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相关论文: Simulation of a (3+1)D glasma in Milne coordinates…

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We propose a new numerical method for $3+1$D glasma simulation using Milne coordinates. We formulate the classical Yang-Mills field and $3$D classical color current on a lattice at the initial proper time, specified as a moment just before…

高能物理 - 唯象学 · 物理学 2023-09-11 Hidefumi Matsuda , Xu-Guang Huang

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…

高能物理 - 唯象学 · 物理学 2020-10-05 Andreas Ipp , David I. Müller

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…

高能物理 - 唯象学 · 物理学 2026-03-30 Kayran Schmidt

The earliest phase of an ultrarelativistic heavy ion collision can be described as a highly populated system of gluons called glasma. We study some glasma characteristics related to the system's angular momentum. The first one is the global…

核理论 · 物理学 2025-05-28 Margaret E. Carrington , Stanislaw Mrowczynski

We extend the impact parameter dependent Glasma model (IP-Glasma) to three dimensions using explicit small x evolution of the two incoming nuclear gluon distributions. We compute rapidity distributions of produced gluons and the early time…

高能物理 - 唯象学 · 物理学 2016-10-20 Bjoern Schenke , Soeren Schlichting

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…

高能物理 - 唯象学 · 物理学 2025-01-28 Markus Leuthner

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…

高能物理 - 唯象学 · 物理学 2020-09-14 David Müller

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 $\tau$.…

高能物理 - 唯象学 · 物理学 2022-10-05 Margaret E. Carrington , Alina Czajka , Stanislaw Mrówczyński

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…

高能物理 - 唯象学 · 物理学 2022-09-21 Andreas Ipp , David Müller

We present a succinct formulation of the energy-momentum tensor of the Glasma characterizing the initial color fields in relativistic heavy-ion collisions in the Color Glass Condensate effective theory. We derive concise expressions for the…

高能物理 - 唯象学 · 物理学 2024-05-28 Andreas Ipp , Markus Leuthner , David I. Müller , Sören Schlichting , Kayran Schmidt , Pragya Singh

We present our work on the simulation of the early stages of heavy-ion collisions with finite longitudinal thickness in the laboratory frame in 3+1 dimensions. In particular we study the effects of nuclear thickness on the production of a…

高能物理 - 唯象学 · 物理学 2016-07-27 Daniil Gelfand , Andreas Ipp , David 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…

高能物理 - 唯象学 · 物理学 2023-01-11 Andreas Ipp , Markus Leuthner , David I. Müller , Soeren Schlichting , Pragya Singh

We simulate the fragmentation processes in the {$\alpha$~$+$~Au~} collisions at a bombarding energy of 5 GeV/u using the simplified RQMD approach plus the statistical decay model. We find from the simulation that the angular-distribution of…

核理论 · 物理学 2009-10-28 Tomoyuki Maruyama

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…

高能物理 - 唯象学 · 物理学 2025-08-29 Andreas Ipp , Markus Leuthner , David I. Müller , Sören Schlichting , Kayran Schmidt , Pragya Singh

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…

高能物理 - 唯象学 · 物理学 2021-02-26 Soeren Schlichting , Pragya Singh

We extensively study the growing behavior of the energy and the pressure components depending on the space-time rapidity in the framework of the Glasma, which describes the early-time dynamics in the ultra-relativistic heavy-ion collisions.…

高能物理 - 唯象学 · 物理学 2015-05-28 Kenji Fukushima , Francois Gelis

It is shown that the atom-molecule collision problem in the presence of an external electric field can be solved using the total angular momentum representation in the body-fixed coordinated frame, leading to a computationally efficient…

化学物理 · 物理学 2012-09-17 T. V. Tscherbul

In is paper we compare two models with central Au-Au collisions at $\sqrt{s_{NN}}$=200 GeV. The first model is a minijet model which assumes that around $\sim$50 minijets are produced in back-to-back pairs and have an altered fragmentation…

核理论 · 物理学 2011-05-27 Ron S. Longacre

We simulate the real-time evolution of the $SU(3)$-glasma generated in the early stages of high-energy proton-nucleus collisions, employing classical lattice gauge theory techniques. Our setup incorporates a realistic modeling of the…

高能物理 - 唯象学 · 物理学 2025-10-24 Gabriele Parisi , Vincenzo Greco , Marco Ruggieri

We explore the relationship between the Glasma framework and the String Percolation Model by introducing a simple model for the rapidity distributions in nucleus-nucleus collisions. The model is solved for both symmetrical and asymmetrical…

高能物理 - 唯象学 · 物理学 2008-11-26 J. Dias de Deus , J. G. Milhano
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