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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

In the framework of a dynamical gluon mass model recently developed, we investigate the effects of two essential parameters in the description of elastic $pp$ and $\bar{p}p$ data at high energies: the soft Pomeron intercept and the…

High Energy Physics - Phenomenology · Physics 2012-01-18 D. A. Fagundes , E. G. S. Luna , M. J. Menon , A. A. Natale

Predictions of the elastic proton-proton cross sections at energies of LHC are calculate on the base of the high energy dynamical model. The growth of $ds/dt$ at fixed transfer momenta are shown. The form of eikonal of elastic hadron…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. V. Goloskokov , S. P. Kuleshov , O. V. Selyugin

We recently proposed a QCD-Pomeron described by the exchange of two non-perturbative gluons characterized by a dynamically generated gluon mass. It is here shown that data on elastic scattering, exclusive $\rho$ production in deep inelastic…

High Energy Physics - Phenomenology · Physics 2011-07-19 M. B. Gay Ducati , F. Halzen , A. A. Natale

The unitarity of the $S$-matrix requires that the absorptive part of the elastic scattering amplitude receives contributions from both the inelastic and the elastic channels. We explore this unitarity condition in order to describe, in a…

High Energy Physics - Phenomenology · Physics 2015-06-17 P. C. Beggio , E. G. S. Luna

The elastic hadronic amplitude is calculated using the nonperturbative light-cone dipole representation for gluon bremsstrahlung. The data for large mass diffraction demand a two-scale structure of light hadrons: the gluon clouds of the…

High Energy Physics - Phenomenology · Physics 2009-10-31 B. Z. Kopeliovich , I. K. Potashnikova , B. Povh , E. Predazzi

Total cross-sections and logarithmic slopes of the elastic scattering cross-sections for different hadronic processes are calculated in the framework of the model of the stochastic vacuum. The relevant parameters of this model, a…

High Energy Physics - Phenomenology · Physics 2009-09-25 H. G. Dosch , Erasmo Ferreira , A. Krämer

We update the comparison with experiment of the dynamical model of high-energy hadron interactions based on the two scale structure of hadrons. All predictions made over decade ago are confirmed with a high precision by the TOTEM experiment…

High Energy Physics - Phenomenology · Physics 2013-05-30 B. Z. Kopeliovich , I. K. Potashnikova , B. Povh

We review the main results we have obtained in the area of high-energy elastic hadron scattering and presented in this series of Workshops on Hadronic Interactions. After an introduction to some basic experimental and theoretical concepts,…

High Energy Physics - Phenomenology · Physics 2015-06-25 M. J. Menon

We discuss several clues related to the possible asymptotic behavior of hadron interactions arising on the base of performed analysis of the recent TOTEM data at the LHC and emphasize that the deep-elastic scattering can provide an…

High Energy Physics - Phenomenology · Physics 2016-01-05 S. M. Troshin , N. E. Tyurin

A brief historical overview of various modern approaches to the problem under consideration is given. It includes existing models based on a sum of different terms of the scattering amplitude with different signs and Regge-eikonal models…

High Energy Physics - Phenomenology · Physics 2026-03-03 O. V. Selyugin

Elastic proton-proton scattering is reviewed starting from the results of the LHC experiments conducted by the TOTEM and ATLAS collaborations, and the HEGS model and a simple phenomenological parametrisation are compared with the new data…

High Energy Physics - Phenomenology · Physics 2017-10-25 Oleg V. Selyugin , Jean-René Cudell

The recent measurements of the elastic cross section by the TOTEM Collaboration together with the first estimations of the inelastic cross sections by other LHC detectors are used to test the simplest version of the geometrical model of the…

High Energy Physics - Phenomenology · Physics 2015-06-03 Tadeusz Wibig

The problems linked with the extraction of the basic parameters of the hadron elastic scattering amplitude at the LHC are explored. It is shown that one should take into account the saturation regime which will lead to new effects at the…

High Energy Physics - Phenomenology · Physics 2009-11-13 O. V. Selyugin , J. -R. Cudell

An unified systematic of elastic (anti)proton-proton scattering data is proposed based on a simple expression for the process amplitude - f(q)=A[(\pi dq)/sh(\pi dq)][i J_1(Rq)/(Rq)+\rho J_0(Rq)]. The parameters R and d are obtained at a…

High Energy Physics - Phenomenology · Physics 2012-08-30 V. Uzhinsky , A. Galoyan

The soft diffraction phenomena in the elastic proton-proton scattering are reviewed from the viewpoint of experiments at the LHC (TOTEM and ATLAS collaboration). In the framework of the High Energy Generalized Structure (HEGS) model the…

High Energy Physics - Phenomenology · Physics 2017-04-17 O. V. Selyugin

The quantum statistical parton distributions approach proposed more than one decade ago is revisited by considering a larger set of recent and accurate Deep Inelastic Scattering experimental results. It enables us to improve the description…

High Energy Physics - Phenomenology · Physics 2015-12-09 Claude Bourrely , Jacques Soffer

A comprehensive, relativistic many-body approach to hadron structure is advanced based on the Coulomb gauge QCD Hamiltonian. Our method incorporates standard many-body techniques which render the approximations amenable to systematic…

High Energy Physics - Phenomenology · Physics 2009-10-28 Adam Szczepaniak , Eric S. Swanson , Chueng-Ryong Ji , Stephen R. Cotanch

The role of low-$x$ parton dynamics in dictating the high-energy behavior of forward scattering observables at LHC energies is investigated using a QCD-based model with even-under-crossing amplitude dominance at high-energies. We explore…

High Energy Physics - Phenomenology · Physics 2019-10-17 M. Broilo , D. A. Fagundes , E. G. S. Luna , M. J. Menon

The quantum statistical parton distributions approach proposed more than one decade ago is revisited by considering a larger set of recent and accurate Deep Inelastic Scattering experimental results. It enables us to improve the description…

High Energy Physics - Phenomenology · Physics 2017-04-05 Jacques Soffer , Claude Bourrely
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