English
Related papers

Related papers: Energy-momentum tensor of the dilute (3+1)D Glasma

200 papers

The Glasma is a semiclassical nonequilibrium state describing the earliest stage in relativistic heavy-ion collisions predicted by the Color Glass Condensate effective theory. It is characterized by strong color fields, which are sourced by…

High Energy Physics - Phenomenology · Physics 2025-01-28 Markus Leuthner

We present an analytical calculation of the covariance of the energy-momentum tensor associated to the gluon field produced in ultra-relativistic heavy ion collisions at early times, the Glasma. This object involves the two-point and…

High Energy Physics - Phenomenology · Physics 2019-05-14 Javier L. Albacete , Pablo Guerrero-Rodríguez , Cyrille Marquet

In this thesis, an approximation for the full (3+1)D dynamics of the Glasma is presented, which breaks boost-invariance on the level of the nuclear fields and leads to rapidity dependence in the final results. For this treatment, the…

High Energy Physics - Phenomenology · Physics 2026-03-30 Kayran Schmidt

Nuclear collisions at high energies produce a gluon field that can be described using the Colour Glass Condensate (CGC) effective theory at proper times $\tau \lesssim 1$ fm/c. The theory can be used to calculate the gluon energy-momentum…

High Energy Physics - Phenomenology · Physics 2022-02-09 Margaret E. Carrington , Alina Czajka , Stanislaw Mrowczynski

We study the (3+1)D structure of the Glasma in the dilute approximation, which allows us to describe the longitudinal dynamics that arise from the three-dimensional nuclear structure. We employ a nuclear model with tunable longitudinal and…

High Energy Physics - Phenomenology · Physics 2025-08-29 Andreas Ipp , Markus Leuthner , David I. Müller , Sören Schlichting , Kayran Schmidt , Pragya Singh

We review our progress on 3+1D Glasma simulations to describe the earliest stages of heavy-ion collisions. In our simulations we include nuclei with finite longitudinal extent and describe the collision process as well as the evolution of…

High Energy Physics - Phenomenology · Physics 2020-10-05 Andreas Ipp , David I. Müller

We extend the weak field approximation for the Glasma beyond the boost-invariant approximation, which allows us to compute rapidity-dependent observables in the early stages of heavy-ion collisions. We show that in the limit of small…

High Energy Physics - Phenomenology · Physics 2023-01-11 Andreas Ipp , Markus Leuthner , David I. Müller , Soeren Schlichting , Pragya Singh

We present analytic results that describe the gluon field, or glasma, at very early times after a collision of relativistic heavy ions at proper time $\tau=0$. We use a Colour Glass Condensate approach, and perform an expansion in $\tau$.…

High Energy Physics - Phenomenology · Physics 2022-10-05 Margaret E. Carrington , Alina Czajka , Stanislaw Mrówczyński

We perform an analytic calculation of the color fields in heavy-ion collisions by considering the collision of longitudinally extended nuclei in the dilute limit of the Color Glass Condensate effective field theory of high-energy QCD. Based…

High Energy Physics - Phenomenology · Physics 2022-07-27 Andreas Ipp , David I. Müller , Soeren Schlichting , Pragya Singh

According to the Color Glass Condensate approach to relativistic heavy-ion collisions, the earliest phase of the collision is a glasma which is made of highly populated gluon fields that can be treated classically. Using a proper time…

Nuclear Theory · Physics 2024-05-14 Margaret E. Carrington , Stanislaw Mrowczynski

We estimate the energy density and the gluon distribution associated with the classical fields describing the early-time dynamics of the heavy-ion collisions. We first decompose the energy density into the momentum components exactly in the…

High Energy Physics - Phenomenology · Physics 2009-03-12 Hirotsugu Fujii , Kenji Fukushima , Yoshimasa Hidaka

We present our progress on simulating the Glasma in the early stages of heavy ion collisions in a non-boost-invariant setting. Our approach allows us to describe colliding nuclei with finite longitudinal width by extending the…

High Energy Physics - Phenomenology · Physics 2022-09-21 Andreas Ipp , David Müller

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

The Glasma is a gluonic state of matter which can be created in collisions of relativistic heavy ions and is a precursor to the quark-gluon plasma. The existence of this state is a prediction of the color glass condensate (CGC) effective…

High Energy Physics - Phenomenology · Physics 2020-09-14 David Müller

So far a major source of uncertainty in the study of heavy-ion collisions arises from the early time dynamics which includes initial state and pre-equilibrium dynamics. The state-of-the-art framework, KoMPoST, employs non-equilibrium…

High Energy Physics - Phenomenology · Physics 2026-05-22 Xiaojian Du , Sören Schlichting , Jie Zhu

We generalize calculations of the energy-momentum tensor for classical gluon fields in the McLerran-Venugopalan model using the small-$\tau$ power series expansion method. Results to all orders for the energy density and pressures are given…

Nuclear Theory · Physics 2016-08-24 Ming Li , Joseph I. Kapusta

We apply the 3D glasma simulation method using Milne coordinates, proposed in our previous work [1], to the early stage of the Au-Au collisions at $\sqrt{s_{\rm NN}}=200$ GeV. The nucleus model prior to the collisions, which offers the…

High Energy Physics - Phenomenology · Physics 2024-09-26 Hidefumi Matsuda , Xu-Guang Huang

We discuss high energy hadronic collisions within the theory of the Color Glass Condensate. We point out that the initial electric and magnetic fields produced in such collisions are longitudinal. This leads to a novel string like…

High Energy Physics - Phenomenology · Physics 2009-07-09 T. Lappi , L. McLerran

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

The initial energy density produced in an ultrarelativistic heavy ion collision can, in the color glass condensate framework, be factorized into a product of the integrated gluon distributions of the nuclei. Although this energy density is…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Lappi
‹ Prev 1 2 3 10 Next ›