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Related papers: Factorisation, Parton Entanglement and the Drell-Y…

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Complete one-loop electroweak corrections to neutral current Drell-Yan process $p p \to \ell^+\ell^- X$ are presented for the case of longitudinal polarization of initial particles. Cross sections for longitudinally polarized protons allow…

High Energy Physics - Phenomenology · Physics 2023-05-10 S. Bondarenko , Ya. Dydyshka , L. Kalinovskaya , R. Sadykov , V. Yermolchyk

We discuss the possibility of finding polarized antiquark flavor asymmetry in Drell-Yan processes. We find that the difference between polarized proton-proton and proton-deuteron Drell-Yan cross sections should provide valuable information…

High Energy Physics - Phenomenology · Physics 2017-08-23 S. Kumano

We predict the triple differential cross section of the unpolarized Drell-Yan process at sqrt(S)=6 GeV. The model incorporates primordial parton transverse momentum and quark off-shellness effects caused by the initial state interaction.

High Energy Physics - Phenomenology · Physics 2009-11-11 O. Linnyk , S. Leupold , U. Mosel

Tensor structure of the deuteron can be studied by deep inelastic scattering and Drell-Yan process to understand it in terms of quark and gluon degrees of freedom. It probes interesting features in the deuteron including a D-wave…

Nuclear Theory · Physics 2017-02-07 S. Kumano , Qin-Tao Song

We study the single spin asymmetry in the lepton angular distribution of Drell-Yan processes in the frame work of collinear factorization. The asymmetry has been studied in the past and different results have been obtained. In our study we…

High Energy Physics - Phenomenology · Physics 2015-06-04 J. P. Ma , G. P. Zhang

We review recent progress in the study of parton propagation, interaction and fragmentation in both cold and hot strongly interacting matter. Experimental highlights on high-energy hadron production in deep inelastic lepton-nucleus…

We calculate the gauge invariant Drell-Yan-like hadron tensors. In connection with new COMPASS results, we propose the single spin asymmetry which probes gluon poles together with chiral-odd and time-odd functions. The relevant pion…

High Energy Physics - Phenomenology · Physics 2017-07-05 I. V. Anikin , L. Szymanowski , O. V. Teryaev , N. Volchanskiy

We discuss Drell-Yan production of dileptons at high energies in forward rapidity region in a hybrid high-energy approach. This approach uses unintegrated gluon distributions in one proton and collinear quark/antiquark distributions in the…

High Energy Physics - Phenomenology · Physics 2016-07-04 Antoni Szczurek , Wolfgang Schaefer

We discuss Drell-Yan production of dileptons at high energies in forward rapidity region in a hybrid high-energy approach. This approach uses unintegrated gluon distributions in one proton and collinear quark/antiquark distributions in the…

High Energy Physics - Phenomenology · Physics 2016-04-20 Wolfgang Schäfer , Antoni Szczurek

We review ideas on the structure of the QCD vacuum which had served as motivation for the discussion of various non-standard QCD effects in high-energy reactions in articles from 1984 to 1995. These effects include, in particular,…

High Energy Physics - Phenomenology · Physics 2015-06-18 Otto Nachtmann

The forward-backward asymmetry of the Drell-Yan process in dilepton decays at high invariant masses can be used to probe the parton distribution functions at large x. The behavior of three modern PDF sets (CT18NNLO, MSHT20, and NNPDF4.0)…

High Energy Physics - Phenomenology · Physics 2023-08-02 Yao Fu , Raymond Brock , Daniel Hayden , Chien-Peng Yuan

We present a global fit of parton distributions at next-to-next-to-leading order (NNLO) in QCD. The fit is based on the world data for deep-inelastic scattering, fixed-target data for the Drell-Yan process and includes, for the first time,…

High Energy Physics - Phenomenology · Physics 2014-04-02 S. Alekhin , J. Bluemlein , S. Moch

In this paper, we extend the study of Drell-Yan processes with antiproton beams already presented in a previous work. We consider the fully polarized $\bar{p}^\uparrow p^\uparrow \to \mu^+ \mu^- X$ process, because this is the simplest…

High Energy Physics - Phenomenology · Physics 2009-11-11 Andrea Bianconi , Marco Radici

The formalism for uniform description of Drell-Yan transverse-momentum spectrum is presented in a framework of High-Energy Factorization, which smoothly interpolates between Collins-Soper-Sterman formalism at $|{\bf q}_T|\ll Q$ and usual…

High Energy Physics - Phenomenology · Physics 2021-01-04 Maxim A. Nefedov , Vladimir A. Saleev

We report recent theoretical progress on a polarization asymmetry in the proton-deuteron Drell-Yan process with a polarized-deuteron target and the tensor-polarized structure function $b_1$. Experimental measurements are possible at JLab…

High Energy Physics - Phenomenology · Physics 2019-02-14 S. Kumano , Qin-Tao Song

We use the TMD quark densities of the proton to investigate unpolarized Drell-Yan lepton pair production in proton-proton collisions at the LHC energies. We investigate the case where the gluon-to-quark splitting occurs at the last…

High Energy Physics - Phenomenology · Physics 2014-06-11 S. P. Baranov , A. V. Lipatov , N. P. Zotov

We discuss production of Drell-Yan lepton pairs at hadron colliders in the framework of the parton Reggeization approach, which includes off-shell initial state effects in a gauge-invariant way. Other possible prescriptions to restore…

High Energy Physics - Phenomenology · Physics 2019-02-13 Maxim Nefedov , Vladimir Saleev

The asymmetry in the angular distribution of Drell--Yan dilepton pairs generated in collisions where just one nucleon is transversely polarised has been examined in the literature with a variety of results, mainly differing by factors of…

High Energy Physics - Phenomenology · Physics 2014-02-24 Gabriele Re Calegari , Philip G. Ratcliffe

In a recent work, factorization breaking interactions and T-odd distributions have been analyzed from the point of view of statistical mechanics. One of the central points was the process leading from the coherent initial hadron state to an…

High Energy Physics - Phenomenology · Physics 2007-09-11 A. Bianconi

Modern analyses of experimental data from hadron colliders rely on theory predictions at high orders in perturbation theory and a variety of input settings. Interpolation grids facilitate an almost instant re-evaluation of theory…

High Energy Physics - Phenomenology · Physics 2025-01-24 Juan Cruz-Martinez , Alexander Huss , Christopher Schwan