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Related papers: Of Dips, Structures and Eikonalization

200 papers

We consider the first LHC data for elastic pp scattering in the framework of Regge theory with multiple Pomeron exchanges. The simplest eikonal approach allows one to describe differential elastic cross sections at LHC, as well as pp and…

High Energy Physics - Phenomenology · Physics 2015-06-04 C. Merino , Yu. M. Shabelski

The main contribution to hard elastic scattering comes from components of wave functions of colliding hadrons that contain minimum number of partons. We discuss this mechanism in regge and parton approaches and estimate the probabilities…

High Energy Physics - Phenomenology · Physics 2010-12-27 O. V. Kancheli

We reanalyse $\bar p p$ and $pp$ high energy data of the elastic scattering above $\sqrt{s}=5$ GeV on the total cross-section $\sigma_{tot}$ and on the forward $\rho$-ratio for various models of Pomeron, utilizing two methods. The first one…

High Energy Physics - Phenomenology · Physics 2009-10-30 P. Desgrolard , M. Giffon , E. S. Martynov

Considering the Froissart-Martin bound, Jin-Martin-Cornille bound and the optical theorem, we propose a novel parametrization for the total cross-section of proton-proton and antiproton-proton elastic scattering data. Using derivative…

High Energy Physics - Phenomenology · Physics 2010-11-30 S. D. Campos , V. A. Okorokov

We describe the main features of recent LHC data on elastic pp scattering through a simple parametrization to the amplitude, inspired by a model proposed by Barger and Phillips in 1973, comprising of two exponentials with a relative phase.…

High Energy Physics - Phenomenology · Physics 2013-12-04 Daniel A. Fagundes , Agnes Grau , Simone Pacetti , Giulia Pancheri , Yogendra N. Srivastava

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 introduce a new model of near-forward elastic proton-(anti)proton scattering at high energy based on the modern formulation of Pomeron and Odderon in terms of Wilson lines and generalized TMDs (GTMDs). We compute the helicity-dependent…

High Energy Physics - Phenomenology · Physics 2020-06-24 Yoshikazu Hagiwara , Yoshitaka Hatta , Roman Pasechnik , Jian Zhou

Data-driving determination of the new properties of elastic scattering at small angles on the basis on all existing experimental data for $d\sigma/dt$ of $pp$ and $p\bar{p}$ at $\sqrt{s} \geq 540$ GeV allows us to obtain the main…

High Energy Physics - Phenomenology · Physics 2024-11-18 O. V. Selyugin

The hadronic quark structure is investigated in the frame of high energy electron proton scattering. A phenomenological model based on the Born approximation is used to calculate the transition matrix element for the quark system forming…

High Energy Physics - Phenomenology · Physics 2008-02-03 M. T. Hussein , N. M. Hassan

We present a detailed analysis of the polarized and the unpolarized deep inelastic scattering structure functions of the proton, g_1^p and F_2^p respectively, in the context of a holographic dual description based on type IIB superstring…

High Energy Physics - Phenomenology · Physics 2023-09-11 Ignacio Borsa , David Jorrin , Rodolfo Sassot , Martin Schvellinger

Making use of a derivative dispersion approach, we investigate the behavior of the the total cross section and the rho parameter for pp and p(bar)p scattering from accelerator to cosmic ray energies. The discrepancies in the cosmic ray…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. F. Ávila , E. G. S. Luna , M. J. Menon

A behavior of imaginary and real parts of the high-energy elastic hadron scattering amplitude is examined in the diffraction region. It is shown that the interference between Coulomb and hadronic scattering at small momentum transfers and…

High Energy Physics - Phenomenology · Physics 2016-08-16 O. V. Selyugin , M. Lokajíček , V. Kundrát

High energy (CERN SPS and LHC) inelastic $pp$ ($p\bar p$) scattering is treated in the framework of additive quark model together with Pomeron exchange theory. We extract the midrapidity inclusive density of the charged secondaries produced…

High Energy Physics - Phenomenology · Physics 2016-09-21 Yu. M. Shabelski , A. G. Shuvaev

On the basis of the experimental data on diffractive processes in $\pi p$, $pp$ and $p \bar p$ collisions at intermediate, moderately high and high energies, we restore the scattering amplitude related to the $t$-channel exchange by vacuum…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. G. Dakhno , V. A. Nikonov

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 study the consequences of high-energy collider data on the best fits to total, elastic, inelastic, and single-diffractive cross sections for $pp$ and $p \bar{p}$ scattering using different unitarisation schemes. We find that the data are…

High Energy Physics - Phenomenology · Physics 2021-11-23 Arno Vanthieghem , Atri Bhattacharya , Rami Oueslati , Jean-René Cudell

In this manuscript we analyzed the elastic $pp$ and $p\bar{p}$ cross-section in the Color Glass Condensate framework, treating them as a dilute-dense system, and derived the phenomenological constraints (upper bounds) on the…

High Energy Physics - Phenomenology · Physics 2026-03-04 Michael Roa , Marat Siddikov , Yanil Gentile , Ivan Zemlyakov

We calculate the C=P=-1 contribution to high-energy scattering of hadrons in the framework of the model of the stochastic vacuum. In models, where the pomeron is generated by a two gluon exchange, this odderon contribution comes from a…

High Energy Physics - Phenomenology · Physics 2007-05-23 Michael Rueter

The amplitudes of hadron-hadron forward elastic scattering at high energy a re investigated on the basis of analiticity and crossing-symmetry which is valid in QCD. The universal uniformizing variable for them is proposed and the formulae…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Majewski , V. A. Meshcheryakov

Constraints on the t-dependence of the hadronic scattering amplitude at asymptotic energies are derived by considering the exchange of the Pomeron, as a Regge pole, between off-shell gluons. Covariant reggeization ensures pure spin alpha…

High Energy Physics - Phenomenology · Physics 2011-03-23 F. Paccanoni