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相关论文: Effects of nucleus initialization on event-by-even…

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We present a review of the measurements of elliptic flow ($v_{2}$) of light nuclei ($d$,$\bar{d}$, $t$, $^{3}\rm He$, and $^{3}\overline{\rm He}$) from the RHIC and LHC experiments. Light (anti)nuclei $v_{2}$ have been compared with that of…

核实验 · 物理学 2017-08-14 Md. Rihan Haque , Chitrasen Jena , Bedangadas Mohanty

Elliptic flow parameter, $v_{2}$ is consider as a sensitive probe for early dynamics of the heavy-ion collision. In this work we have discussed the effect of detector efficiency, procedure of centrality determination, effect of resonance…

核实验 · 物理学 2015-05-20 Md. Nasim , Bedangadas Mohanty

We consider the dependence of collective flow on the nuclear surface thickness in a Boltzmann--Uehling--Uhlenbeck transport model of heavy ion collisions. Well defined surfaces are introduced by giving test particles a Gaussian density…

核理论 · 物理学 2008-11-26 D. Klakow , G. Welke , W. Bauer

Heavy-ion experiments provide a new opportunity to gain a deeper understanding of the structure of nuclei. To achieve this, it is crucial to identify observables under circumstances that are minimally affected by the process that leads to…

核理论 · 物理学 2024-06-21 S. M. A. Tabatabaee , S. F. Taghavi

The purpose of this work is to study the effect of exchanging initial condition models in a modular hybrid approach. The focus lies on the event-by-event correlations of elliptic and triangular flow. This study is performed in the hybrid…

核理论 · 物理学 2023-12-11 Niklas Götz , Lucas Constantin , Hannah Elfner

The transverse profile dependence of elliptic flow is studied in a parton cascade model. We compare results from the binary scaling profile to results from the wounded nucleon scaling profile. The impact parameter dependence of elliptic…

核理论 · 物理学 2015-06-26 Bin Zhang

Elliptic flow, elliptic flow fluctuations and fluctuations in the initial geometry point to a description of nuclear collisions that is driven by the initial geometry, a quantity which appears to be imprinted from the instant of the…

核实验 · 物理学 2007-07-03 R. S. Hollis

In hydrodynamicalmodeling of heavy-ion collisions the initial state spatial anisotropies translate into momentum anisotropies of the final state particle distributions. Thus, understanding the origin of the initial anisotropies and…

高能物理 - 唯象学 · 物理学 2012-06-26 M. Alvioli , H. Holopainen , K. J. Eskola , M. Strikman

Sub-nuclear fluctuations in the initial state of heavy-ion collisions impact not only transverse long-range correlations of small systems, but also the creation of longitudinal structures, seen in particle detectors as longitudinal…

核理论 · 物理学 2025-04-02 Oscar Garcia-Montero , Sören Schlichting , Jie Zhu

Due to gluon saturation, the growth of the inelastic nucleon-nucleon cross section with increasing collision energy sqrt(s) results in a broadening of the nucleon's density distribution in position space. This leads to a natural smoothing…

核理论 · 物理学 2012-10-08 Ulrich W. Heinz , J. Scott Moreland

The event-by-event analysis of high energy nuclear collisions aims at revealing the richness of the underlying event structures and provide unique measures of dynamical fluctuations associated with QGP phase transition. The major challenge…

核实验 · 物理学 2008-11-26 Tapan K. Nayak

The event-by-event multiplicity distribution, the energy densities and energy density weighted eccentricity moments epsilon_n (up to n=6) at early times in heavy-ion collisions at both RHIC (root-s=200 GeV) and LHC (root-s=2.76 TeV) are…

高能物理 - 唯象学 · 物理学 2012-10-12 Bjoern Schenke , Prithwish Tribedy , Raju Venugopalan

The elliptic flow parameter (component), $v_2$, in the Fourier expansion of event-by-event charged particle multiplicity azimuthal distribution in the momentum space is studied by taking into account the multiplicity fluctuations. The…

高能物理 - 唯象学 · 物理学 2009-12-23 Dai-Mei Zhou , Yun Cheng , Yu-Liang Yan , Bao-Guo Dong , Ben-Hao Sa , Laszlo P. Csernai

We investigate elliptic flow in heavy ion collisions at intermediate energies. In doing this, we implement and use a lattice-Hamiltonian model of the nuclear interaction and we also study the effect of in-medium nucleon-nucleon cross…

核理论 · 物理学 2011-08-11 Declan Persram , Charles Gale

Inclusive electron scattering from nuclei at large x and $Q^2$ is the result of a reaction mechanism that includes both quasi--elastic scattering from nucleons and deep inelastic scattering from the quark constituents of the nucleons. Data…

核实验 · 物理学 2009-11-13 Nadia Fomin

A simple geometrical model with event-by-event fluctuations is suggested to study elliptical and triangular eccentricities in the initial state of relativistic heavy-ion collisions. This model describes rather well the ALICE and ATLAS data…

核理论 · 物理学 2021-08-11 G. Kh. Eyyubova , V. L. Korotkikh , A. M. Snigirev , E. E. Zabrodin

We consider the initial energy density in the transverse plane of a high energy nucleus-nucleus collision as a random field $\rho(\x)$, whose probability distribution $P[\rho]$, the only ingredient of the present description, encodes all…

核理论 · 物理学 2014-10-06 Jean-Paul Blaizot , Wojciech Broniowski , Jean-Yves Ollitrault

The sensitivity of flow harmonics from cumulants on the event-by-event flow distribution $p(v_n)$ is investigated using a simple central moment expansion approach. For narrow distribution whose width is much smaller than the mean…

核实验 · 物理学 2015-08-26 Jiangyong Jia , Sooraj Krishnann

In the first part of the talk we discuss the role of the two-body nucleon-nucleon correlations on signatures of the heavy-ion collisions which are a priori expected to be sensitive to these effects. We find that while the fluctuations of…

核理论 · 物理学 2010-11-02 Wojciech Broniowski , Maciej Rybczynski , Lukasz Obara , Mikolaj Chojnacki

Inclusive electron scattering off few-nucleon systems is investigated at $x>1$ and high momentum transfer, including the contributions from quasi-elastic and deep inelastic scattering processes. It is shown that at $x>1$ the inclusive cross…

核理论 · 物理学 2011-04-15 S. Simula