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Related papers: Estimating power corrections for the Drell-Yan Pro…

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Within the framework of generalized collinear factorization in perturbative QCD (pQCD), we study the effect of initial multiple parton scattering and induced parton energy loss in Drell-Yan (DY) process in proton-nucleus collisions. We…

High Energy Physics - Phenomenology · Physics 2015-05-30 Hongxi Xing , Yun Guo , Enke Wang , Xin-Nian Wang

The dependence of corrections due to the initial state radiation in $e^+ e^-$-annihilation processes on the choice of the factorization scale is investigated. Different prescriptions of the factorization scale choice are analyzed within the…

High Energy Physics - Phenomenology · Physics 2026-04-30 Andrej Arbuzov , Uliana Voznaya , Aliaksandr Sadouski

Parton distributions with QED corrections open new scenarios for high precision physics. We recall the need for accurate and improved predictions which keeps into account higher order QCD corrections together with electroweak effects. We…

High Energy Physics - Phenomenology · Physics 2022-03-02 Stefano Carrazza

We report on the calculation of the threshold soft function for heavy quark pair production in e+ e- annihilation at two-loop order. Our main result is a generalization of the familiar Drell-Yan threshold soft function to the case of…

High Energy Physics - Phenomenology · Physics 2015-09-22 Andreas von Manteuffel , Robert M. Schabinger , Hua Xing Zhu

The master integrals for the mixed QCD-QED two-loop virtual corrections to the charged-current Drell-Yan process $q\bar{q}^{\prime} \rightarrow \ell \nu$ are computed analytically by using the differential equation method. A suitable choice…

High Energy Physics - Phenomenology · Physics 2022-08-03 Ming-Ming Long , Ren-You Zhang , Wen-Gan Ma , Yi Jiang , Liang Han , Zhe Li , Shuai-Shuai Wang

Drell Yan production is a sensitive probe of new physics and as such has been calculated to high order in both the electroweak and QCD sectors of the Standard Model, allowing for precision comparisons between theory and data. Here we extend…

High Energy Physics - Phenomenology · Physics 2021-09-02 Sally Dawson , Pier Paolo Giardino

We perform a case study of the behavior of gluon radiation beyond the soft approximation, using as an example the Drell-Yan production cross section at NNLO. We draw a careful distinction between the eikonal expansion, which is in powers of…

High Energy Physics - Phenomenology · Physics 2015-06-23 Domenico Bonocore , Eric Laenen , Lorenzo Magnea , Leonardo Vernazza , Chris D. White

We study transverse momentum dependent factorization and resummation at sub-leading power in Drell-Yan and semi-inclusive deep inelastic scattering. In these processes the sub-leading power contributions to the cross section enter as a…

High Energy Physics - Phenomenology · Physics 2023-02-15 Leonard Gamberg , Zhong-Bo Kang , Ding Yu Shao , John Terry , Fanyi Zhao

The Drell-Yan (DY) process of dilepton pair production off nuclei is not affected by final state interactions, energy loss or absorption. A detailed phenomenological study of this process is thus convenient for investigation of the onset of…

High Energy Physics - Phenomenology · Physics 2016-06-01 Eduardo Basso , Victor P. Goncalves , Michal Krelina , Jan Nemchik , Roman Pasechnik

Modern parton distribution function (PDF) determinations either neglect higher-order corrections in the electroweak (EW) coupling or implement them approximately for a subset of PDF processes. We present a new tool, PineAPPL, which supports…

High Energy Physics - Phenomenology · Physics 2021-08-13 Christopher Schwan

A precise measurement of the ratios of the Drell-Yan cross section per nucleon for an 800 GeV/c proton beam incident on Be, Fe and W targets is reported. The behavior of the Drell-Yan ratios at small target parton momentum fraction is well…

Partonic cross sections for the production of massive objects in hadronic collisions receive large corrections when the invariant mass of the initial-state partons is just above the production threshold. Since typically the center-of-mass…

High Energy Physics - Phenomenology · Physics 2009-04-17 Thomas Becher , Matthias Neubert , Gang Xu

We discuss kinematical correlations between charged leptons from semileptonic decays of open charm/bottom, leptons produced in the Drell-Yan mechanism as well as some other mechanisms not included so far in the literature in proton-proton…

High Energy Physics - Phenomenology · Physics 2011-04-04 Rafal Maciula , Antoni Szczurek , Gabriela Slipek

I report on precision comparisons of theoretical predictions for Drell-Yan (DY) transverse momentum spectra from two approaches: the analytical resummation approach based on Collins-Soper-Sterman (CSS) formalism and the parton branching…

High Energy Physics - Phenomenology · Physics 2021-08-10 Aron Mees van Kampen

In this paper we study the transverse energy spectrum for the Drell-Yan process. The transverse energy is measured within the central region defined by a (pseudo-) rapidity cutoff. Soft-collinear effective theory (SCET) is used to factorize…

High Energy Physics - Phenomenology · Physics 2018-09-25 Daekyoung Kang , Yiannis Makris , Thomas Mehen

Radiative corrections in pole approximation, which are based on the leading contribution in a systematic expansion of amplitudes about resonance poles, naturally decompose into factorizable corrections attributed to the production or decay…

High Energy Physics - Phenomenology · Physics 2024-05-07 Stefan Dittmaier , Alexander Huss , Jan Schwarz

Uncertainties in the parametrization of Parton Distribution Functions are a serious limiting systematic uncertainty in Large Hadron Collider searches for Beyond the Standard Model physics. This is especially true for measurements at high…

High Energy Physics - Phenomenology · Physics 2026-01-27 Yao Fu , Raymond Brock , Daniel Hayden , Chien-Peng Yuan

Data for Drell-Yan (DY) processes on nuclei are currently available from fixed target experiments up to the highest energy of $\sqrt{s}=40\GeV$. The bulk of the data cover the range of short coherence length, where the amplitudes of the DY…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. B. Johnson , B. Z. Kopeliovich , M. J. Leitch , P. L. McGaughey , J. M. Moss , I. K. Potashnikova , Ivan Schmidt

We present a comprehensive comparison of the available experimental data for the Drell-Yan lepton angular coefficients $\lambda$ and $\nu$ to calculations at leading and next-to-leading order of perturbative QCD. To obtain the…

High Energy Physics - Phenomenology · Physics 2016-09-13 Martin Lambertsen , Werner Vogelsang

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