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相关论文: The study of Anisotropic Flows at LHC with purturb…

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Centrality, rapidity, and transverse momentum dependence of hadron elliptic flow is studied in Au+Au collisions at BNL RHIC energies within the microscopic quark-gluon string model. The QGSM predictions coincide well with the experimental…

核理论 · 物理学 2009-11-07 E. E. Zabrodin , C. Fuchs , L. V. Bravina , Amand Faessler

Centrality and system geometry dependence of azimuthal anisotropy of charged hadrons measured in terms of the elliptic flow parameter are investigated using Au+Au event samples at incident beam energy $20$A GeV and $40$A GeV generated by…

核理论 · 物理学 2018-04-17 Soumya Sarkar , Provash Mali , Amitabha Mukhopadhyay

The hydrodynamic (hydro) model applied to heavy ion data from the relativistic heavy ion collider (RHIC) in the form of single-particle spectra and correlations seems to indicate that a dense QCD medium nearly opaque to partons, a…

高能物理 - 唯象学 · 物理学 2014-11-20 Thomas A. Trainor

The average number of minijets and the corresponding transverse energy produced in heavy ion collisions are evaluated by including explicitly semi-hard parton rescatterings in the dynamics of the interaction. At the LHC semi-hard…

高能物理 - 唯象学 · 物理学 2008-11-26 A. Accardi , D. Treleani

High-multiplicity proton-proton collisions at the LHC may exhibit collective phenomena such as elliptic flow. We study this issue using DIPSY, a brand-new Monte Carlo event generator which features almost-NLO BFKL dynamics and describes the…

高能物理 - 唯象学 · 物理学 2011-11-15 E. Avsar , Y. Hatta , C. Flensburg , J. Y. Ollitrault , T. Ueda

We perform a principal component analysis (PCA) of $v_3(p_T)$ in event-by-event hydrodynamic simulations of Pb+Pb collisions at the Large Hadron Collider (LHC). The PCA procedure identifies two dominant contributions to the two-particle…

核理论 · 物理学 2015-11-03 Aleksas Mazeliauskas , Derek Teaney

Hadron spectra and elliptic flow in high-energy heavy-ion collisions are studied within a (3+1)D ideal hydrodynamic model with fluctuating initial conditions given by the AMPT Monte Carlo model. Results from event-by-event simulations are…

核理论 · 物理学 2012-09-20 Longgang Pang , Qun Wang , Xin-Nian Wang

Anisotropies in the initial energy density distribution of the quark-gluon plasma created in high energy heavy ion collisions lead to anisotropies in the azimuthal distributions of the final-state particles known as collective flow. Fourier…

高能物理 - 实验 · 物理学 2020-07-03 CMS Collaboration

We apply a recent and simple technique which speeds up the calculation of localized collisions in holography to study more realistic models of heavy ion collisions via the gauge/gravity duality. The initial data takes into account the lumpy…

高能物理 - 理论 · 物理学 2023-04-12 Sebastian Waeber , Laurence G. Yaffe

The study of anisotropic harmonic flow coefficients $ v_{n}$(n=2,3,4) is performed in Xe-Xe collisions at $\sqrt{s_{NN}}$ = 5.44 TeV under Monte Carlo HYDJET++ model (HYDrodynamics plus JETs) framework. Anisotropic flow of identified…

高能物理 - 唯象学 · 物理学 2024-03-06 Saraswati Pandey , B. K. Singh

We consider various methods of flow analysis in heavy ion collisions and compare experimental data on corresponding observables to the predictions of our saturation model proposed earlier. We demonstrate that, due to the nature of the…

核理论 · 物理学 2009-11-07 Yuri V. Kovchegov , Kirill L. Tuchin

In this paper we present with full details a systematic quantification, on an even-by-event basis, of the hard probe response to the geometry and fluctuations of the hot QCD matter created in heavy ion collisions at both the Relativistic…

核理论 · 物理学 2013-07-16 Xilin Zhang , Jinfeng Liao

Heavy quarks are a unique probe to study the medium produced in ultra-relativistic heavy ion collisions. Within the partonic transport model Boltzmann approach to multi-parton scatterings (BAMPS) the production, energy loss and elliptic…

高能物理 - 唯象学 · 物理学 2012-04-20 Jan Uphoff , Oliver Fochler , Zhe Xu , Carsten Greiner

We derive the non-equilibrium single-particle momentum distribution function of a hadron resonance gas. We then study the effects that this newly derived expression can have in the freeze-out description of fluid-dynamical models of heavy…

核理论 · 物理学 2015-06-12 G. S. Denicol , H. Niemi

Hadron spectra and elliptic flow in relativistic heavy-ion collisions are studied in event-by-event (3+1)D ideal hydrodynamic simulations with fluctuating initial conditions given by the AMPT Monte Carlo model. Both the coherent soft gluon…

核理论 · 物理学 2015-06-12 Longgang Pang , Qun Wang , Xin-Nian Wang

Substantial collective flow is observed in collisions between Lead nuclei at LHC as evidenced by the azimuthal correlations in the transverse momentum distributions of the produced particles. Our calculations indicate that the Global…

核理论 · 物理学 2011-09-02 L. P. Csernai , V. K. Magas , H. Stöcker , D. D. Strottman

Many modern production and measurement facilities incorporate multiphase systems at low pressures. In this region of flows at small, non-zero Knudsen- and low Mach numbers the classical mesoscopic Monte Carlo methods become increasingly…

流体动力学 · 物理学 2015-09-10 S. Schmieschek , D. K. N. Sinz , F. Keller , U. Nieken , J. Harting

Minijet production in ultra-relativistic heavy-ion collisions is discussed by taking semi-hard parton rescatterings explicitly into account. At both RHIC and LHC energies we find sizable effects on global characteristics of the nuclear…

高能物理 - 唯象学 · 物理学 2007-05-23 A. Accardi

We study momentum imbalance as a function of jet asymmetry in high-energy heavy-ion collisions. To implement parton production during the collision, we include all Leading Order (LO) $2\to 2$ and $2\to 3$ parton processes in pQCD. The…

高能物理 - 唯象学 · 物理学 2016-01-21 Alejandro Ayala , Isabel Dominguez , Jamal Jalilian-Marian , Maria Elena Tejeda-Yeomans

To incorporate the effect of gluons on the evolution dynamics of the quark matter produced in relativistic heavy-ion collisions, we extend the 3-flavor Nambu-Jona-Lasinio (NJL) transport model to include the contribution from the Polyakov…

核理论 · 物理学 2021-10-13 Wen-Hao Zhou , He Liu , Feng Li , Yi-Feng Sun , Jun Xu , Che Ming Ko
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