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A comprehensive study of the anisotropic flow of heavy hadrons ($D^{0}$, $D^{\pm}$, and $\Lambda_{c}$) in Au + Au collisions at $\sqrt{s_{NN}} = 200$ GeV using the HYDJET++ model is presented. This study aims to explore the collective…

高能物理 - 唯象学 · 物理学 2025-06-17 Sunidhi Saxena , Gauri Devi , Rajiv Gupta , Ajay Kumar

We present measurements of the azimuthal dependence of charged jet production in central and semi-central $\sqrt{s_{\mathrm{NN}}}$ = 2.76 TeV Pb-Pb collisions with respect to the second harmonic event plane, quantified as…

核实验 · 物理学 2016-03-18 ALICE Collaboration

Using particle-in-cell simulations that label ions and electrons according to their initial inflow region, we find that during 2D collisionless magnetic reconnection, the bulk flow of the plasma from each inflow side crosses paths with…

In high energy nuclear collisions the leading parton of a jet can change flavor through interactions with the surrounding medium. This can considerably boost the relative yield of rare high momentum particles, like strange quarks and…

核理论 · 物理学 2008-05-27 W. Liu , R. J Fries

The elliptic, $v_2$, triangular, $v_3$, and quadrangular, $v_4$, azimuthal anisotropic flow coefficients are measured for unidentified charged particles, pions and (anti-)protons in Pb-Pb collisions at $\sqrt{s_{\rm NN}} = 2.76$ TeV with…

核实验 · 物理学 2016-06-24 ALICE Collaboration

Constituent quark number scaling of elliptic flow has been proposed as one key observable to identify the phase transition or the absence of the Quark-Gluon Plasma (QGP) in heavy-ion collisions. At the fixed target program at RHIC the STAR…

核理论 · 物理学 2026-03-04 Tom Reichert , Iurii Karpenko

The observation of large azimuthal anisotropy or $v_2$ for hadrons above $p_T>5$ GeV/$c$ in Au+Au collisions at $\sqrt{s_{\rm nn}}=200$ GeV has been a longstanding challenge for jet quenching models based on perturbative QCD (pQCD). Using a…

核理论 · 物理学 2014-11-20 Jiangyong Jia , Rui Wei

In relativistic, Poynting dominated outflows, acceleration and collimation are intimately connected. An important point is that the Lorentz force is nearly compensated by the electric force therefore the acceleration zone spans a large…

高能天体物理现象 · 物理学 2011-02-11 Yuri Lyubarsky

Self-assembled quantum dots (QDs) are born out of lattice mismatched ingredients where strain plays an indispensable role. Through the electric quadrupolar coupling, strain affects the magnetic environment as seen by the nuclear spins. To…

介观与纳米尺度物理 · 物理学 2012-05-02 Ceyhun Bulutay

We propose a method to separate \Delta\eta-dependent and \Delta\eta-independent azimuthal correlations using two- and four-particle cumulants between pseudo-rapidity (\eta) bins in symmetric heavy-ion collisions. The \Delta\eta-independent…

核实验 · 物理学 2012-10-10 Lingshan Xu , Li Yi , Daniel Kikola , Joshua Konzer , Fuqiang Wang , Wei Xie

We present the directed flow measurement ($v_1$) from Au+Au collisions at $\sqrtsNN = 62$ GeV. Over the pseudorapidity range we have studied, which covers $\eta$ from -1.2 to 1.2 and $2.4 < |\eta| < 4$, the magnitude of $v_1$ for charged…

核实验 · 物理学 2009-11-10 Aihong Tang

The jet quenching phenomenon in an anisotropic quark-gluon plasma is studied using gauge-gravity duality. We consider a more general orientation of the contour of a lightlike Wilson loop in the boundary field theory. The Nambu-Goto action…

高能物理 - 理论 · 物理学 2026-01-01 Pavel Slepov

Details of the nuclear structure of $^{\rm 129}$Xe, such as the quadrupole deformation and the nuclear diffuseness, are studied by extensive measurements of anisotropic-flow-related observables in Xe--Xe collisions at a centre-of-mass…

核实验 · 物理学 2025-11-18 ALICE Collaboration

In nucleus--nucleus collisions, high-pT partons interact with a dense medium, which possesses strong collective flow components. Here, we demonstrate that the resulting medium-induced gluon radiation does not depend solely on the energy…

高能物理 - 唯象学 · 物理学 2010-04-06 Nestor Armesto , Carlos A. Salgado , Urs Achim Wiedemann

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

The Monte Carlo HYDJET++ model, that combines parametrized hydrodynamics with jets, is employed to study formation of second v_2 and fourth v_4 components of the anisotropic flow in ultrarelativistic heavy-ion collisions at energies of the…

高能物理 - 唯象学 · 物理学 2013-03-12 L. Bravina , B. H. Brusheim Johansson , G. Eyyubova , E. Zabrodin

The strategy and techniques for analyzing anisotropic flow (directed, elliptic, etc.) in relativistic nuclear collisions are presented. The emphasis is on the use of the Fourier expansion of azimuthal distributions. We present formulae…

核实验 · 物理学 2016-09-08 A. M. Poskanzer , S. A. Voloshin

In the hydrodynamic model description of heavy ion collisions, the elliptic flow $v_2$ and triangular flow $v_3$ are sensitive to the quadrupole deformation $\beta_2$ and octupole deformation $\beta_3$ of the colliding nuclei. The relations…

