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Related papers: Energy-dependent dipole form factor in a QCD-inspi…

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We study infrared contributions to semihard parton-parton interactions by considering an effective charge whose finite infrared behavior is constrained by a dynamical mass scale. Using an eikonal QCD-based model in order to connect this…

High Energy Physics - Phenomenology · Physics 2021-01-19 C. A. S. Bahia , M. Broilo , E. G. S. Luna

Utilizing the most recent experimental data, we reanalyze high energy \pbar p and pp data, using two distinct (and {\em dissimilar}) analysis techniques: (1) asymptotic amplitude analysis, under the assumption that we have reached…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. M. Block , F. Halzen , B. Margolis , A. R. White

We propose a new parton model and demonstrate that the model describes the relevant experimental data at high energies. The model is based on Pomeron calculus in 1+1 space-time dimensions, as suggested in Ref. [18] and on simple assumptions…

High Energy Physics - Phenomenology · Physics 2019-03-27 E. Gotsman , E. Levin , I. Potashnikova

We consider the differential and total cross sections for proton-proton and proton-antiproton scattering in the Regge regime from the point of view of string dual models of QCD. We argue that the form factor which appears in the…

High Energy Physics - Phenomenology · Physics 2014-11-20 Sophia K. Domokos , Jeffrey A. Harvey , Nelia Mann

In this talk we give a brief description of a QCD motivated model for both hard and soft interactions at high energies. In this model the long distance behaviour of the scattering amplitude is determined by the dipole scattering amplitude…

High Energy Physics - Phenomenology · Physics 2009-11-13 A. Kormilitzin , E. Levin

In the framework of the Model of the Stochastic Vacuum elastic hadron-hadron scattering, photo- and electroproduction of vectormesons and also F_2(Q^2) can be well described at center of mass energy approximately 20 GeV. The scattering…

High Energy Physics - Phenomenology · Physics 2011-09-13 Michael Rueter

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

In this paper we discuss the Odderon contribution in our model[19] that gives a fairly good description of $\sigma_{\rm tot}$ $\sigma_{\rm el}$and $B_{\rm el}$ for proton-proton scattering. We show that the shadowing corrections are large,…

High Energy Physics - Phenomenology · Physics 2020-05-27 E. Gotsman , E. Levin , I. Potashnikova

We compute the differential and the total cross sections for $pp$ scattering using the QCD pomeron model proposed by Landshoff and Nachtmann. This model is quite dependent on the experimental electromagnetic form factor, and it is not…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. Carvalho , A. A. Natale , C. M. Zanetti

The Chou-Yang model based on multiple diffraction theory has already been used by us to predict the characteristics of antiproton-proton elastic scattering at very high energies. But the recent precise data on proton elastic form factor…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mohammad Saleem , Muhammad Ali , Shaukat Ali , Atif Shahbaz

A non-relativistic potential-model version of the factorization assumption, used in perturbative QCD calculations of hadronic form factors, is used, along with the Born approximation valid at high energies, to derive a remarkably simple…

Nuclear Theory · Physics 2009-11-07 Gerald A. Miller , Mark Strikman

In this paper the problem of high-energy hadron-hadron (dipole-dipole) scattering is approached (for the first time) from the point of view of lattice QCD, by means of Monte Carlo numerical simulations. In the first part, we give a brief…

High Energy Physics - Lattice · Physics 2010-05-12 M. Giordano , E. Meggiolaro

Inclusive single jet production in hadron collisions is considered. It is shown that the QCD parton model predicts a nonmonotonic dependence of the inclusive cross section on the fraction of the energy deposited in the jet registered, if it…

High Energy Physics - Phenomenology · Physics 2008-02-03 Victor T. Kim , Grigorii B. Pivovarov , James P. Vary

Double parton scattering, occurring in high energy hadron-hadron collisions, e.g. at the LHC, is usually investigated through model dependent analyses of the so called effective cross section $\sigma_{eff}$. We present a dynamic approach to…

High Energy Physics - Phenomenology · Physics 2016-03-23 Matteo Rinaldi , Sergio Scopetta , Marco Traini , Vicente Vento

The effective cross section of double parton scattering in high-energy hadron collisions has been measured in proton--proton collisions, with significant variation among final-state observables, contrary to the idea of a universal value.…

High Energy Physics - Phenomenology · Physics 2026-05-14 Joao Vitor C. Lovato , Edgar Huayra , Emmanuel G. de Oliveira

In this paper we develop a QCD motivated model for both hard and soft interactions at high energies. In this model the long distance behavior of the scattering amplitude is determined by the approximate solution to the non-linear evolution…

High Energy Physics - Phenomenology · Physics 2009-09-29 A. Kormilitzin , E. Levin

Hadron electromagnetic form factor in the time-like region at the boundary of the physical region is considered. The energy behavior of the form factor is shown to be determined by the strong hadron-antihadron interaction. Imaginary parts…

Nuclear Theory · Physics 2010-01-26 O. D. Dalkarov , P. A. Khakhulin , A. Yu. Voronin

We reproduce the DIS measurements of the proton structure function at high energy from the dipole model in momentum space. To model the dipole-proton forward scattering amplitude, we use the knowledge of asymptotic solutions of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. T. de Santana Amaral , M. A. Betemps , M. B. Gay Ducati , G. Soyez

We revisit a minijet model to examine the behavior of the total cross section, $\sigma_{tot}$, and the ratio of the real to imaginary parts of the scattering amplitude, $\rho$, at high energies. In this framework, the growth of…

High Energy Physics - Phenomenology · Physics 2025-02-06 T. V. Iser , E. G. S. Luna

We study the class of processes where the dynamics depends essentially on the properties of the hadron wave functions involved in the reactions. In this case the momentum dependence of the form of wave functions imposed by Lorentz…

High Energy Physics - Phenomenology · Physics 2022-01-05 Yu. A. Simonov
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