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Related papers: Diffractive D_s production in charged current DIS

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Dijet cross sections in neutral current deep inelastic ep scattering have been measured in the range $10 < \Q2 < 10^4$ GeV$^2$ with the ZEUS detector at HERA using an integrated luminosity of 38.4 pb$^{-1}$. The cross sections, measured in…

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

We calculate the cross section of a single inclusive gluon production in deep inelastic scattering at very high energies in the saturation regime, where the parton densities inside hadrons and nuclei are large and the evolution of structure…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yuri V. Kovchegov , Kirill Tuchin

In this work we give a theoretical description of the elastic vector meson production in diffractive DIS developed within the k_t-factorization formalism. Since the k_t-factorization scheme does not require large values of Q^2+m_V^2, we…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. P. Ivanov

We present a nonperturbative QCD calculation of diffractive vector meson production in virtual photon nucleon scattering at high energy. We use the nonperturbative model of the stochastic QCD vacuum which yields linear confinement and makes…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. G. Dosch , T. Gousset , G. Kulzinger , H. J. Pirner

Deep inelastic scattering and its diffractive component, ep -> e'gamma*p ->e'XN, have been studied at HERA with the ZEUS detector using an integrated luminosity of 4.2 pb-1. The measurement covers a wide range in the gamma*p c.m. energy W…

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

Massless diquark jet and gluon jet productions at large transverse momentum in the coherent diffractive processes at hadron colliders are studied in the two-gluon exchange parametrization of the Pomeron model. We use the helicity amplitude…

High Energy Physics - Phenomenology · Physics 2009-10-31 Feng Yuan , Kuang-Ta Chao

Recent measurements of the diffractive deep-inelastic cross section are used to extract diffractive parton densities of the proton. These are subsequently applied in models to predict the production of jets and open charm in the final…

High Energy Physics - Experiment · Physics 2007-05-23 Pierre Van Mechelen

We calculate diffractive dijet production in deep-inelastic scattering at next-to-leading order of perturbative QCD, including contributions from direct and resolved photons, and compare our predictions to preliminary data from the H1…

High Energy Physics - Phenomenology · Physics 2014-11-18 M. Klasen , G. Kramer

We demonstrate that hard dijet production via coherent inelastic diffraction is a promising channel for probing gluon saturation at the Electron-Ion Collider. By $inelastic$ diffraction we mean a process in which the two hard jets - a…

High Energy Physics - Phenomenology · Physics 2022-06-01 E. Iancu , A. H. Mueller , D. N. Triantafyllopoulos

We discuss diffractive dissociation of gluons into heavy quark pairs. The particular mechanism is similar to the diffractive dissociation of virtual photons into quarks. The amplitude for the $g p \to Q \bar Q p$ is derived in the impact…

High Energy Physics - Phenomenology · Physics 2013-07-01 Antoni Szczurek , Marta Luszczak , Wolfgang Schafer

We discuss diffractive photon-production of vector mesons in holographic QCD. At large $\sqrt{s}$, the QCD scattering amplitudes are reduced to the scattering of pair of dipoles exchanging a closed string or a pomeron. We use the…

High Energy Physics - Phenomenology · Physics 2018-09-19 Chang Hwan Lee , Hui-Young Ryu , Ismail Zahed

The QCD factorization theorem for diffractive processes in DIS is used to derive formulae for the leading twist contribution to the nuclear shadowing of parton distributions in the low thickness limit. Based on the current analyzes of…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. Frankfurt , M. Strikman

We analyze diffractive deep inelastic scattering within perturbative QCD by studying lepton scattering on a heavy quark target. Simple explicit expressions are derived in impact parameter space for the photon wave function and the…

High Energy Physics - Phenomenology · Physics 2009-09-11 Stanley J. Brodsky , Paul Hoyer , Lorenzo Magnea

The cross section for deep inelastic lepton-proton scattering (DIS) $\ell p \to \ell' X$ includes a diffractive deep inelastic (DDIS) contribution $\ell p \to \ell' p' X$, in which the proton remains intact with a large longitudinal…

High Energy Physics - Phenomenology · Physics 2021-12-06 Stanley J. Brodsky , Valery E. Lyubovitskij , Ivan Schmidt

In the paper we discussed the evolution equations for diffractive production in the framework of CGC/saturation approach, and found the analytical solutions for several kinematic regions. The most impressive features of these solutions are,…

High Energy Physics - Phenomenology · Physics 2018-07-04 Carlos Contreras , Eugene Levin , Rodrigo Meneses , Irina Potashnikova

We study the diffractive production of $q\bar{q}g$ jets with large transverse momenta in the region of large diffractive masses (small $\beta$). Cross sections for transverse and longitudinal photons are obtained in the leading log…

High Energy Physics - Phenomenology · Physics 2011-07-19 J. Bartels , H. Jung , M. Wüsthoff

The production of jets in charged current deep inelastic scattering (CC DIS) constitutes a class of observables that can be used to simultaneously test perturbative predictions for the strong and the electroweak sectors of the Standard…

High Energy Physics - Phenomenology · Physics 2018-11-21 J. Niehues , D. M. Walker

We discuss single diffractive gauge bosons ($\gamma^*,\,W^{\pm},\,Z$) production in proton-proton collisions at different (LHC and RHIC) energies within the color dipole approach. The calculations are performed for gauge bosons produced at…

High Energy Physics - Phenomenology · Physics 2013-06-28 Roman Pasechnik , Boris Kopeliovich , Irina Potashnikova

In charged current deep inelastic scattering charm is dominantly produced in scattering events on strange quarks, thereby allowing for an experimental determination of the nucleon's strange sea density. A measurement of the energy spectrum…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Kretzer

We present a study of $J/\psi + jet$ diffractive production in the direct photon process at HERA based on the factorization theorem for lepton-induced hard diffractive scattering and the factorization formalism of the nonrelativistic QCD…

High Energy Physics - Phenomenology · Physics 2015-06-25 Jia-Sheng Xu , Hong-An Peng , Zhan-Yuan Yan , Zhen-Min He
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