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Proton-proton total and elastic cross sections are considered in the Dakhno-Nikonov eikonal model [L.G. Dakhno, V.A. Nikonov, Eur. Phys. J. A8, 209 (1999)] at ultra-high energies. The model takes into account the quark structure of hadrons…

High Energy Physics - Phenomenology · Physics 2013-06-24 V. V. Anisovich , K. V. Nikonov , V. A. Nikonov

In calculations of (semi-) inclusive events within perturbative Quantum Chromodynamics, large logarithmic corrections arise from certain kinematic regions of interest which need to be resummed. When resumming soft gluon effects one…

High Energy Physics - Phenomenology · Physics 2007-05-23 Carola F. Berger

In this work we use an eikonalized minijet model where the effects of the first nonlinear corrections to the DGLAP equations are taken into account. The contributions coming from gluon recombination effects are included in the DGLAP+GLRMQ…

High Energy Physics - Phenomenology · Physics 2013-12-05 A. V. Giannini , F. O. Durães

We prove that the inclusive single-gluon production cross section for a hadron colliding with a high-density target factorizes into the gluon distribution function of the projectile, defined as usual within the DGLAP collinear…

High Energy Physics - Phenomenology · Physics 2011-01-25 Adrian Dumitru , Jamal Jalilian-Marian

A truncated BFKL series is studied and applied to hadronic processes. The proton-(anti)proton cross sections are described with good agreement with data and in a way consistent with the unitarity bound. The elastic scattering amplitude is…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. B. Gay Ducati , M. V. T. Machado

We compute the tree level cross section for gluon-gluon elastic scattering taking into account a dynamical gluon mass, and show that this mass scale is a natural regulator for this subprocess cross section. Using an eikonal approach in…

High Energy Physics - Phenomenology · Physics 2009-11-11 E. G. S. Luna , A. F. Martini , M. J. Menon , A. Mihara , A. A. Natale

The application of a modified gluon propagator and an infrared frozen running co upling constant in the description of the proton-proton elastic scattering is in vestigated. The model based on the exchange of the Pomeron as a pair of…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. B. Gay Ducati , W. K. Sauter

In this paper we present a comprehensive study of inclusive hadron production in DIS at low $x$. Properties of the hadron spectrum are different in different kinematic regions formed by three relevant momentum scales: photon virtuality…

High Energy Physics - Phenomenology · Physics 2013-05-30 Kirill Tuchin , Dajing Wu

Few composite exponential models for the differential cross section are proposed to analyse the proton-proton ($pp$) elastic scattering at several energies. These proposed models are fitted to the data for $pp$ elastic differential cross…

High Energy Physics - Phenomenology · Physics 2025-06-09 Muhammad Saad Ashraf , Nosheen Akbar , Sarwat Zahra

An eikonalized elastic proton-proton and proton-antiproton scattering amplitude, based on the suggestion of a finite sum of ladder diagrams, calculated from QCD and the number of $s-$channel gluon rungs and correspondingly the powers of…

High Energy Physics - Phenomenology · Physics 2012-02-21 A. Lengyel , Z. Tarics

We discuss the infrared limit for soft gluon kt-resummation and relate it to physical observables such as the intrinsic transverse momentum and the high energy limit of total cross-sections.

High Energy Physics - Phenomenology · Physics 2010-04-22 A. Grau , R. M. Godbole , G. Pancheri , Y. N. Srivastava

Within a QCD-based eikonal model with a dynamical infrared gluon mass scale we discuss how the small $x$ behavior of the gluon distribution function at moderate $Q^{2}$ is directly related to the rise of total hadronic cross sections. In…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. G. S. Luna , A. A. Natale , C. M. Zanetti

An almost model-independent parametrization for the ratio of the total cross section to the elastic slope, as function of the center of mass energy, is introduced. The analytical result is based on the approximate relation of this quantity…

High Energy Physics - Phenomenology · Physics 2012-02-02 D. A. Fagundes , M. J. Menon

The rise of the total, elastic and inelastic hadronic cross sections at high energies is investigated by means of an analytical parametrization, with the exponent of the leading logarithm contribution as a free fit parameter. Using…

High Energy Physics - Phenomenology · Physics 2013-05-07 D. A. Fagundes , M. J. Menon , P. V. R. G. Silva

In the framework of the Regge-eikonal model of hadron interaction based on the analyticity of the scattering amplitude with taking into account the hadron structure, a simultaneous analysis is carried out of 90 sets of data. These sets…

High Energy Physics - Phenomenology · Physics 2024-12-23 O. V. Selyugin

The differential cross-section of elastic proton-proton collisions is studied at ISR and LHC energies, utilizing a quark-diquark model, that generalizes earlier models of Bialas and Bzdak, and, in addition, a model of Glauber and Velasco.…

High Energy Physics - Phenomenology · Physics 2013-11-12 T. Csorgo , R. J. Glauber , F. Nemes

We calculate the cross section of a single inclusive gluon production in deep inelastic scattering at very high energies in the saturation regime, where the parton densities inside hadrons and nuclei are large and the evolution of structure…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yuri V. Kovchegov , Kirill Tuchin

I briefly summarize some general features of soft-gluon contribution to inclusive cross-sections. The discussion includes the issue of soft-gluon singularities in infrared- and collinear-safe observables. All-order resummation and the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stefano Catani

The ratio of elastic to total proton cross sections is related to the darkness of the spatial profile of inelastic interactions by a single parameter in the framework of a simple analytical model. Their critical values at LHC energies are…

High Energy Physics - Phenomenology · Physics 2017-04-10 I. M. Dremin