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Related papers: Simulation of a (3+1)D glasma in Milne coordinates…

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We study the phenomenological impact of the pre-equilibrium glasma initial stage of heavy-ion collisions on heavy quark azimuthal correlations and spectra. Using our numerical solver, we simulate the transport of heavy quark test particles…

High Energy Physics - Phenomenology · Physics 2025-05-01 Dana Avramescu , Vincenzo Greco , Tuomas Lappi , Heikki Mäntysaari , David Müller

We present a fully dynamical simulation of central nuclear collisions around mid-rapidity at LHC energies. Unlike previous treatments, we simulate all phases of the collision, including the equilibration of the system. For the simulation,…

Nuclear Theory · Physics 2013-12-04 Wilke van der Schee , Paul Romatschke , Scott Pratt

We simulate the fragmentation processes in the \alAu collisions at the bombarding energy 5 GeV/u using the simplified RQMD approach. The statistical decay calculation is connected to obtain the final state. >From the simulation we find that…

Nuclear Theory · Physics 2007-05-23 Tomoyuki Maruyama

In heavy ion collisions, transverse momentum broadening quantifies the modification of a hard probe due to interactions with the quark-gluon plasma (QGP). We calculate momentum broadening in the Glasma, which is the highly non-isotropic…

High Energy Physics - Phenomenology · Physics 2020-10-14 Andreas Ipp , David I. Müller , Daniel Schuh

Collisions of Au+Au have been studied at beam kinetic energies of 6, 8, and 10.8 GeV/nucleon at the AGS facility at Brookhaven National Laboratory. Particles emitted from the collisions were momentum analyzed and identified in a magnetic…

Nuclear Experiment · Physics 2019-08-14 Birger B. Back

We present results of hydrodynamic modelling of Au-Au collisions from $\sqrt{s_{NN}}$ = 7.7 to 200 GeV. Our simulations have three novel components. Firstly, we use a Linear EXtrapolation of Ultrarelativistic nucleon-nucleon Scattering to…

Nuclear Theory · Physics 2022-11-21 A. De , J. I. Kapusta , M. Singh , T. Welle

We perform first classical-statistical real time lattice simulations of topological transitions in the non-equilibrium Glasma of weakly coupled but highly occupied gauge fields created immediately after the collision of ultra-relativistic…

High Energy Physics - Phenomenology · Physics 2016-05-04 M. Mace , S. Schlichting , R. Venugopalan

We present results of simulations of light-nuclei production in Au+Au collisions at collision energy of $\sqrt{s_{NN}}=$ 3 GeV within updated Three-fluid Hydrodynamics-based Event Simulator Extended by UrQMD (Ultra-relativistic Quantum…

Nuclear Theory · Physics 2024-02-02 M. Kozhevnikova , Yu. B. Ivanov

We develop a new 3+1 dimensional Monte Carlo cascade solving the kinetic on-shell Boltzmann equations for partons including the inelastic gg <-> ggg pQCD processes. The back reaction channel is treated -- for the first time -- fully…

High Energy Physics - Phenomenology · Physics 2009-11-10 Zhe Xu , Carsten Greiner

We have developed an efficient simulation tool 'GOLLUM' for the computation of electrical, spin and thermal transport characteristics of complex nanostructures. The new multi-scale, multi-terminal tool addresses a number of new challenges…

The IP-Glasma initial condition has been highly successful in the phenomenology of ultra-relativistic heavy ion collisions. The assumption of boost invariance, however, while good for collision energies probed at the LHC, limits the use of…

High Energy Physics - Phenomenology · Physics 2023-06-09 Scott McDonald , Sangyong Jeon , Charles Gale

Simulations of the $\Lambda$-hyperon and light-hypernuclei production in Au+Au collisions at $\sqrt{s_{NN}}=$ 3 GeV were performed within updated Three-fluid Hydrodynamics-based Event Simulator Extended by UrQMD (Ultra-relativistic Quantum…

Nuclear Theory · Physics 2024-03-06 M. Kozhevnikova , Yu. B. Ivanov

We extend previous work on high energy nuclear collisions in the Color Glass Condensate model to study collisions of finite ultrarelativistic nuclei. The changes implemented include a) imposition of color neutrality at the nucleon level and…

High Energy Physics - Phenomenology · Physics 2009-07-09 Alex Krasnitz , Yasushi Nara , Raju Venugopalan

The $\Delta$-scaling method has been applied to ultra-relativistic p+p, C+C and Pb+Pb collision data simulated using a high energy Monte Carlo package, LUCIAE 3.0. The $\Delta$-scaling is found to be valid for some physical variables, such…

In this paper, we show that multiplicity spectra of direct photons in A+A and d+Au collisions at different centrality classes and different energies exhibit geometrical scaling, {\em i.e.}, they depend on a specific combination of number of…

Nuclear Theory · Physics 2023-04-26 Vladimir Khachatryan , Michal Praszalowicz

We compute the azimuthal eccentricities arising from initial stage fluctuations in high energy proton-nucleus collisions at proper times $\tau \geq 0^+$. We consider two sources of fluctuations, namely the geometrical structure of the…

High Energy Physics - Phenomenology · Physics 2023-05-17 S. Demirci , P. Guerrero-Rodríguez

We investigate several fluctuation effects in high-energy hadronic and nuclear collisions through the analysis of different observables. To introduce fluctuations in the initial stage of collisions, we use the Interacting Gluon Model (IGM)…

High Energy Physics - Phenomenology · Physics 2016-09-06 Y. Hama , T. Kodama , Samya Paiva

Using a multi-phase transport (AMPT) model that includes the implementation of deformed Uranium nuclei, we have studied the centrality dependence of the charged particle multiplicity, <pT>, eccentricity (e2), triangularity (e3), their…

Nuclear Experiment · Physics 2015-06-03 Md. Rihan Haque , Zi-Wei Lin , Bedangadas Mohanty

The independent atom and electron model [1] is introduced in a quantum context and associated approximations tentatively estimated. Confrontation of the model to measured ionization and excitation cross sections of small ionic carbon…

Atomic and Molecular Clusters · Physics 2007-05-23 Ferid Mezdari , Karine Wohrer-Beroff , Marin Chabot

Color Glass Condensate (CGC) provides a classical description of dense gluon matter at high energies. Using the McLerran-Venugopalan (MV) model we calculate the initial energy density \epsilon(\tau) in the early stage of the relativistic…

High Energy Physics - Phenomenology · Physics 2014-11-18 Kenji Fukushima