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We use a factorization scheme analogous to one proposed for single inclusive forward hadron production to factorize the soft gluon divergence present in the deep inelastic scattering cross sections in the dipole picture at next-to-leading…

High Energy Physics - Phenomenology · Physics 2018-06-11 B. Ducloué , H. Hänninen , T. Lappi , Y. Zhu

In the present paper we address double parton scattering (DPS) in quasi-real photon-proton interactions. By using electromagnetic and hadronic models of the photon light cone wave functions, we compute the so-called effective cross-section,…

High Energy Physics - Phenomenology · Physics 2022-01-05 Matteo Rinaldi , Federico Alberto Ceccopieri

We present a revision of predictions for nuclear shadowing in deep-inelastic scattering at small Bjorken $x_{Bj}$ corresponding to kinematic regions accessible by the future experiments at electron-ion colliders. The nuclear shadowing is…

High Energy Physics - Phenomenology · Physics 2020-06-11 Michal Krelina , Jan Nemchik

Deep-inelastic events for the scattering of the longitudinally polarized electron by polarized proton with tagged collinear photon radiated from initial-state electron are considered. The corresponding cross-section is derived in the Born…

High Energy Physics - Phenomenology · Physics 2015-06-25 G. I. Gakh , M. I. Konchatnij , N. P. Merenkov

The optical properties of clusters with metallic spherical particles embedded in an insulating matrix are studied. A theoretical approach is proposed for the calculation of the macroscopic dielectric response for a collection of spheres at…

Soft Condensed Matter · Physics 2009-10-31 Leonid G. Grechko , Vitaly N. Pustovit , Keith W. Whites

The differential cross section of exclusive diffractive vector meson production in electron proton collisions carries important information on the geometric structure of the proton. More specifically, the coherent cross section as a…

High Energy Physics - Phenomenology · Physics 2016-09-07 Heikki Mäntysaari , Björn Schenke

Using the QCD dipole picture of BFKL dynamics, the quasi elastic component of the diffractive gamma*-dipole cross-section, dominating at small M^2/Q^2, is calculated.

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Bialas , H. Navelet , R. Peschanski

We review QCD based descriptions of diffractive deep inelastic scattering emphasising the role of models with parton saturation. These models provide natural explanation of such experimentally observed facts as the constant ratio of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Golec-Biernat

We investigate the QED Compton process (both elastic and inelastic) in unpolarized and longitudinally polarized electron-proton scattering. The cross section can be expressed in terms of the equivalent photon distribution of the proton. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Mukherjee , C. Pisano

Being reformulated in the color dipole basis of small-x QCD Adler's theorem establishes a connection between perturbative and non-perturbative descriptions of DIS and quantifies the effect of non-perturbative dynamics on…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Fiore , V. R. Zoller

A future high-energy electron-ion collider would explore the non-linear weakly-coupled regime of QCD, and test the Color Glass Condensate (CGC) approach to high-energy scattering. Hard diffraction in deep inelastic scattering off nuclei…

High Energy Physics - Phenomenology · Physics 2008-06-02 C. Marquet , H. Kowalski , T. Lappi , R. Venugopalan

We present a study of Ioffe times in deep inelastic electron-proton scattering. We deduce 'experimental' Ioffe-time distributions from the small-x HERA data as described by a particular colour-dipole-model fit. We show distributions for…

High Energy Physics - Phenomenology · Physics 2015-05-14 Carlo Ewerz , Andreas von Manteuffel , Otto Nachtmann

The nucleon structure functions probed in deep-inelastic scattering at large virtualities form an important tool to test Quantum Chromdynamics (QCD) through precision measurements of the strong coupling constant $\alpha_s(M_Z^2)$ and the…

High Energy Physics - Phenomenology · Physics 2015-06-11 Johannes Blümlein

In this work we study the diffractive photoproduction of $J/\Psi$ in proton-proton, proton - nucleus and nucleus - nucleus collisions at LHC energies using the color dipole formalism and different models for the forward dipole - target…

High Energy Physics - Phenomenology · Physics 2014-07-18 V. P. Goncalves , B. D. Moreira , F. S. Navarra

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 energy dependence of inclusive and diffractive neutrino-nucleus deep-inelastic scattering cross sections within the dipole picture, focusing on the ultra-high-energy regime. We predict an up to $\sim 10\%$ nuclear…

High Energy Physics - Phenomenology · Physics 2024-09-26 Anh Dung Le , Heikki Mäntysaari

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

High-energy virtual photon-virtual photon scattering can be viewed as interaction of small size color dipoles from the beam and target photons, which makes $\gamma^{*}\gamma^{*}, \gamma^{*}\gamma$ scattering at high energies (LEP, LEP200 &…

High Energy Physics - Phenomenology · Physics 2011-09-13 N. N. Nikolaev , J. Speth , V. R. Zoller

We investigate the deeply virtual Compton scattering (DVCS) in the color dipole approach, implementing the dipole cross section through the saturation model, which interpolates successfully between soft and hard regimes. The imaginary and…

High Energy Physics - Phenomenology · Physics 2011-09-13 L. Favart , M. V. T. Machado

In these lectures, a simple introduction to the phenomenon of diffraction in deep inelastic scattering and its theoretical description is given. While the main focus is on the diffractive structure function F_2^D, some issues in diffractive…

High Energy Physics - Phenomenology · Physics 2009-02-20 A. Hebecker
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