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相关论文: Hadronic Rescattering in pA and AA Collisions

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Measurements in heavy flavor azimuthal angular correlation provide insight into the production, propagation, and hadronization of heavy flavor jets in ultra-relativistic hadronic and heavy-ion collisions. These measurements across different…

高能物理 - 唯象学 · 物理学 2023-03-01 Ravindra Singh , Yoshini Bailung , Sumit Kumar Kundu , Ankhi Roy

The LHC data have unveiled unexpected features in proton-proton (pp) collisions, namely, collective-like behavior and strangeness enhancement. Originally, these new effects were discovered only in high-multiplicity pp collisions. However,…

高能物理 - 唯象学 · 物理学 2026-03-03 Jesús Eduardo Muñoz Méndez , Antonio Ortiz

Recent RHIC data have shown novel nuclear modifications of moderate to high pt particle production in central Au+Au collisions, including a suppression of hadron production and a disappearance of back-to-back hadron pairs. In this paper, we…

核理论 · 物理学 2014-11-18 David Hardtke , Thomas J. Humanic

The production of resonances in heavy-ion collisions is expected to be sensitive to the properties of strongly interacting matter created in such collisions. We report on the measurements of $\phi$ and $K^{*0}$ resonances in Pb-Pb…

高能物理 - 实验 · 物理学 2013-06-05 Subhash Singha

In relativistic heavy-ion collisions, the formation of a deconfined and thermalized state of partons, known as quark-gluon plasma (QGP), leads to enhanced production of strange hadrons in contrast to proton-proton (pp) collisions, which are…

高能物理 - 唯象学 · 物理学 2025-04-08 Suraj Prasad , Bhagyarathi Sahoo , Sushanta Tripathy , Neelkamal Mallick , Raghunath Sahoo

The enhancement of pions and kaons observed at small transverse momenta in ultra-relativistic heavy-ion collisions may at least partly reflect critical scattering expected to occur in the neighborhood of a second order phase transition.…

高能物理 - 唯象学 · 物理学 2009-10-28 Jiri Dolejsi , Wojciech Florkowski , Joerg Huefner

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

We investigate charged-hadron production in relativistic heavy-ion collisions of asymmetric systems within a nonequilibrium-statistical framework. Calculated centrality-dependent pseudorapidity distributions for p-Pb collisions at…

高能物理 - 唯象学 · 物理学 2024-11-05 Philipp Schulz , Georg Wolschin

High statistics data sets from experiments at the Relativistic Heavy Ion Collider (RHIC) and the Large Hadron Collider (LHC) with small and large collision species have enabled a wealth of new flow measurements, including the event-by-event…

核理论 · 物理学 2021-06-23 S. H. Lim , J. L. Nagle

Anisotropic flow of hadronic matter is considered as a sensitive tool to detect the early stage dynamics of high-energy heavy-ion collisions. Taking the event by event fluctuations of the collision geometry into account, the elliptic flow…

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

Short lived hadronic resonances are a very important tool for the study of the dynamics of the matter produced in heavy-ion collisions since they should be sensitive to the medium properties such as temperature, density and expansion…

高能物理 - 实验 · 物理学 2019-08-13 Massimo Venaruzzo

The PYTHIA8/ANGANTYR model for heavy ion collisions was recently updated with a mechanism for \textit{global colour reconnection}. The colour reconnection model used is QCD colour algebra inspired and enhances baryon production due to the…

高能物理 - 唯象学 · 物理学 2024-03-26 Christian Bierlich , Gösta Gustafson , Leif Lönnblad , Harsh Shah

The parton and hadron cascade model PACIAE is used to simulate the 0-6, 15-25, and 35-45 % most central Au+Au collisions at \sqrt{s_{NN}}=19.6, 62.4, 130, and 200 GeV and the 0-10 % most central Pb+Pb collisions at \sqrt{s_{NN}}=5500 GeV.…

核理论 · 物理学 2009-02-09 Ben-Hao Sa , Dai-Mei Zhou , Bao-Guo Dong , Yu-Liang Yan , Hai-Liang Ma , Xiao-Mei Li

Several puzzles about the data at high $p_T$ in heavy-ion collisions are listed. The resolution of them all is given in the framework of parton recombination. More specifically, it is the recombination of the soft and semi-hard shower…

核理论 · 物理学 2009-09-29 Rudolph C. Hwa

We study the microscopic dynamics of quarks and gluons in relativistic heavy ion collisions in the framework of the Parton Cascade Model. We use lowest order perturbative QCD cross sections with fixed lower momentum cutoff p_0. We calculate…

核理论 · 物理学 2008-11-26 S. A. Bass , B. Mueller , D. K. Srivastava

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

In a previous paper (arXiv:1011.1895), we showed that saturation models, constrained by e+p HERA data on inclusive and diffractive cross-sections, are in good agreement with p+p data at LHC in the soft sector. Particularly impressive was…

高能物理 - 唯象学 · 物理学 2015-06-03 Prithwish Tribedy , Raju Venugopalan

The PHENIX and STAR Collaborations at the Relativistic Heavy-Ion Collider and ALICE, CMS, ATLAS and LHCb Collaborations at the Large Hadron Collider have measured the production of charmonium and bottonium states as well as open heavy…

核实验 · 物理学 2018-11-13 Andrea Dubla

Recent data on the nuclear modification factor $R_{AA}$ of jet fragments in 2.76 ATeV Pb+Pb collisions at the Large Hadron Collider (LHC) indicate that the jet-medium coupling in a Quark-Gluon Plasma (QGP) is reduced at LHC energies and not…

核理论 · 物理学 2013-05-30 Barbara Betz , Miklos Gyulassy

The recent experimental measurements on $pp$ collisions at $\sqrt{s}=5.02 \,\rm TeV$ have shown a very large abundance of heavy baryon production corresponding to a ratio of $\Lambda_c/D^0 \sim 0.6$, about one order of magnitude larger than…

高能物理 - 唯象学 · 物理学 2021-09-08 Vincenzo Minissale , Salvatore Plumari , Vincenzo Greco