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Related papers: 3-D Glasma initial state for relativistic heavy io…

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This study investigates Quark-Gluon Plasma (QGP) in heavy-ion collisions through two avenues: high-$p_{\perp}$ frameworks and hydrodynamic modeling. Using the T$_{\text{R}}$ENTo model, we find that IP-Glasma mimicking $p=0$ value aligns…

High Energy Physics - Phenomenology · Physics 2024-03-27 Bithika Karmakar , Dusan Zigic , Pasi Huovinen , Marko Djordjevic , Magdalena Djordjevic , Jussi Auvinen

We present a pedagogical introduction to the theoretical framework of the Color Glass Condensate (CGC) and the McLerran-Venugopalan (MV) model. We discuss the application of the MV model to describe the early-time dynamics of the…

High Energy Physics - Phenomenology · Physics 2011-12-22 Kenji Fukushima

High-energy nuclear collisions encompass three key stages: the structure of the colliding nuclei informed by low-energy nuclear physics, the initial condition (IC) leading to the formation of quark-gluon plasma (QGP), and the hydrodynamic…

We study systematically the topological charge density and the chiral density correlations in the early stage of high energy nuclear collisions: the intial condition is given by the McLerran-Venugopalan model and the evolution of the gluon…

High Energy Physics - Phenomenology · Physics 2021-02-03 Moran Jia , Junhong Liu , Hongfei Zhang , Marco Ruggieri

Dynamical models based on relativistic fluid dynamics provide a powerful tool to extract the properties of the strongly-coupled quark-gluon plasma (QGP) produced by ultrarelativistic nuclear collisions. The largest source of uncertainty in…

Nuclear Theory · Physics 2019-04-18 J. Scott Moreland

Heavy quarks, which are produced at the earliest stage of relativistic heavy-ion collisions, probe the entire history of the quark-gluon plasma that is created in the collision. Initially the plasma is populated with chromodynamic fields…

Nuclear Theory · Physics 2020-06-24 Margaret E. Carrington , Alina Czajka , Stanislaw Mrowczynski

We present a demonstration of the design sampling and closure for the first comprehensive Bayesian model-to-data comparison of heavy-ion measurements with IP-Glasma initial conditions, in which we combine with state-of-the-art hydrodynamics…

High Energy Physics - Phenomenology · Physics 2022-08-01 Matthew Heffernan , Charles Gale , Sangyong Jeon , Jean-Francois Paquet

We attempt to model Quark Gluon Plasma (QGP) evolution from the initial Heavy Ion collision to the final hadronic gas state by combining the Glauber model initial state conditions with eccentricity fluctuations, pre-equilibrium flow, UVH2+1…

High Energy Physics - Phenomenology · Physics 2011-09-21 Betty B. I. Abelev

When two sheets of Color Glass Condensate collide in a high energy heavy ion collision, they form matter with very high energy densities called the Glasma. We describe how this matter is formed, its remarkable properties and its relevance…

High Energy Physics - Phenomenology · Physics 2008-11-26 Raju Venugopalan

Glauber models are used to calculate geometric quantities in the initial state of heavy ion collisions, such as impact parameter, number of participating nucleons and initial eccentricity. Experimental heavy-ion collaboration, in particular…

Nuclear Experiment · Physics 2019-01-15 C. Loizides , J. Nagle , P. Steinberg

The study of jets in heavy-ion collisions provides important information about the interaction of partons with the medium that they traverse. The seeds of jets are highly energetic partons, which are produced from hard scatterings during…

High Energy Physics - Phenomenology · Physics 2021-11-08 Andreas Ipp , David I. Müller , Daniel Schuh

We simulate the 3+1 D classical Yang-Mills dynamics of the collisions of longitudinally extended nuclei, described by eikonal color charges in the Color Glass Condensate framework. By varying the longitudinal thickness of the colliding…

High Energy Physics - Phenomenology · Physics 2021-02-26 Soeren Schlichting , Pragya Singh

We study the gluon distribution in nucleus-nucleus collisions in the framework of the Color-Glass-Condensate. Approximate analytical solutions are compared to numerical solutions of the non-linear Yang-Mills equations. We find that the full…

High Energy Physics - Phenomenology · Physics 2014-11-21 J. -P. Blaizot , T. Lappi , Y. Mehtar-Tani

We investigate the contributions from the so-called elliptic gluon Wigner distributions to the rapidity and azimuthal correlations of particles produced in high energy $pA$ collisions by applying the double parton scattering mechanism. We…

High Energy Physics - Phenomenology · Physics 2017-06-14 Yoshikazu Hagiwara , Yoshitaka Hatta , Bo-Wen Xiao , Feng Yuan

We study the initial, high-energy scatterings in heavy ion collisions using the saturation/Color Glass Condensate framework. We focus on two-particle long-range rapidity correlations which are modeled as two-gluon correlations. We calculate…

Nuclear Theory · Physics 2016-08-31 Douglas E. Wertepny

We investigate freeze--out in hydrodynamic models for relativistic heavy--ion collisions. In particular, instantaneous freeze--out across a hypersurface of constant temperature (``isothermal'' freeze--out) is compared with that across a…

Nuclear Theory · Physics 2009-10-30 S. Bernard , J. A. Maruhn , W. Greiner , D. H. Rischke

We perform explorative analyses of the 3D gluon content of the proton via a study of (un)polarized twist-2 gluon TMDs, calculated in a spectator model for the parent nucleon. Our approach encodes a flexible parametrization for the…

High Energy Physics - Phenomenology · Physics 2021-09-08 Francesco Giovanni Celiberto

This work presents a three-dimensional dynamical initialization model for relativistic heavy-ion collisions, implementing local energy-momentum conservation and baryon charge fluctuations at string junctions. Constraining parameters using…

Nuclear Theory · Physics 2022-06-22 Chun Shen , Björn Schenke

To achieve an understanding of the thermalization of a quark-gluon plasma, starting from QCD without using model assumptions, is a formidable task. We study the early stage dynamics of a relativistic heavy ion collision in the framework of…

High Energy Physics - Phenomenology · Physics 2016-05-31 Maximilian Attems , Owe Philipsen , Christian Schäfer , Björn Wagenbach , Savvas Zafeiropoulos

Collective spin phenomena in the final states of heavy-ion collisions are typically understood to originate from vorticity and shear in the quark-gluon plasma. Here, we ask whether spin could already be present in the initial condition of…

Nuclear Theory · Physics 2025-10-01 Giuliano Giacalone , Enrico Speranza