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Related papers: Elliptic Flow in a Final State Interaction Model

200 papers

We investigate fluid-to-particle conversion using the usual Cooper-Frye approach but with more general local equilibrium distributions than the Boltzmann or Bose/Fermi distributions typically used. Even though we study ideal fluids (i.e.,…

Nuclear Theory · Physics 2019-07-01 Adam Takacs , Denes Molnar

This paper investigates the relationship between initial spatial anisotropy and final state momentum anisotropy in heavy ion collisions through the analysis of elliptic flow ($v_2$) as a function of transverse momentum ($p_T$). Building…

Nuclear Theory · Physics 2024-12-10 Mira Varma , Oliver Baker

The formation and collective expansion of the fireball formed in ultrarelativistic p-A and d-A collisions is discussed. Predictions of the hydrodynamic model are compared to recent experimental results. The presence of strong final state…

Nuclear Theory · Physics 2014-06-13 Piotr Bozek , Wojciech Broniowski

We investigate the dependence of elliptic flows $v_2$ on transverse momentum $P_T$ for charged hadrons produced in nucleus-nucleus collisions at high energy by using a multi-source ideal gas model which includes the interaction contribution…

Nuclear Theory · Physics 2015-09-29 Bao-Chun Li , Yuan-Yuan Fu , Er-Qin Wang , Fu-Hu Liu

The agreement of elliptic flow data at RHIC at central rapidity with the hydrodynamic model has led to the conclusion of very rapid thermalization. This conclusion is based on the intuitive argument that hydrodynamics, which assumes…

High Energy Physics - Phenomenology · Physics 2009-10-09 U. Heinz , S. M. H. Wong

Predictions are made for elliptic flow in collisions of polarized deuterons with a heavy nucleus. It is shown that the eccentricity of the initial fireball, evaluated with respect to the deuteron polarization axis perpendicular to the beam…

Nuclear Theory · Physics 2018-11-21 Piotr Bozek , Wojciech Broniowski

We introduce coarse-grained hydrodynamic equations of motion for diffusion-annihilation system with a power-law long-range interaction. By taking into account fluctuations of the conserved order parameter - charge density - we derive an…

Condensed Matter · Physics 2009-10-28 Valeriy V. Ginzburg , Leo Radzihovsky , Noel A. Clark

We discuss signatures of thermalisation in heavy ion collisions based on elliptic flow. We then propose a new method to analyse elliptic flow, based on multiparticle azimuthal correlations. This method allows one to test quantitatively the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nicolas Borghini , Phuong Mai Dinh , Jean-Yves Ollitrault

A new analytical approach is presented for analysis of two-particle azimuthal correlations in heavy ion collisions at relativistic energies. This approach suggests that elliptic flow measured by experiment has a compound structure, namely,…

Nuclear Theory · Physics 2007-05-23 V. A. Okorokov

Collective anisotropic particle flow, a general phenomenon present in relativistic heavy-ion collisions, can be separated from direct particle-particle correlations of different physics origin by virtue of its specific azimuthal pattern. We…

Nuclear Experiment · Physics 2009-11-10 J. Bielcikova , S. Esumi , K. Filimonov , S. Voloshin , J. P. Wurm

We propose an accurate and energy-stable parametric finite element method for solving the sharp-interface continuum model of solid-state dewetting in three-dimensional space. The model describes the motion of the film\slash vapor interface…

Numerical Analysis · Mathematics 2023-07-04 Weizhu Bao , Quan Zhao

The centrality dependence of the charged multiplicity, transverse energy, and elliptic flow coefficient is studied in a hydrodynamic model, using a variety of different initializations which model the initial energy or entropy production…

High Energy Physics - Phenomenology · Physics 2009-10-09 P. F. Kolb , U. Heinz , P. Huovinen , K. J. Eskola , K. Tuominen

We introduce and investigate a new model of a finite number of particles jumping forward on the real line. The jump lengths are independent of everything, but the jump rate of each particle depends on the relative position of the particle…

Probability · Mathematics 2015-01-08 Marton Balazs , Miklos Z. Racz , Balint Toth

Measurements of the variation of inclusive jet suppression as a function of relative azimuthal angle, Delta phi, with respect to the elliptic event plane provide insight into the path-length dependence of jet quenching. ATLAS has measured…

High Energy Physics - Experiment · Physics 2014-05-08 ATLAS Collaboration

The beam energy dependence of the elliptic flow,$v_2$, is studied in mid-central Au+Au collisions in the energy range of $3\leq \sqrt{s_{NN}} \leq 30$ GeV within the microscopic transport model JAM. The results of three different modes of…

Nuclear Theory · Physics 2018-04-04 Yasushi Nara , Harri Niemi , Akira Ohnishi , Jan Steinheimer , Xiaofeng Luo , Horst Stoecker

Elliptic flow in heavy-ion collisions at incident energies $E_{lab}\simeq$ (1--160)A GeV is analyzed within the model of 3-fluid dynamics (3FD). We show that a simple correction factor, taking into account dissipative affects, allows us to…

Nuclear Theory · Physics 2009-12-30 Yu. B. Ivanov , I. N. Mishustin , V. N. Russkikh , L. M. Satarov

Azimuthal anisotropy of final particle distributions was originally introduced as a signature of transverse collective flow. We show that finite anisotropy in momentum space can result solely from the shape of the particle emitting source.…

Nuclear Theory · Physics 2009-10-09 P. Huovinen , P. F. Kolb , U. Heinz

We calculate the elliptic flow of charged particles in Pb-Pb collisions at 2.76 TeV in relativistic viscous hydrodynamics. The recent data of the ALICE Collaboration on the elliptic flow as function of the centrality can be very well…

Nuclear Theory · Physics 2011-05-18 Piotr Bozek

We report the elliptic flow of charged and identified particles at mid-rapidity in Au+Au collisions at $\sqrt{s_{_{NN}}}=130$ GeV using the STAR TPC at RHIC. The integrated elliptic flow signal, $v_2$, for charged particles reaches values…

Nuclear Experiment · Physics 2014-11-18 R. J. M. Snellings , the STAR Collaboration

We introduce and investigate a new model of a finite number of particles jumping forward on the real line. The jump lengths are independent of everything, but the jump rate of each particle depends on the relative position of the particle…

Probability · Mathematics 2015-01-08 Marton Balazs , Miklos Z. Racz , Balint Toth