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We constrain the amount of event-by-event fluctuations of the proton by comparing with the HERA coherent and incoherent diffractive $J/\Psi$ production data. We find that the HERA measurements prefer large geometric fluctuations. We then…

Nuclear Theory · Physics 2017-06-20 Heikki Mäntysaari , Björn Schenke , Chun Shen , Prithwish Tribedy

We review studies of vortical motion and the resulting global polarization of $\Lambda$ and $\bar{\Lambda}$ hyperons in heavy-ion collisions, in particular, within 3FD model. 3FD predictions for the global midrapidity polarization in the…

Nuclear Theory · Physics 2020-08-26 Yu. B. Ivanov , V. D. Toneev , A. A. Soldatov

Small, but significant non-random fluctuations in event-by-event average $p_T$ have been observed in Au+Au collisions at $\sqrt{s_{NN}}=200$ GeV by the PHENIX collaboration at RHIC. These are consistent with being caused by correlations due…

Nuclear Experiment · Physics 2007-05-23 M. J. Tannenbaum

The problem of large-scale correlations of particles produced in high-energy collisions is discussed. Among them are, e.g., those correlations which lead to ring-like and elliptic flow shapes of individual high-multiplicity events in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. M. Dremin

Hadron spectra and elliptic flow in high-energy heavy-ion collisions are studied within a (3+1)D ideal hydrodynamic model with fluctuating initial conditions given by the AMPT Monte Carlo model. Results from event-by-event simulations are…

Nuclear Theory · Physics 2012-09-20 Longgang Pang , Qun Wang , Xin-Nian Wang

The paper is devoted to the description and prediction of various bulk observables in the Pb+Pb collisions at the LHC energy $\sqrt{s_{NN}}=5.02$ TeV within the integrated hydrokinetic model (iHKM). Sensitivity of the results to the choice…

High Energy Physics - Phenomenology · Physics 2019-10-30 V. M. Shapoval , Yu. M. Sinyukov

Measurements of event-by-event fluctuations of charged-particle multiplicities in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV using the ALICE detector at the CERN Large Hadron Collider (LHC) are presented in the pseudorapidity range…

Nuclear Experiment · Physics 2022-04-08 ALICE Collaboration

We present the first measurement of fluctuations from event to event in the production of strange particles in collisions of heavy nuclei. The ratio of charged kaons to charged pions is determined for individual central Pb+Pb collisions.…

High Energy Physics - Experiment · Physics 2008-11-26 Afanasiev , NA49 collaboration

We introduce an event-by-event pQCD + saturation + hydro ("EKRT") framework for high-energy heavy-ion collisions, where we compute the produced fluctuating QCD-matter energy densities from next-to-leading order (NLO) perturbative QCD (pQCD)…

High Energy Physics - Phenomenology · Physics 2015-09-10 K. J. Eskola , H. Niemi , R. Paatelainen

The event-by-event analysis of heavy ions collisions is becoming possible with advent of large acceptance detectors: it can provide dynamical information which cannot be obtained from inclusive spectra. We identify some observables which…

High Energy Physics - Phenomenology · Physics 2009-10-30 E. V. Shuryak

Deep inelastic e^+ scattering data, taken with the H1 detector at HERA, are used to study the event shape variables thrust, jet broadening and jet mass in the current hemisphere of the Breit frame over a large range of momentum transfers Q…

High Energy Physics - Experiment · Physics 2008-11-26 C. Adloff

Using the nucleon coalescence model based on kinetic freeze-out nucleons from the hybrid model of MUSIC hydrodynamics and UrQMD hadronic transport, we study the production of anti-deuteron and its event-by-event fluctuation in Pb+Pb…

Nuclear Theory · Physics 2023-05-03 Kai-Jia Sun , Che Ming Ko

We have considered the physics opportunities of future lepton-hadron colliders and how these opportunities might be realized in a possible polarized eRHIC facility and an e-p collider as part of a staged or final version VLHC. We evaluated…

High Energy Physics - Experiment · Physics 2007-05-23 G. Fleming , E. Kinney , S. Lammers , S. Magill

Recently determined next-to-leading order sets of polarized parton distributions are used to study large-p_T $\vec{p}\vec{p}\rightarrow \gamma+X$ at $\sqrt{s}=38, 100 and 500 GeV$. Certain conversion terms, necessary to use the above sets,…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. P. Contogouris , Z. Merebashvili

Non-statistical event-by-event fluctuations are considered an important signal for the critical endpoint of the QCD phase diagram. Event-by-event fluctuations of different observables are thus investigated in detail in current experiments.…

Nuclear Experiment · Physics 2014-11-20 D. Kresan

In contrast to the recent prediction of high $p_T$ hadron suppression within the parton saturation model, it is shown that multiple parton scattering suffered by the projectile will enhance high $p_T$ hadron spectra in $d+A$ collisions…

Nuclear Theory · Physics 2009-11-10 Xin-Nian Wang

We present various predictions for the upcoming p+Pb collisions at \sqrt{S}=5 TeV within the color glass condensate (CGC) formalism, including single inclusive charged hadron production, single inclusive prompt photon production, direct…

High Energy Physics - Phenomenology · Physics 2012-12-14 Amir H. Rezaeian

Relativistic heavy-ion collisions provide a unique opportunity to search for parity violation in non-central collisions. This could lead to charge separation perpendicular to the reaction plane. An event-by-event measurement of charge…

High Energy Physics - Experiment · Physics 2017-03-29 Sonia Parmar

Heavy-ion collisions at center-of-mass nucleon collision energies 4.5--11.5 GeV are analyzed within the PHSD transport model. Spectator nucleons are separated, and the transfer of the initial angular momentum of colliding nuclei to the…

Nuclear Theory · Physics 2023-05-19 N. S. Tsegelnik , E. E. Kolomeitsev , V. Voronyuk

In heavy-ion collisions in the energy regime probed at the CERN SPS, experimental hints for the deconfinement phase transition have been seen in numerous inclusive hadronic observables. In order to further characterize this transition, and…

Nuclear Experiment · Physics 2019-08-14 Tim Schuster
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