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相关论文: Confronting hydrodynamic predictions with Xe-Xe da…

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This paper describes the measurements of flow harmonics $v_2$-$v_6$ in 3 $\mu\mathrm{b}^{-1}$ of Xe+Xe collisions at $\sqrt{s_{\mathrm{NN}}}=5.44$ TeV performed using the ATLAS detector at the LHC. Measurements of the centrality,…

核实验 · 物理学 2020-02-19 ATLAS Collaboration

Hydrodynamic simulations are used to make predictions for the integrated elliptic flow coefficient v_2 in sqrt(s)=5.5 TeV lead-lead and sqrt(s)=14 TeV proton-proton collisions at the LHC. We predict a 10% increase in v_2 from RHIC to Pb+Pb…

核理论 · 物理学 2010-01-24 Matthew Luzum , Paul Romatschke

We show that the centrality dependence of the multiplicity is identical in Pb+Pb and Xe+Xe collisions at the LHC, up to a constant factor. This geometric scaling is revealed if one defines centrality according to impact parameter, as…

核理论 · 物理学 2019-01-23 Rudolph Rogly , Giuliano Giacalone , Jean-Yves Ollitrault

Particle production in Pb-Pb collisions at 2.76 TeV is studied in the (3+1)-dimensional viscous hydrodynamic model. The shapes of the calculated transverse momentum spectra of pions, kaons, protons, Xis, and Omegas are in satisfactory…

核理论 · 物理学 2012-06-28 Piotr Bozek , Iwona Wyskiel-Piekarska

During the LHC Run-2, ALICE has collected data from Pb$-$Pb collisions at $\sqrt{s_{\rm{NN}}}$ = 5.02 TeV. The centrality dependence of identified particle production, including elliptic ($v_{2}$) and higher harmonic flow coefficients…

核实验 · 物理学 2018-06-21 Nicolò Jacazio

In this paper, we investigate the hydrodynamic collectivity in high-multiplicity events of proton-proton collisions at $\sqrt{s}=$ 13 TeV, using iEBE-VISHNU hybrid model with three different initial conditions, namely, HIJING, super-MC and…

核理论 · 物理学 2020-10-28 Wenbin Zhao , You Zhou , Koichi Murase , Huichao Song

We explore the system size dependence of heavy-quark-QGP interaction by studying the heavy flavor meson suppression and elliptic flow in Pb-Pb, Xe-Xe, Ar-Ar and O-O collisions at the LHC. The space-time evolution of the QGP is simulated…

高能物理 - 唯象学 · 物理学 2021-12-08 Shu-Qing Li , Wen-Jing Xing , Xiang-Yu Wu , Shanshan Cao , Guang-You Qin

The production of $\pi^0$, $\eta$, and $\phi$ in the most central (0%-5%) Xe+Xe collisions at $\sqrt{s_{NN}}$ = 5.44 TeV is investigated in the framework of the perturbative QCD (pQCD) improved parton model at an accuracy of next-to-leading…

高能物理 - 唯象学 · 物理学 2023-03-22 Qing Zhang , Wei Dai , Lei Wang , Ben-Wei Zhang , Enke Wang

Measurements of elliptic ($v_2$) and triangular ($v_3$) flow coefficients of $\pi^{\pm}$, K$^{\pm}$, p+$\rm \overline{p}$, K$^0_{\rm S}$, and $\Lambda + \overline{\Lambda}$ obtained with the scalar product method in Xe-Xe collisions at…

核实验 · 物理学 2022-01-14 ALICE Collaboration

The ALICE detector at the LHC recorded first Pb-Pb collisions at 2.76 TeV in November and December of 2010. We report on the measurements of anisotropic flow for charged and identified particles. From the comparison with measurements at…

核实验 · 物理学 2019-08-13 Raimond Snellings

We present results of femtoscopic analysis with K0s-K0s, Kch-Kch, p-p, pbar-pbar, p-pbar and lambda-antilambda in Pb-Pb collisions at sqrt{s_NN}=2.76 TeV and K0s-K0s in pp collisions at sqrt{s}=7 TeV registered by ALICE at the LHC. The…

核实验 · 物理学 2019-08-13 Maciej Paweł Szymański

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…

核理论 · 物理学 2011-05-18 Piotr Bozek

We compute, including a current state-of-the-art treatment of hydrodynamical processes, heating and cooling, a variety of cosmological models into the extreme nonlinear phase to enable comparisons with observations. First, we note the…

天体物理学 · 物理学 2009-10-28 Jeremiah P. Ostriker , Renyue Cen

A Bayesian calibration, using experimental data from 2.76 $A$ TeV Pb-Pb collisions at the LHC, of a novel hybrid model is presented in which the usual pre-hydrodynamic and viscous relativistic fluid dynamic (vRFD) stages are replaced by a…

核理论 · 物理学 2023-11-30 Ulrich Heinz , Dananjaya Liyanage , Cullen Gantenberg

The interpretation of the emergent collective behaviour of atomic nuclei in terms of deformed intrinsic shapes [1] is at the heart of our understanding of the rich phenomenology of their structure, ranging from nuclear energy to…

核理论 · 物理学 2022-02-25 Benjamin Bally , Michael Bender , Giuliano Giacalone , Vittorio Somà

Measurements of the suppression and correlations of dijets is performed using 3 $\mu$b$^{-1}$ of Xe+Xe data at $\sqrt{s_{\mathrm{NN}}} = 5.44$ TeV collected with the ATLAS detector at the LHC. Dijets with jets reconstructed using the…

核实验 · 物理学 2023-09-12 ATLAS Collaboration

The charged-particle's final state spectrum is derived from an analytic perturbative solution for the relativistic viscous hydrodynamics. By taking into account the longitudinal acceleration effect in relativistic viscous hydrodynamics, the…

核理论 · 物理学 2018-12-05 Ze Fang Jiang , C. B. Yang , Chi Ding , Xiang-Yu Wu

A phenomenological analysis of the experimental measurements of transverse momentum spectra of identified charged hadrons and strange hyperons in Pb-Pb and Xe-Xe collisions at the LHC is presented. The analysis is based on the relativistic…

高能物理 - 唯象学 · 物理学 2023-12-21 L. Vermunt , Y. Seemann , A. Dubla , S. Floerchinger , E. Grossi , A. Kirchner , S. Masciocchi , I. Selyuzhenkov

We present a systematic study of the Bjorken initial energy density in Xe-Xe collisions at $\sqrt{s_{NN}} = 5.44$ TeV, estimated using charged-particle multiplicity data and a generalized transverse overlap geometry applicable beyond the…

高能物理 - 唯象学 · 物理学 2026-01-29 S. Biswal , M. A. Bhat , A. Nayak , S. I. Sahoo , D. Dutta , D. K. Mishra , P. K. Sahu

Viscous hydrodynamics gives a satisfactory description of the transverse momentum spectra, of the elliptic and triangular flow, and of the femtoscopic correlations for particles produced in relativistic heavy-ion collisions. On general…

核理论 · 物理学 2014-05-08 Piotr Bozek , Wojciech Broniowski , Giorgio Torrieri