English
Related papers

Related papers: Nuclear DVCS within the high energy QCD color dipo…

200 papers

The exclusive photoproduction of upsilon states $\Upsilon(1S)$ and its radially excited states $\Upsilon(2S,3S)$ is investigated in the context of ultra-peripheral collisions at the LHC energies. Predictions are presented for their…

High Energy Physics - Phenomenology · Physics 2016-11-23 M. B. Gay Ducati , F. Kopp , M. V. T. Machado , S. Martins

Recent theory progresses in (3+1)D dynamical descriptions of relativistic nuclear collisions at finite baryon density are reviewed. Heavy-ion collisions at different collision energies produce strongly coupled nuclear matter to probe the…

Nuclear Theory · Physics 2022-02-16 Chun Shen

Quantum chromodynamics (QCD) phase diagram is usually plotted as temperature (T) versus the chemical potential associated with the conserved baryon number (\mu_{B}). Two fundamental properties of QCD, related to confinement and chiral…

Nuclear Experiment · Physics 2011-07-06 Bedangadas Mohanty

So far no theoretical tool for the comprehensive description of exclusive electroproduction of vector mesons off nuclei at medium energies has been developed. We suggest a light-cone QCD formalism which is valid at any energy and…

High Energy Physics - Phenomenology · Physics 2009-11-07 B. Z. Kopeliovich , J. Nemchik , A. Schaefer , A. V. Tarasov

In this presentation, we obtain the corresponding universal function to the diffractive process and show the cross section exhibits the geometrical scaling. It is observed the diffractive theory according to the color dipole approach at…

High Energy Physics - Phenomenology · Physics 2021-01-18 Z. Jalilian , G. R. Boroun

In this work we consider the QCD parton saturation models to describe soft interactions at the high energy limit. The total and elastic cross sections as well as the elastic slope parameter are obtained for proton-proton and pion-proton…

High Energy Physics - Phenomenology · Physics 2020-05-06 G. M. Peccini , F. Kopp , M. V. T. Machado , D. A. Fagundes

The influence of the dissipative terms on the conditions of formation and the characteristic parameters of shock waves in relativistic nuclear collisions is investigated for three types of equation of state (non linear QHD-1, resonance gas…

Nuclear Theory · Physics 2009-10-28 L. Mornas , U. Ornik

We study incoherent diffractive production of two and three jets in electron-nucleus deep inelastic scattering (DIS) at small $x_{\scriptscriptstyle \rm Bj}$ using the color dipole picture and the effective theory of the Color Glass…

High Energy Physics - Phenomenology · Physics 2024-07-26 Benjamin Rodriguez-Aguilar , D. N. Triantafyllopoulos , S. Y. Wei

We investigate the exclusive photoproduction of $J/\psi$-mesons in ultraperipheral heavy ion collisions in the color dipole approach. We first test a number of dipole cross sections fitted to inclusive $F_2$-data against the total cross…

High Energy Physics - Phenomenology · Physics 2019-04-17 Agnieszka Łuszczak , Wolfgang Schäfer

We study photoabsorption reaction and real Compton scattering (RCS) within the color dipole model. We rely on a photon wave function derived in the instanton vacuum model, and on the energy dependent phenomenological elastic dipole…

High Energy Physics - Phenomenology · Physics 2009-09-24 B. Z. Kopeliovich , Ivan Schmidt , M. Siddikov

Recent advances in the photon tagging facilities together with the novel, high resolution fast calorimetry made possible to perform photoproduction cross section measurements of pseudoscalar mesons on nuclei with a percent level accuracy.…

High Energy Physics - Phenomenology · Physics 2015-05-13 S. Gevorkyan , A. Gasparian , L. Gan , I. Larin , M. Khandaker

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

The heavy quark production in ultraperipheral heavy ion collisions is investigated, in particular we focus on the results from the coherent interactions given by the two-photon process. One addresses the heavy quark total cross sections at…

High Energy Physics - Phenomenology · Physics 2009-01-07 V. P. Goncalves , M. V. T. Machado

We calculate quasi-exclusive scattering of a virtual photon and a proton or pion in nuclear targets. This is the first complete calculation of ``color transparency" and "nuclear filtering " in perturbative QCD. The calculation includes full…

High Energy Physics - Phenomenology · Physics 2009-10-31 Bijoy Kundu , Jim Samuelsson , Pankaj Jain , John P. Ralston

The Color Glass Condensate (CGC) predicts the form of the nuclear wavefunction in QCD at very small x. Using this, we compute the wavefunction for the collision of two nuclei, infinitesimally in the forward light cone. We show that the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kenji Fukushima , Francois Gelis , Larry McLerran

We calculate the inclusive small-x valence quark production cross section in proton-nucleus collisions at high energies. The calculation is performed in the framework of the Color Glass Condensate formalism. We consider both the case when…

High Energy Physics - Phenomenology · Physics 2008-11-26 Javier L. Albacete , Yuri V. Kovchegov

In this paper we analyze nuclear medium effects on DVCS amplitudes in the $\Bx$ range of $0.1-0.0001$ for a large range of $Q^2$ and four different nuclei. We use our nucleon GPD model capable of describing all currently available DVCS data…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. Freund , M. Strikman

The recent progress in color BFKL-Regge phenomenology of small-x DIS on nucleons, pions and photons is reviewed

High Energy Physics - Phenomenology · Physics 2007-05-23 N. N. Nikolaev , V. R. Zoller

A general QCD light front formalism to compute many-body color charge correlation functions due to quarks in the proton was constructed~\cite{Dumitru:2018vpr}. These enable new studies of color charge distributions in the nucleon. The…

Nuclear Theory · Physics 2019-10-09 Gerald A. Miller

A review of some theoretical aspects of small x QCD physics is given, with a particular emphasis to the relation between the BFKL and the colour dipole approaches. The nonlinear evolution equations one may construct, as a better…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. P. Vacca
‹ Prev 1 4 5 6 7 8 10 Next ›