核理论 · 物理学 2022-05-26 Chunjian Zhang , Jiangyong Jia

We have investigated the charge-dependent anisotropic flow in high-energy heavy-ion collisions, using relativistic resistive magneto-hydrodynamics (RRMHD). We consider the optical Glauber model as an initial model of the quark-gluon plasma…

核理论 · 物理学 2023-03-29 Kouki Nakamura , Takahiro Miyoshi , Chiho Nonaka , Hiroyuki R. Takahashi

We present measurements of the elliptic flow, $v_2$, as a function of transverse momentum ($p_T$), pseudorapidity ($\eta$), and centrality in $d$$+$Au collisions at $\sqrt{s_{_{NN}}}=$200, 62.4, 39, and 19.6 GeV. The beam-energy scan of…

核实验 · 物理学 2018-01-03 C. Aidala , Y. Akiba , M. Alfred , K. Aoki , N. Apadula , C. Ayuso , V. Babintsev , A. Bagoly , K. N. Barish , S. Bathe , A. Bazilevsky , R. Belmont , A. Berdnikov , Y. Berdnikov , D. S. Blau , M. Boer , J. S. Bok , M. L. Brooks , J. Bryslawskyj , V. Bumazhnov , C. Butler , S. Campbell , V. Canoa Roman , C. Y. Chi , M. Chiu , M. Connors , M. Csanád , T. Csörgő , T. W. Danley , M. S. Daugherity , G. David , K. DeBlasio , K. Dehmelt , A. Denisov , A. Deshpande , E. J. Desmond , J. H. Do , A. Drees , K. A. Drees , M. Dumancic , J. M. Durham , A. Durum , T. Elder , A. Enokizono , S. Esumi , B. Fadem , W. Fan , N. Feege , D. E. Fields , S. L. Fokin , J. E. Frantz , A. Franz , A. D. Frawley , Y. Fukuda , C. Gal , P. Garg , H. Ge , Y. Goto , N. Grau , S. V. Greene , T. Gunji , T. Hachiya , J. S. Haggerty , K. I. Hahn , S. Y. Han , S. Hasegawa , T. O. S. Haseler , X. He , T. K. Hemmick , K. Hill , A. Hodges , K. Homma , B. Hong , T. Hoshino , N. Hotvedt , J. Huang , S. Huang , J. Imrek , M. Inaba , D. Isenhower , Y. Ito , D. Ivanishchev , B. V. Jacak , Z. Ji , B. M. Johnson , V. Jorjadze , D. Jouan , D. S. Jumper , J. H. Kang , D. Kapukchyan , S. Karthas , A. V. Kazantsev , V. Khachatryan , A. Khanzadeev , C. Kim , D. J. Kim , E. -J. Kim , M. Kim , M. H. Kim , D. Kincses , E. Kistenev , T. Koblesky , D. Kotov , S. Kudo , K. Kurita , J. G. Lajoie , E. O. Lallow , A. Lebedev , S. H. Lee , M. J. Leitch , Y. H. Leung , N. A. Lewis , X. Li , S. H. Lim , L. D. Liu , M. X. Liu , V. -R. Loggins , S. Lokos , D. Lynch , T. Majoros , M. Makek , M. Malaev , V. I. Manko , E. Mannel , H. Masuda , M. McCumber , D. McGlinchey , W. J. Metzger , A. C. Mignerey , D. E. Mihalik , A. Milov , D. K. Mishra , J. T. Mitchell , G. Mitsuka , T. Moon , D. P. Morrison , S. I. M. Morrow , T. Murakami , J. Murata , K. Nagai , K. Nagashima , T. Nagashima , J. L. Nagle , M. I. Nagy , I. Nakagawa , H. Nakagomi , K. Nakano , C. Nattrass , R. Nouicer , T. Novák , N. Novitzky , R. Novotny , A. S. Nyanin , E. O'Brien , C. A. Ogilvie , J. D. Orjuela Koop , J. D. Osborn , A. Oskarsson , K. Ozawa , V. Pantuev , V. Papavassiliou , J. S. Park , S. Park , S. F. Pate , M. Patel , W. Peng , D. V. Perepelitsa , G. D. N. Perera , C. E. PerezLara , R. Petti , M. Phipps , C. Pinkenburg , A. Pun , M. L. Purschke , P. V. Radzevich , K. F. Read , V. Riabov , Y. Riabov , D. Richford , T. Rinn , M. Rosati , Z. Rowan , J. Runchey , T. Sakaguchi , H. Sako , V. Samsonov , M. Sarsour , K. Sato , S. Sato , B. Schaefer , B. K. Schmoll , R. Seidl , A. Sen , R. Seto , A. Sexton , D. Sharma , I. Shein , T. -A. Shibata , K. Shigaki , M. Shimomura , C. L. Silva , D. Silvermyr , M. J. Skoby , M. Slunečka , K. L. Smith , R. A. Soltz , S. P. Sorensen , I. V. Sourikova , P. W. Stankus , S. P. Stoll , T. Sugitate , A. Sukhanov , S. Syed , A Takeda , K. Tanida , M. J. Tannenbaum , S. Tarafdar , G. Tarnai , R. Tieulent , A. Timilsina , M. Tomášek , C. L. Towell , R. S. Towell , I. Tserruya , Y. Ueda , B. Ujvari , H. W. van Hecke , S. Vazquez-Carson , J. Velkovska , M. Virius , X. R. Wang , Z. Wang , Y. Watanabe , C. P. Wong , C. Xu , Q. Xu , Y. L. Yamaguchi , A. Yanovich , P. Yin , J. H. Yoo , I. Yoon , H. Yu , I. E. Yushmanov , W. A. Zajc , S. Zharko , L. Zou