English
Related papers

Related papers: Limiting fragmentation in the dilute Glasma

200 papers

We investigate the gravitational fragmentation of expanding shells in the context of the linear thin--shell analysis. We make use of two very different numerical schemes; the FLASH Adaptive Mesh Refinement code and a version of the Benz…

Astrophysics of Galaxies · Physics 2015-05-13 James E. Dale , Richard Wunsch , Anthony Whitworth , Jan Palous

Perturbative Quantum Chromodynamics (pQCD) predicts that the small-$x$ gluons in a hadron wavefunction should form a Color Glass Condensate (CGC), characterized by a saturation scale $Q_s (x, A)$ which is energy and atomic number dependent.…

High Energy Physics - Phenomenology · Physics 2009-01-07 M. S. Kugeratski , V. P. Goncalves , F. S. Navarra

Molecular cloud complexes exhibit both (i) an unfettered Larson-type spectrum over much of their dynamic range, whilst (ii) still producing a much lower star-formation rate than were this cascade to remain unfettered all the way down to…

Astrophysics of Galaxies · Physics 2020-02-12 Eric G. Blackman

In the pre-thermal equilibrium stage of relativistic heavy-ion collisions, a strong quasi-classical transverse gluon field emerges at about $\tau_0 \simeq 0.1 \, \rm fm/c$ and evolves together with their longitudinal counterparts according…

The study of azimuthal correlations in particle production at forward rapidities in proton-nucleus collisions provides direct information about high gluon density effects, like gluon saturation, in the nuclear wavefunction. In the…

High Energy Physics - Phenomenology · Physics 2015-06-16 Edmond Iancu , Julien Laidet

Considering the high-energy limit of the QCD gluon distribution inside a nucleus, we calculate the proton-nucleus total inelastic cross section using a simplified dipole model. We show that, if gluon saturation occurs in the nuclear surface…

High Energy Physics - Phenomenology · Physics 2014-11-20 L. Portugal , T. Kodama

These two lectures concern the Color Glass Condensate and the Glasma. These are forms of matter which might be studied in high energy hadronic collisions. The Color Glass Condensate is high energy density gluonic matter. It constitutes the…

High Energy Physics - Phenomenology · Physics 2008-04-11 Larry McLerran

We study experimentally the fracture mechanisms of a model cohesive granular medium consisting of glass beads held together by solidified polymer bridges. The elastic response of this material can be controlled by changing the cross-linking…

Soft Condensed Matter · Physics 2018-05-29 Alexander Schmeink , Lucas Goehring , Arnaud Hemmerle

The appearance of the non-homogeneous structures of the indirect exciton density distribution in the region of the quantum well (in the region of the inner ring) is explained. The structure (the fragmentation) occurs due to the exciton…

Mesoscale and Nanoscale Physics · Physics 2016-09-07 A. A. Chernyuk , V. I. Sugakov , V. V. Tomylko

We investigate fracture and fragmentation of solids due to impact at low energies using a two-dimensional dynamical model of granular solids. Simulating collisions of two solid discs we show that, depending on the initial energy, the…

Statistical Mechanics · Physics 2009-10-31 Ferenc Kun , Hans J. Herrmann

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 consider Bose-Einstein condensation of massive electrically charged scalars in a uniform background of charged fermions. We focus on the case when the scalar condensate screens the background charge, while the net charge of the system…

High Energy Physics - Theory · Physics 2008-11-26 Gregory Gabadadze , Rachel A. Rosen

We perform a detailed phenomenological analysis of how well hadronization in nuclear environments can be described in terms of effective fragmentation functions. The medium modified fragmentation functions are assumed to factorize from the…

High Energy Physics - Phenomenology · Physics 2010-04-06 Rodolfo Sassot , Marco Stratmann , Pia Zurita

Medium modification of dihadron fragmentation functions due to gluon bremsstrahlung induced by multiple partonic scattering is studied in both deep-inelastic scattering (DIS) off large nuclei and high-energy heavy-ion collisions within the…

Nuclear Theory · Physics 2008-11-26 A. Majumder , Enke Wang , Xin-Nian Wang

The structural description for the intriguing link between the fast vibrational dynamics and slow diffusive dynamics in glass-forming systems is one of the most challenging issues in physical science. Here, in a model of metallic…

Disordered Systems and Neural Networks · Physics 2017-08-09 Z. W. Wu , W. H. Wang , Limei Xu

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

The initial distribution of gluons at the very early times after a high energy heavy ion collision is described by the bulk scale $Q_s$ of gluon saturation in the nuclear wavefunction. The subsequent evolution of the system towards kinetic…

High Energy Physics - Phenomenology · Physics 2010-11-30 Jefferson Bjoraker , Raju Venugopalan

The high energy limit of QCD is controlled by very high energy density gluonic matter, the Color Glass Condensate. In the first instants of the collisions of two sheets of Colored Glass Condensate, a Glasma is formed with longitudinal flux…

High Energy Physics - Phenomenology · Physics 2008-07-28 Larry McLerran

Saturation of small-x gluons in a nucleus, which has the form of transverse momentum broadening of projectile gluons in pA collisions in the nuclear rest frame, leads to a modification of the parton distribution functions in the beam…

High Energy Physics - Phenomenology · Physics 2011-03-03 B. Z. Kopeliovich , H. J. Pirner , I. K. Potashnikova , Ivan Schmidt

Complex structural effects in the nuclide production from the projectile fragmentation of 1 A GeV 238U nuclei in a titanium target are reported. The structure seems to be insensitive to the excitation energy induced in the reaction. This is…

Nuclear Experiment · Physics 2009-11-10 M. V. Ricciardi , A. V. Ignatyuk , A. Kelic , P. Napolitani , F. Rejmund , K. -H. Schmidt , O. Yordanov
‹ Prev 1 3 4 5 6 7 10 Next ›