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Related papers: Structure of the medium formed in heavy ion collis…

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Heavy-ion collisions at small beam energies have the potential to reveal the rich phase structure of QCD at nonzero temperature and density. Among the possible phases are regimes which feature periodic modulations of the spatial structure,…

High Energy Physics - Phenomenology · Physics 2022-03-30 Robert D. Pisarski , Fabian Rennecke

The formation of QGP in heavy ion collisions gives us a great opportunity for learning about nonperturbative dynamics of QCD. Semiholography provides a new consistent framework to combine perturbative and non-perturbative effects in a…

High Energy Physics - Theory · Physics 2017-03-27 Ayan Mukhopadhyay , Florian Preis

Possible phase transition of strongly interacting matter from hadron to a quark-gluon plasma state have in the past received c onsiderable interest. It has been suggested that this problem might be treated by percolation theory. The…

Nuclear Experiment · Physics 2012-10-01 Brijesh K. Srivastava

We present a new 3D resolved model for the initial state of ultrarelativistic heavy-ion collisions, based on the $k_\perp$-factorized Color Glass Condensate hybrid approach. The McDIPPER framework responds to the need for a…

High Energy Physics - Phenomenology · Physics 2023-08-24 Oscar Garcia-Montero , Hannah Elfner , Sören Schlichting

The hydrodynamic (hydro) model has been extensively applied to heavy ion data from the relativistic heavy ion collider (RHIC). Results are interpreted to conclude that a dense QCD medium nearly opaque to most partons, a strongly-coupled…

High Energy Physics - Phenomenology · Physics 2011-04-08 Thomas A. Trainor

The physics of the initial conditions of heavy ion collisions is dominated by the nonlinear gluonic interactions of QCD. These lead to the concepts of parton saturation and the Color Glass Condensate (CGC). We discuss recent progress in…

High Energy Physics - Phenomenology · Physics 2011-03-14 T. Lappi

In this paper, we investigate the structure of condensation fronts from warm diffuse gas to cold neutral medium (CNM) under the plane parallel geometry. The solutions have two parameters, the pressure of the CNM and the mass flux across the…

Astrophysics of Galaxies · Physics 2015-06-04 Kazunari Iwasaki , Shu-ichiro Inutsuka

We present calculations of molecular, atomic and ionic line emission from simulations of giant molecular cloud (GMC) collisions. We post-process snapshots of the magneto-hydrodynamical simulations presented in an earlier paper in this…

Astrophysics of Galaxies · Physics 2017-11-29 Thomas G. Bisbas , Kei E. I. Tanaka , Jonathan C. Tan , Benjamin Wu , Fumitaka Nakamura

We introduce a fast ($\sim 1$-$50$ ms) and generalised framework for modelling interaction-powered transients. The framework solves the thin-shell equations of motion for ejecta colliding with circumstellar material (CSM), and supports…

High Energy Astrophysical Phenomena · Physics 2026-05-20 Nikhil Sarin , Ryosuke Hirai

Ultrarelativistic heavy ion collisions at the laboratory provide a unique chance to study quantum chromodynamics (QCD) under extreme temperature (${\approx}150\,\mathrm{MeV}$) and density (${\approx}1\,\mathrm{GeV}/\mathrm{fm}^3$)…

Nuclear Experiment · Physics 2020-10-30 Georgios Konstantinos Krintiras

The onset of thermalization in heavy ion collisions in the weak coupling framework can be viewed as a transition from the initial state Color Glass Condensate dynamics, characterized by the energy density scaling like $\epsilon \sim 1/\tau$…

High Energy Physics - Phenomenology · Physics 2010-11-30 Yuri V. Kovchegov

We numerically simulate planar shock wave collisions in anti-de Sitter space as a model for heavy ion collisions of large nuclei. We uncover a cross-over between two different dynamical regimes as a function of the collision energy. At low…

High Energy Physics - Theory · Physics 2013-11-01 Jorge Casalderrey-Solana , Michal P. Heller , David Mateos , Wilke van der Schee

The Color Glass Condensate is an effective theory description for the small momentum fraction x degrees of freedom in a high energy hadron or nucleus, which can be understood in terms of strong classical gluon fields. We discuss the…

High Energy Physics - Phenomenology · Physics 2009-10-02 T. Lappi

The Glauber model is extensively applied to heavy ion collision for describing a number of interaction processes over a wide range of energies from near the Coulomb barrier to higher energies. The model gives the nucleus-nucleus interaction…

Nuclear Theory · Physics 2007-05-23 P. Shukla

The study of multiparticle correlations and collectivity in the hot and dense matter created in collisions of heavy-ions as well as those of smaller systems such as proton--heavy-ion collisions has progressed to the point where detailed…

High Energy Physics - Phenomenology · Physics 2018-01-31 K. Dusling , M. Mace , R. Venugopalan

In this two-paper series, we present a straightforward mathematical model for synthesizing quasar absorption line profiles from sight lines through idealized, spatial-kinematic models of the circumgalactic medium (CGM) and their host…

Astrophysics of Galaxies · Physics 2025-10-29 Christopher W. Churchill

In the framework of the Schwinger Model for percolating strings we establish a general relation between multiplicity and transverse momentum square distributions in hadron-hadron and heavy ion collisions. Some of our results agree with the…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. Dias de Deus , E. G. Ferreiro , C. Pajares , R. Ugoccioni

Recent results connected to nuclear collision dynamics, from low up to relativistic energies, are reviewed. Heavy ion reactions offer the unique opportunity to probe the complex nuclear many-body dynamics and to explore, in laboratory…

Nuclear Theory · Physics 2020-07-15 Maria Colonna

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

We present results from a set of high (512^3 effective resolution), and ultra-high (1024^3) SPH adiabatic cosmological simulations of cluster formation aimed at studying the internal structure of the intracluster medium (ICM). We derive a…

Astrophysics · Physics 2009-11-10 G. Yepes , Y. Ascasibar , R. Sevilla , S. Gottlober , V. Muller