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Related papers: Saturation Effects in Hadronic Cross Sections

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We present a method to include colour-suppressed effects in the Mueller dipole picture. The model consistently includes saturation effects both in the evolution of dipoles and in the interactions of dipoles with a target in a…

High Energy Physics - Phenomenology · Physics 2010-10-27 Emil Avsar , Gosta Gustafson , Leif Lonnblad

We analyze three jet production in the central-forward and forward rapidity regions in proton-proton and proton-lead collisions at LHC energies. Our calculation relies on high-energy factorization with a single off-shell gluon obeying small…

High Energy Physics - Phenomenology · Physics 2014-07-11 Andreas van Hameren , Piotr Kotko , Krzysztof Kutak

In this paper we confront the CGC/saturation approach of Ref.~\cite{CLMS} with the experimental combined HERA data and obtain its parameters. The model includes two features that are in accordance with our theoretical knowledge of deep…

High Energy Physics - Phenomenology · Physics 2024-12-12 Michael Roa , José Garrido , Miguel Guevara

On the basis of requirements of unitarity and analyticity we analyze the real and imaginary parts of the $pp^\pm$ scattering amplitudes at recent ultrahigh energies, 1-100 TeV. The predictions for the region $\sqrt s > 100$ TeV and ${\bf…

High Energy Physics - Phenomenology · Physics 2015-12-22 V. V. Anisovich , V. A. Nikonov , J. Nyiri

At large collision energy sqrt(s) and relatively low momentum transfer Q, one expects a new regime of Quantum Chromo-Dynamics (QCD) known as "saturation". This kinematical range is characterized by a very large occupation number for gluons…

High Energy Physics - Phenomenology · Physics 2008-11-26 Francois Gelis

In this work we estimate the heavy quark production in the interaction of ultra high energy cosmic rays in the atmosphere, considering that the primary cosmic ray is a proton or a photon. At these energies the saturation momentum Q_{sat}^2…

High Energy Physics - Phenomenology · Physics 2010-10-27 V. P. Goncalves , M. V. T. Machado

In this paper we perform a numerical study of the tranverse expansion of hadronic scattering amplitudes in the dipole picture of high energy QCD. We go beyond the mean field approximation by including fluctuations and also wave function…

High Energy Physics - Phenomenology · Physics 2008-11-26 Emil Avsar

We investigate the role of unitarization effects in virtual photon-proton (\gamma^*p) interactions at small x. The q\bar{q}-fluctuation of the initial photon is separated into a small distance and a large distance component and a model for…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Capella , E. G. Ferreiro , A. B. Kaidalov , C. A. Salgado

We study the cross section for the photoproduction reaction gamma N -> h X in fixed-target scattering at COMPASS, where the hadron h is produced at large transverse momentum. We investigate the role played by higher-order QCD corrections to…

High Energy Physics - Phenomenology · Physics 2015-06-16 Daniel de Florian , Melanie Pfeuffer , Andreas Schafer , Werner Vogelsang

We review the predictions of the theory of Color Glass Condensate for gluon production cross section in p(d)A collisions. We demonstrate that at moderate energies, when the gluon production cross section can be calculated in the framework…

High Energy Physics - Phenomenology · Physics 2010-11-30 Dmitri Kharzeev , Yuri V. Kovchegov , Kirill Tuchin

It is known that the proton is overpopulated by gluons and is characterized as a highly dense medium at high collision energies. From this, the formation of a new state of matter called Color Glass Condensate (CGC) is expected, and an open…

High Energy Physics - Phenomenology · Physics 2024-12-18 Yuri N. Lima , Andre V. Giannini , Victor P. B. Goncalves

The paper presents the phenomenological analysis of the energy dependence for the ratio of elastic to total cross section in proton-proton and antiproton-proton scattering. The analytic functions based on the study of low- and high-energy…

High Energy Physics - Phenomenology · Physics 2019-04-11 V. A. Okorokov

Recent experimental observations on the `bulk' features of particle production at high (pseudo)rapidities will be reviewed. This kinematic region is of interest mostly because of its relevance to the theoretical description of initial state…

Nuclear Experiment · Physics 2015-06-26 Gábor I. Veres

We discuss the associated W+/- H-/+ production in p p collision for the Large Hadron Collider. A complete one-loop calculation of the loop-induced subprocess g g -> W+/- H-/+ is presented in the framework of the Minimal Supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-09-25 Oliver Brein , Wolfgang Hollik , Shinya Kanemura

High-multiplicity proton-proton (pp) collisions at the Large Hadron Collider (LHC) energies have created a new domain of research to look for a possible formation of quark-gluon plasma in these events. In this paper, we estimate various…

High Energy Physics - Phenomenology · Physics 2021-04-22 Dushmanta Sahu , Raghunath Sahoo

This paper presents a qualitative explanation for the hollowness effect based on the inelastic overlap function, claiming this result is a consequence of fundamental thermodynamic processes. Using the Tsallis entropy, one identifies the…

High Energy Physics - Phenomenology · Physics 2020-09-15 S. D. Campos , V. A. Okorokov

The functional dependence of the high-energy observables of total cross section and slope parameter on the sizes of the colliding hadrons predicted by the model of the stochastic vacuum and the corresponding relations used in the geometric…

High Energy Physics - Phenomenology · Physics 2009-10-30 Erasmo Ferreira , Flávio Pereira

Saturation of the Froissart-Martin unitarity bound that the total cross sections increase like log2(s/s_0) appears to be confirmed. Due to this statement, the B log2(s/s_0) was assumed to extend the universal rise of all the total hadronic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Muneyuki Ishida , Keiji Igi

We estimate the amount of collective "elliptic flow" expected at mid-rapidity in proton-proton (p-p) collisions at the CERN Large Hadron Collider (LHC), assuming that any possible azimuthal anisotropy of the produced hadrons with respect to…

High Energy Physics - Phenomenology · Physics 2011-09-28 D. d'Enterria , G. Kh. Eyyubova , V. L. Korotkikh , I. P. Lokhtin , S. V. Petrushanko , L. I. Sarycheva , A. M. Snigirev

This paper investigates the configurational entropic content of hadron-nucleus collisions. Hadron multiplicities and Au nuclei are employed to compute the critical points of the configurational entropy as a function of the saturation scale…

High Energy Physics - Phenomenology · Physics 2020-04-22 Gayane Karapetyan
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