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Related papers: Higher order anisotropies in the Buda-Lund model: …

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The Buda-Lund model describes an expanding hydrodynamical system with ellipsoidal symmetry and fits the observed elliptic flow and oscillating HBT radii successfully. The ellipsoidal symmetry can be characterized by the second order…

High Energy Physics - Phenomenology · Physics 2016-03-24 Sándor Lökös , Máté Csanád , Boris Tomášik , Tamás Csörgő

We formulate a generalisation of the blast-wave model which is suitable for the description of higher order azimuthal anisotropies of the hadron production. The model includes anisotropy in the density profile as well as an anisotropy in…

Nuclear Theory · Physics 2017-08-09 Jakub Cimerman , Boris Tomasik , Mate Csanad , Sandor Lokos

We present a calculation of the elliptic flow and azimuthal dependence of the correlation radii in the ellipsoidally symmetric generalization of the Buda-Lund model. The elliptic flow is shown to depend only on the flow anisotropy while in…

Nuclear Theory · Physics 2008-11-26 Mate Csanad , Boris Tomasik , Tamas Csorgo

The ellipsoidally symmetric extension of Buda-Lund hydrodynamic model is shown here to yield a natural description of the pseudorapidity dependence of the elliptic flow $v_2(\eta)$, as determined recently by the PHOBOS experiment for Au+Au…

Nuclear Theory · Physics 2009-11-10 M. Csanad , T. Csorgo , B. Lorstad

Two generalisations of the blast-wave model to non-central nuclear collisions are constructed, and elliptic flow as well as azimuthal dependence of correlation radii are calculated. Particular attention is paid to how different azimuthal…

Nuclear Theory · Physics 2007-05-23 Boris Tomasik

In the last years it has been revealed that if measuring relative to higher order event planes $\Psi_n$, higher order flow coefficients $v_n$ for $n>2$ can be measured. It also turned out that Bose-Einstein (HBT) correlation radii also show…

High Energy Physics - Phenomenology · Physics 2017-03-02 M. Csanad , A. Szabo , S. Lokos , A. Bagoly

The ellipsoidally symmetric Buda-Lund hydrodynamic model describes naturally the transverse momentum and the pseudorapidity dependence of the elliptic flow in Au+Au collisions at $\sqrt{s_{NN}} = 130$ and 200 GeV. The result confirms the…

Nuclear Theory · Physics 2008-11-26 M. Csanad , T. Csorgo , B. Lorstad

The pseudo-rapidity dependence of the elliptic flow at various excitation energies measured by the PHOBOS Collaboration in Au+Au collisions at RHIC is one of the surprising results that has not been explained before in terms of…

Nuclear Theory · Physics 2009-11-11 M. Csanad , T. Csorgo , B. Lorstad , A. Ster

The initial energy density distribution and fluctuation in the transverse direction lead to anisotropic flows of final hadrons through collective expansion in high-energy heavy-ion collisions. Fluctuations along the longitudinal direction,…

Nuclear Theory · Physics 2016-05-04 Long-Gang Pang , Hannah Petersen , Guang-You Qin , Victor Roy , Xin-Nian Wang

Event-by-event fluctuations in the initial density distributions of the fireballs created in relativistic heavy-ion collisions lead to event-by-event fluctuations of the final anisotropic flow angles, and density inhomogeneities in the…

Nuclear Theory · Physics 2013-05-01 Ulrich W. Heinz , Zhi Qiu , Chun Shen

Utilizing a recently found class of exact, analytic rotating solutions of non-relativistic fireball hydrodynamics, we calculate analytically the single-particle spectra, the elliptic flows and two-particle Bose-Einstein correlation…

Nuclear Theory · Physics 2016-03-02 T. Csorgo , M. I. Nagy , I. F. Barna

We present calculations of elliptic flow and azimuthal dependence of correlation radii in the ellipsoidally symmetric generalization of the Buda-Lund hydrodynamic model of hadron production in high-energy nuclear collisions. We compare them…

Nuclear Theory · Physics 2011-06-08 A. Ster , M. Csanad , T. Csorgo , B. Lorstad , B. Tomasik

Extensions of the blast-wave model for the description of non-central collisions are reviewed and the physics behind them is explained and illustrated. It is shown how the second-order anisotropy in expansion velocity together with the…

Nuclear Theory · Physics 2025-02-20 Boris Tomasik

We show that flow anisotropies in relativistic heavy-ion collisions can be analyzed using a certain technique of shape analysis of excursion sets recently proposed by us for CMBR fluctuations to investigate anisotropic expansion history of…

Nuclear Theory · Physics 2015-06-03 Ranjita K. Mohapatra , P. S. Saumia , Ajit M. Srivastava

The effects of anisotropic transverse collective flow on the HBT correlation function is studied. There exist three different physics contributions related to flow which affect the correlation function: anisotropic source shape, anisotropic…

Nuclear Theory · Physics 2008-11-26 S. A. Voloshin , W. E. Cleland

In nuclear collisions at highest accessible LHC energies, often more than one dijet pairs deposit momentum into the deconfined expanding medium. With the help of 3+1 dimensional relativistic hydrodynamic simulation we show that this leads…

Nuclear Theory · Physics 2015-07-03 Martin Schulc , Boris Tomasik

Anisotropic flow coefficients and their fluctuations are investigated for Au+Au collisions at center of mass energy $\sqrt{s_{NN}}$ = 200 GeV by using a multi-phase transport model with string melting scenario. Experimental results of…

Nuclear Theory · Physics 2015-06-19 L. Ma , G. L. Ma , Y. G. Ma

The properties of bubble-laden turbulent flows at different scales are investigated experimentally, focusing on the flow kinetic energy, energy transfer, and extreme events. The experiments employed particle shadow velocimetry measurements…

Fluid Dynamics · Physics 2022-03-02 Tian Ma , Hendrik Hessenkemper , Dirk Lucas , Andrew D. Bragg

The LHC data on event-by-event harmonic flow coefficients measured in PbPb collisions at center-of-mass energy 2.76 TeV per nucleon pair are analyzed and interpreted within the HYDJET++ model. To compare the model results with the…

High Energy Physics - Phenomenology · Physics 2015-12-29 L. V. Bravina , E. S. Fotina , V. L. Korotkikh , I. P. Lokhtin , L. V. Malinina , E. N. Nazarova , S. V. Petrushanko , A. M. Snigirev , E. E. Zabrodin

Data from Direct Numerical Simulations of disperse bubbly flows in a vertical channel are used to study the effect of the bubbles on the carrier-phase turbulence. A new method is developed, based on the barycentric map approach, that allows…

Fluid Dynamics · Physics 2021-10-04 Tian Ma , Bernhard Ott , Jochen Frohlich , Andrew D. Bragg
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