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Related papers: Elastic and quasi-elastic $pp$ and $\gamma^\star p…

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High energy (CERN SPS and LHC) $pp$ ($p\bar p$) scattering is treated in the framework of Additive Quark Model together with Pomeron exchange theory. The reasonable agreement with experimental data is achieved both for the elastic…

High Energy Physics - Phenomenology · Physics 2015-10-28 Yu. M. Shabelski , A. G. Shuvaev

In order to understand the initial partonic state in proton-nucleus and electron-nucleus collisions, we investigate the total, inelastic, and (quasi-)elastic cross sections in pA and gamma-A collisions, as these observables are insensitive…

High Energy Physics - Phenomenology · Physics 2015-07-14 Gosta Gustafson , Leif Lonnblad , Andras Ster , Tamas Csorgo

We present cross sections for diphoton production in (semi)exclusive $PbPb$ collisions, relevant for the LHC. The calculation is based on equivalent photon approximation in the impact parameter space. The cross sections for elementary…

High Energy Physics - Phenomenology · Physics 2016-05-30 Antoni Szczurek , Mariola Klusek-Gawenda , Piotr Lebiedowicz

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

Two-photon exchange (TPE) contributions to elastic electron-proton scattering in the forward regime are considered. The imaginary part of TPE amplitude in these kinematics is related to the DIS nucleon structure functions. The real part of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mikhail Gorchtein

A measurement is presented of elastic deeply virtual Compton scattering \gamma* p \to \gamma p made using e^+ p collision data corresponding to a luminosity of 46.5 pb^{-1}, taken with the H1 detector at HERA. The cross section is measured…

High Energy Physics - Experiment · Physics 2012-08-27 H1 Collaboration

Elastic scattering amplitudes dominated by the Pomeron singularity which obey the principal unitarity bounds at high energies are constructed and analyzed. Confronting the models of double and triple (at $t=0$) Pomeron pole (supplemented by…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Martynov

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

In high energy collisions saturation and multiple collisions are most easily accounted for in transverse coordinate space, while analyses in momentum space have been more suitable for calculating properties of exclusive final states. In…

High Energy Physics - Phenomenology · Physics 2009-10-02 Gösta Gustafson

A microscopic description of the quasielastic (p,n) charge-exchange reaction (here, charge-exchange scattering between analogue states) is presented and discussed. Emphasis is focused on the spin-isospin structure of the projectile-target…

Nuclear Theory · Physics 2008-11-26 H. F. Arellano , W. G. Love

We investigate the scattering cross section of aligned dipolar molecules in low-temperature gases. Over a wide range of collision energies relevant to contemporary experiments, the cross section declines in inverse proportion to the…

Atomic Physics · Physics 2015-05-13 J. L. Bohn , M. Cavagnero , C. Ticknor

Within the framework of a (1+1)--dimensional model which mimics high energy QCD, we study the behavior of the cross sections for inclusive and diffractive deep inelastic $\gamma^*h$ scattering cross sections. We analyze the cases of both…

High Energy Physics - Phenomenology · Physics 2012-09-28 M. B. Gay Ducati , E. G. de Oliveira , J. T. de Santana Amaral

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

A new form of two-photon exchange(TPE) effect is studied to explain the discrepancy between unpolarized and polarized experimental data in elastic $ep$ scattering. The mechanism is based on a simple idea that apart from the usual TPE…

High Energy Physics - Phenomenology · Physics 2015-06-18 Hong-Yu Chen , Hai-Qing Zhou

The study of exclusive processes in the future electron-ion ($eA$) colliders will be an important tool to investigate the QCD dynamics at high energies as they are in general driven by the gluon content of the target which is strongly…

High Energy Physics - Phenomenology · Physics 2015-06-11 V. P. Goncalves , D. S. Pires

Of all nuclear physics experiments none are more fundamental than ``elastic'' $p,p$ and, secondarily, $p,d$ or $d,d$ scattering. Recognizing that these particles are themselves composite, ``elastic'' scattering may be accompanied by…

Accelerator Physics · Physics 2023-02-08 Richard M Talman

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 evaluate quasielastic double-differential antineutrino cross sections obtained in a phenomenological model based on the superscaling behavior of electron scattering data and estimate the contribution of the vector meson-exchange currents…

Nuclear Theory · Physics 2013-05-30 J. E. Amaro , M. B. Barbaro , J. A. Caballero , T. W. Donnelly

A model of $pp$ and $\bar{p}p$ elastic scattering developed previously to analyze ISR and SPS Collider data is extended to predict $pp$ elastic differential cross section at LHC at c.m. energy of 14 TeV and momentum transfer range $|t|=0$ -…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. M. Islam

We calculate cross sections for diphoton production in (semi)exclusive $PbPb$ collisions, relevant for the LHC. The calculation is based on equivalent photon approximation in the impact parameter space. The cross sections for elementary…

Nuclear Theory · Physics 2016-05-04 Mariola Klusek-Gawenda , Piotr Lebiedowicz , Antoni Szczurek