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We compute non-eikonal corrections to dijet production in deep inelastic scattering off a nucleus. Such corrections are expected to be quantitatively important at the energies of the future Electron Ion Collider. We focus on those…

高能物理 - 唯象学 · 物理学 2026-03-30 Néstor Armesto , Fabio Domínguez , Adrián Romero

We study the effects on multigluon production at mid-rapidity in the Color Glass Condensate of the non-eikonal corrections that stem from relaxing the shockwave approximation and giving the target a finite size. We extend previous works…

高能物理 - 唯象学 · 物理学 2022-11-09 Pedro Agostini , Tolga Altinoluk , Néstor Armesto , Fabio Dominguez , José Guilherme Milhano

We present a new method to systematically include corrections to the eikonal approximation in the background field formalism. Specifically, we calculate the subleading, power-suppressed corrections due to the finite width of the target or…

高能物理 - 唯象学 · 物理学 2015-06-19 Tolga Altinoluk , Néstor Armesto , Guillaume Beuf , Mauricio Martínez , Carlos A. Salgado

We consider the non-eikonal corrections to particle production in the Color Glass Condensate stemming from the relaxation of the shockwave approximation for the target that acquires a finite longitudinal dimension. We derive a modified…

高能物理 - 唯象学 · 物理学 2019-09-04 Pedro Agostini , Tolga Altinoluk , Néstor Armesto

We extend the study of corrections to the eikonal approximation that was initiated in Ref. \cite{Altinoluk:2014oxa} to higher orders. These corrections associated with the finite width of the target are investigated and the gluon propagator…

高能物理 - 唯象学 · 物理学 2016-02-17 Tolga Altinoluk , Néstor Armesto , Guillaume Beuf , Alexis Moscoso

We derive the full next-to-eikonal (NEik) corrections to the gluon propagator from before to after traversing a highly boosted gluon background field, including corrections both beyond the shockwave limit and beyond the static limit in…

高能物理 - 唯象学 · 物理学 2024-11-25 Tolga Altinoluk , Guillaume Beuf , Swaleha Mulani

We discuss cross sections for $tW$ production in proton-proton collisions at the LHC and at higher-energy colliders with energies of up to 100 TeV. We find that, remarkably, the soft-gluon corrections are numerically dominant even at very…

高能物理 - 唯象学 · 物理学 2021-06-16 Nikolaos Kidonakis , Nodoka Yamanaka

We consider the next-to-leading order (NLO) calculation of single inclusive particle production at forward rapidities in proton-nucleus collisions and in the framework of the Color Glass Condensate (CGC). We focus on the quark channel and…

高能物理 - 唯象学 · 物理学 2018-12-05 D. N. Triantafyllopoulos

Various corrections to the eikonal approximations are studied for two- and three-body nuclear collisions with the goal to extend the range of validity of this approximation to beam energies of 10 MeV/nucleon. Wallace's correction does not…

核理论 · 物理学 2017-11-29 Chloë Hebborn , Pierre Capel

We compute dijet production in Deep Inelastic Scattering at low $x$ in the dipole formalism at next-to-eikonal accuracy. We calculate the contributions induced by single photon exchange of either longitudinal or transverse polarization. We…

高能物理 - 唯象学 · 物理学 2023-10-06 Tolga Altinoluk , Guillaume Beuf , Alina Czajka , Arantxa Tymowska

We calculate gluon production in deep inelastic scattering of the current j= - (1/4) F_{\mu\nu}^a F_{\mu\nu}^a off a large nucleus and in nucleon-nucleus collisions. In a covariant gauge calculation the transverse momentum spectrum of the…

高能物理 - 唯象学 · 物理学 2011-08-11 Yuri V. Kovchegov , A. H. Mueller

In the Regge kinematics the amplitude for gluon production off three scattering centers is found in the Lipatov effective action technique. The vertex for gluon emission with the reggeon splitting in three reggeons is calculated and its…

高能物理 - 唯象学 · 物理学 2015-06-11 M. A. Braun , M. Yu. Salykin , S. S. Pozdnyakov , M. I. Vyazovsky

Within the Color Glass Condensate effective theory, we reconsider the next-to-leading order (NLO) calculation of the single inclusive particle production at forward rapidities in proton-nucleus collisions at high energy. Focusing on quark…

高能物理 - 唯象学 · 物理学 2017-02-01 E. Iancu , A. H. Mueller , D. N. Triantafyllopoulos

We calculate the classical single-gluon production amplitude in nucleus-nucleus collisions including the first saturation correction in one of the nuclei (the projectile) while keeping multiple-rescattering (saturation) corrections to all…

高能物理 - 唯象学 · 物理学 2015-06-23 Giovanni A. Chirilli , Yuri V. Kovchegov , Douglas E. Wertepny

In high energy proton-nucleus collisions, the gluon saturation effects from the nucleus are fully incorporated into the light-like Wilson lines. The gluon saturation effects from the proton, which are anticipated to be important either in…

高能物理 - 唯象学 · 物理学 2022-02-16 Ming Li , Vladimir V. Skokov

The process of gluon production in quark-nucleus collisions is studied in the framework of Lipatov's effective action formalism. The relevant simplifications and rules for longitudinal integrations are discussed in detail. The results…

高能物理 - 唯象学 · 物理学 2015-05-30 M. A. Braun , M. Yu. Salykin , M. I. Vyazovsky

Results for the complete NLO electroweak corrections to Standard Model Higgs production via gluon fusion are included in the total cross section for hadronic collisions. Artificially large threshold effects are avoided working in the…

高能物理 - 唯象学 · 物理学 2008-12-18 S. Actis , G. Passarino , C. Sturm , S. Uccirati

We calculate the classical gluon field of a fast projectile passing through a dense medium. We show that this allows us to calculate both the initial state gluon production in proton-nucleus collisions and the final state gluon radiation…

高能物理 - 唯象学 · 物理学 2008-11-26 Yacine Mehtar-Tani

We perform a numerical analysis of the two particle azimuthal correlations at central rapidities generated in $p$A collisions within the framework of the Color Glass Condensate. We extend the standard computations to include the subeikonal…

高能物理 - 唯象学 · 物理学 2023-04-26 Pedro Agostini , Tolga Altinoluk , Néstor Armesto

We extend our previous work on scattering amplitudes [1] to hadron collisions. We provide a general formalism for the computation of eikonal amplitudes squared for the radiation of soft and energy-ordered gluons off three hard-legs at…

高能物理 - 唯象学 · 物理学 2020-09-15 Kamel Khelifa-Kerfa , Yazid Delenda
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