben-Wei Zhang

We investigate baryon transport in relativistic heavy-ion collisions at energies reached at the CERN Super Proton Synchrotron, BNL Relativistic Heavy-Ion Collider (RHIC), and CERN LHC in the model of saturation. An analytical scaling law is…

High Energy Physics - Phenomenology · Physics 2015-05-13 Yacine Mehtar-Tani , Georg Wolschin

The characteristics of the particle emitting source are deduced from low transverse momentum identified hadron spectra (transverse mass less than 1 GeV) and HBT radii using a hydrodynamic interpretation. From the most peripheral to the most…

Nuclear Experiment · Physics 2009-11-07 J. M. Burward-Hoy

Assuming that in Au+Au collisions, a baryon free fluid is produced, transverse momentum spectra of identified particles ($\pi$, $K$, $p$ and $\phi$), in evolution of ideal and viscous fluid is studied. Hydrodynamic evolution is governed by…

Nuclear Theory · Physics 2010-03-08 Victor Roy , A. K. Chaudhuri

Transverse-mass spectra of protons, pions and kaons produced in collisions of heavy nuclei are analyzed within the model of 3-fluid dynamics. It was demonstrated that this model consistently reproduces these spectra in wide ranges of…

Nuclear Theory · Physics 2009-11-13 Yu. B. Ivanov , V. N. Russkikh

The evolution of net-proton rapidity spectra with sqrt(s_NN) in heavy relativistic systems is proposed as an indicator for local equilibration and longitudinal expansion. In a Relativistic Diffusion Model, bell-shaped distributions in…

High Energy Physics - Phenomenology · Physics 2009-09-29 Georg Wolschin

PHENIX measurements of high transverse momentum ($p_T$) identified hadrons in $d$+Au and Au+Au collisions are presented. The nuclear modification factors ($R_{d{\rm A}}$ and $R_{\rm AA}$) for $\pi^0$ and $\eta$ are found to be very…

Nuclear Experiment · Physics 2019-08-13 Takao Sakaguchi

In many simulations of high-energy heavy-ion collisions on an event-by-event analysis, it is known that the initial energy density distribution in the transverse plane is highly fluctuating. Subsequent longitudinal expansion will lead to…

High Energy Physics - Phenomenology · Physics 2009-11-11 Wei-Ning Zhang , Yan-Yu Ren , Cheuk-Yin Wong

The energy dependence of charged-hadron production in relativistic heavy-ion collisions is investigated in a nonequilibrium-statistical relativistic diffusion model (RDM) with three sources. Theoretical pseudorapidity distributions are…

High Energy Physics - Phenomenology · Physics 2011-04-20 Georg Wolschin