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Related papers: Elliptic flow of thermal dileptons as a probe of Q…

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Large hadronic elliptic flow $v_2$ is considered as an evidence for the existence of a strongly-coupled QGP fluid in high-energy heavy-ion collisions. On the other hand, direct photon $v_2$ has recently been found to be much larger than…

Nuclear Theory · Physics 2015-06-11 Akihiko Monnai

Elliptic flow of hadrons observed at relativistic heavy-ion collision experiments at Relativistic Heavy-Ion Collider (RHIC) and Large Hadron Collider (LHC), provides us an important signature of possible de-confinement transition from…

High Energy Physics - Phenomenology · Physics 2020-03-25 Mohammed Younus , Sushanta Tripathy , Swatantra Kumar Tiwari , Raghunath Sahoo

In this paper, we have discussed the transverse momentum dependence of elliptic flow measured in relativistic heavy-ion collisions. The transverse momentum dependence of the number of constituent quarks ($n_{q}$) scaled $v_{2}$ is obtained…

Nuclear Experiment · Physics 2022-08-17 Prabhupada Dixit , Md. Nasim

Results from first measurements of charged particle differential elliptic flow, obtained in Pb+Pb collisions at $\sqrt{s_{NN}} = 2.76$ TeV with the ALICE detector at CERN's Large Hadron Collider (LHC), are compared to those obtained for…

Nuclear Experiment · Physics 2011-04-15 Roy A. Lacey , A. Taranenko , N. N. Ajitanand , J. M. Alexander

In these proceedings, we report the measurement of the elliptic flow ($v_{\rm 2}$) of prompt and non-prompt $\mathrm{D^0}$, prompt $\mathrm{D^+}$ and $\mathrm{D_s^+}$ mesons, and, for the first time ever at the LHC, prompt and non-prompt…

Nuclear Experiment · Physics 2025-09-03 Chuntai Wu

Azimuthally anisotropic distributions of D$^0$, D$^+$ and D$^{*+}$ mesons were studied in the central rapidity region ($|y|<0.8$) in Pb-Pb collisions at a centre-of-mass energy $\sqrt{s_{\rm NN}} = 2.76$ TeV per nucleon-nucleon collision,…

Nuclear Experiment · Physics 2017-04-13 ALICE Collaboration

A simultaneous blast-wave fit to particle yields and elliptic flow ($v_{2}$) measured as a function of transverse momentum in Pb-Pb collisions at LHC energies is presented. A compact formula for the calculation of $v_2(p_T)$ for an elliptic…

High Energy Physics - Phenomenology · Physics 2020-06-30 Klaus Reygers , Alexander Schmah , Anastasia Berdnikova , Xu Sun

The NA60 experiment at the CERN SPS has studied muon-pair production in 158A GeV In-In collisions. The unprecedented precision of the data has allowed to isolate a strong excess of pairs above the known sources in the whole invariant mass…

Nuclear Experiment · Physics 2019-08-14 Hans J. Specht

Low-mass dilepton spectra as measured in high-energy heavy-ion collisions are a unique tool to obtain spectroscopic information about the strongly interacting medium produced in these reactions. Specifically, in-medium modifications of the…

High Energy Physics - Phenomenology · Physics 2013-07-12 Ralf Rapp

The major goal of high-energy heavy-ion collisions is to study the properties of the deconfined quark gluon plasma (QGP), such as partonic collectivity. The collective motion of constituent quarks can be derived from the anisotropic flow…

Nuclear Experiment · Physics 2020-12-02 Amir Goudarzi , Gang Wang , Huan Zhong Huang

The fluctuations of elliptic flow (\vtwo) in relativistic heavy-ion collisions offer a powerful tool to probe the collective behavior and transport properties of the quark-gluon plasma (QGP). The dependence of these fluctuations on particle…

Nuclear Theory · Physics 2025-12-23 Jie Wan , Chun-Zheng Wang , Yu-Gang Ma , Qi-Ye Shou , Song Zhang

Using a current-current correlation function (CF), the photon polarization tensor is calculated for a rotating hot and dense QCD medium. The spectral function (SF) and the dilepton rate (DR) are estimated therefrom. Numerical results show…

High Energy Physics - Phenomenology · Physics 2022-03-16 Minghua Wei , Chowdhury Aminul Islam , Mei Huang

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

Elliptic flow from nuclear collisions is a hadronic observable sensitive to the early stages of system evolution. We report first results on elliptic flow of charged particles at midrapidity in Au+Au collisions at sqrt(s_NN)=130 GeV using…

Nuclear Experiment · Physics 2008-11-26 STAR Collaboration , K. H. Ackermann

Parton cascade is a microscopic transport approach for the study of the space-time evolution of the Quark-Gluon Plasma produced in relativistic heavy ion collisions and its experimental manifestations. In the following, parton cascade…

Nuclear Theory · Physics 2009-07-22 Bin Zhang

Hard probe tomography of the quark-gluon plasma (QGP) in heavy ion collisions has long been a preeminent goal of the high-energy nuclear physics program. In service of this goal, the isotropic modification of jets and high-energy hadrons…

Nuclear Theory · Physics 2025-02-20 Joseph Bahder , Hasan Rahman , Matthew D. Sievert , Ivan Vitev

We calculate the rapidity dependence of leading-order medium dilepton yields resulting from a quark-gluon plasma which has a local time-dependent anisotropy in momentum space. We present a phenomenological model which includes temporal…

High Energy Physics - Phenomenology · Physics 2009-07-22 Mauricio Martinez , Michael Strickland

The elliptic flow of electrons from beauty hadron decays at midrapidity ($|y|$ $<$ 0.8) is measured in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV with the ALICE detector at the LHC. The azimuthal distribution of the particles…

Nuclear Experiment · Physics 2021-05-19 ALICE Collaboration

Multimessenger studies of heavy-ion collisions, using hadrons and electromagnetic probes, can reveal the properties of the created QCD matter from different perspectives. This study calculates the thermal dilepton invariant mass spectra and…

Nuclear Theory · Physics 2025-01-20 Lipei Du

We compute the time evolution of elliptic flow in non-central relativistic heavy-ion collisions, using a (2+1)-dimensional code with longitudinal boost-invariance to simulate viscous fluid dynamics in the causal Israel-Stewart formulation.…

Nuclear Theory · Physics 2008-11-26 Huichao Song , Ulrich W. Heinz