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Many features of heavy-ion collisions are well described by hybrid approaches, where the droplet of strongly coupled quark gluon plasma (QGP) is modeled by hydrodynamics and the subsequent dilute stage is performed with a hadronic transport…

Nuclear Theory · Physics 2026-05-14 Lucas Constantin , Niklas Götz , Carl B. Rosenkvist , Hannah Elfner

The inclusive photoproduction of heavy mesons in ultraperipheral $pPb$ and $PbPb$ collisions at the LHC energies is investigated considering the color dipole $S$-matrix formalism and assuming distinct models for the unintegrated gluon…

High Energy Physics - Phenomenology · Physics 2026-03-19 Victor P. Goncalves , Luana Santana , Wolfgang Schäfer

The charged-particle multiplicity distribution and the transverse-energy distribution measured in heavy-ion collisions at top RHIC and LHC energies are described using the two-component model approach based on a convolution of the Monte…

Nuclear Theory · Physics 2017-11-21 Nirbhay K. Behera , Sadhana Dash , Bharati Naik , Basanta K. Nandi , Tanmay Pani

Simulated results from a 2+1D relativistic viscous hydrodynamic model have been compared to the experimental data on the centrality dependence of invariant yield, elliptic flow ($v_{2}$), and hexadecapole flow ($v_{4}$) as a function of…

Nuclear Theory · Physics 2013-04-30 Victor Roy , A. K. Chaudhuri , Bedangadas Mohanty

We investigate baryon transport in relativistic heavy-ion collisions at energies reached at the CERN Super Proton Synchrotron, BNL Relativistic Heavy-Ion Collider (RHIC), and CERN LHC in the model of saturation. An analytical scaling law is…

High Energy Physics - Phenomenology · Physics 2015-05-13 Yacine Mehtar-Tani , Georg Wolschin

A relativistic 3-fluid 3D hydrodynamic model has been developed for describing heavy-ion collisions at incident energies between few and $\sim$ 200 A$\cdot$GeV. In addition to two baryon-rich fluids which simulate mutually decelerating…

Nuclear Theory · Physics 2007-05-23 V. D. Toneev , Yu. B. Ivanov , E. G. Nikonov , W. Noerenberg , V. N. Russkikh

We compute the differential yield for quark anti-quark dijet production in high-energy electron-proton and electron-nucleus collisions at small $x$ as a function of the relative momentum $\boldsymbol{P}_\perp$ and momentum imbalance…

High Energy Physics - Phenomenology · Physics 2022-09-20 Renaud Boussarie , Heikki Mäntysaari , Farid Salazar , Björn Schenke

In this thesis the Color Glass Condensate (CGC) framework, which describes quantum chromodynamics (QCD) at high energy, is applied to various scattering processes. Higher order corrections to the CGC evolution equations, known as the BK and…

High Energy Physics - Phenomenology · Physics 2015-06-25 Heikki Mäntysaari

In the context of combined model of evolution-dominated hydrodynamics + leading particles, we discuss the pseudorapidity distributions of charged particles produced in p-p collisions. A comparison is made between the theoretical predictions…

Nuclear Theory · Physics 2015-06-19 Zhi-Jin Jiang , Jie Wang , Hai-Li Zhang , Ke Ma

We compute the production of quark-antiquark pairs in high energy collisions between a small and a large projectile, as in proton-nucleus collisions, in the framework of the Color Glass Condensate. We derive a general expression for quark…

High Energy Physics - Phenomenology · Physics 2010-11-30 J. P. Blaizot , F. Gelis , R. Venugopalan

We present the latest developments of the MadGraph/MadEvent Monte Carlo event generator and several applications to hadron collider physics. In the current version events at the parton, hadron and detector level can be generated directly…

High Energy Physics - Phenomenology · Physics 2014-11-18 Johan Alwall , Pavel Demin , Simon de Visscher , Rikkert Frederix , Michel Herquet , Fabio Maltoni , Tilman Plehn , David L. Rainwater , Tim Stelzer

In p-p collisions, the produced charge particles consist of two leading particles and those frozen out from the hot and dense matter created in collisions. The two leading particles are respectively in the projectile and target…

Nuclear Theory · Physics 2016-05-31 Zhi-Jin Jiang , Yan Huang , Jie Wang

At high energy, the gluon distribution in nuclei reaches large densities and eventually saturates due to recombinations, that play an important role in heavy ion collisions at RHIC and the LHC. The Color Glass Condensate provides a…

High Energy Physics - Phenomenology · Physics 2015-05-30 Francois Gelis

Charged particle transport is an important energy transport mode in the combustion process of inertial confinement fusion plasma. On the one hand, charged particles inside the hot spot have a strong non-equilibrium effect, so it is…

Plasma Physics · Physics 2023-09-26 Chang Liu , Bao Du , Peng Song

The charged pion multiplicity ratio in intermediate energy central heavy-ion collisions has been proposed as a suitable observable to constrain the high density dependence of the isovector part of the equation of state, with contradicting…

Nuclear Theory · Physics 2015-12-16 M. D. Cozma

We discuss baryon stopping in the Color Glass Condensate description of high energy scattering. We consider the scattering of a distribution of valence quarks on an ultra-relativistic sheet of colored charge. We compute the distribution of…

High Energy Physics - Phenomenology · Physics 2019-04-17 Larry D. McLerran , Sören Schlichting , Srimoyee Sen

We present charged particle densities as a function of pseudorapidity and collision centrality for the 197Au+197Au reaction at sqrt{s_{NN}}=130 GeV. An integral charged particle multiplicity of 3860+/-300 is found for the 5% most central…

Nuclear Experiment · Physics 2012-08-27 BRAHMS Collaboration , I. G. Bearden

Energy dependence of quark transverse flow carries information about dynamical properties (equation of state, initial conditions) of deconfined matter produced in heavy ion collisions. We assume quark-antiquark matter formation in Pb+Pb…

Nuclear Theory · Physics 2009-11-10 P. Csizmadia , P. Levai

We estimate the energy density pile-up at mid-rapidity in central Pb+Pb collisions from 2 - 200 GeV/nucleon. The energy density is decomposed into hadronic and partonic contributions. A detailed analysis of the collision dynamics in the…

Nuclear Theory · Physics 2009-10-31 H. Weber , C. Ernst , M. Bleicher , L. Bravina , H. Stoecker , W. Greiner , C. Spieles , S. A. Bass

Using a model based on the Color Glass Condensate framework and the dilute-dense factorization, we systematically study the azimuthal angular correlations between a heavy flavor meson and a light reference particle in proton-nucleus…

High Energy Physics - Phenomenology · Physics 2020-08-19 Cheng Zhang , Cyrille Marquet , Guang-You Qin , Yu Shi , Lei Wang , Shu-Yi Wei , Bo-Wen Xiao