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We discuss recent theoretical results for the complete mixed QCD-EW corrections to lepton-pair production via the Drell-Yan mechanism, a cornerstone process for the precision physics programme at the LHC. We present results for fiducial…

高能物理 - 唯象学 · 物理学 2021-11-02 Luca Buonocore

We consider neutral- and charged-current Drell Yan lepton-pair production at hadron colliders, and include dominant classes of electroweak and mixed QCD-electroweak corrections to all orders in perturbation theory. The accurate description…

高能物理 - 唯象学 · 物理学 2024-04-24 Luca Buonocore , Luca Rottoli , Paolo Torrielli

We study power corrections in the Drell-Yan (DY) process using state-of-the-art predictions for both neutral and charged current production. For both types of DY processes, we account for power corrections arising from bottom and charm…

高能物理 - 唯象学 · 物理学 2026-02-05 Ekta Chaubey , Pooja Mukherjee

We present a detailed study of the production of a high transverse-momentum lepton pair at hadron colliders, which includes the exact O(alpha) electroweak corrections properly matched with leading logarithmic effects due to multiple photon…

高能物理 - 唯象学 · 物理学 2009-04-17 C. M. Carloni Calame , G. Montagna , O. Nicrosini , A. Vicini

Electroweak corrections to hadron collider processes become relevant at the level of precision reached by present-day LHC experiments. We provide a preliminary discussion of the impact of electroweak corrections to parton distributions,…

高能物理 - 唯象学 · 物理学 2013-11-12 Stefano Carrazza

We calculate the complete electroweak O(alpha) corrections to pp, pbar p -> l+l- X (l=e, mu) in the Standard Model of electroweak interactions. They comprise weak and photonic virtual one-loop corrections as well as real photon radiation to…

高能物理 - 唯象学 · 物理学 2010-04-06 U. Baur , O. Brein , W. Hollik , C. Schappacher , D. Wackeroth

We apply the leading and sub-leading electroweak (EW) corrections to the Drell-Yan process of the neutralino pair production at proton-proton collision, in order to calculate the effects of the these corrections on the neutralino pair…

高能物理 - 唯象学 · 物理学 2013-07-16 A. I. Ahmadov , M. Demirci

We summarize the status of calculations of the electroweak radiative corrections to W and Z boson production via the Drell-Yan mechanism at hadron colliders. To fully exploit the precision physics potential of the high-luminosity…

高能物理 - 唯象学 · 物理学 2009-11-07 U. Baur , D. Wackeroth

We present a complete calculation of the electroweak O(alpha^3 alpha_s) corrections to three-jet production and related event-shape observables at electron--positron colliders. The Z-boson resonance is described within the complex-mass…

高能物理 - 唯象学 · 物理学 2014-11-20 Ansgar Denner , Stefan Dittmaier , Thomas Gehrmann , Christian Kurz

We discuss the O(alpha) electroweak radiative corrections to W and Z boson production and their impact on the measurement of the W mass at hadron colliders. The results of recent improved calculations are presented. We also briefly discuss…

高能物理 - 唯象学 · 物理学 2011-03-23 U. Baur

At present and future hadron colliders, the precision physics program started in the past will be continued. In particular, a precise determination of the W boson mass will be carried out. This requires the calculation of the radiative…

高能物理 - 唯象学 · 物理学 2007-05-23 C. M. Carloni Calame , G. Montagna , O. Nicrosini , M. Treccani

Electroweak (EW) corrections can be enhanced at high energies due to the soft or collinear radiation of virtual and real $W$ and $Z$ bosons that result in Sudakov-like corrections of the form $\alpha_W^l\log^n(Q^2/M_{W,Z}^2)$, where…

高能物理 - 唯象学 · 物理学 2017-02-10 John M. Campbell , Doreen Wackeroth , Jia Zhou

We report on the first complete computation of the mixed QCD$-$electroweak (EW) corrections to the neutral-current Drell$-$Yan process. Superseding previously applied approximations, our calculation provides the first result at this order…

Drell-Yan-like W-boson and Z-boson production in the resonance region allows for some high-precision measurements that are crucial to carry experimental tests of the Standard Model to the extremes, such as the determinations of the W-boson…

高能物理 - 唯象学 · 物理学 2014-07-15 Stefan Dittmaier , Alexander Huss , Christian Schwinn

In this paper we calculate the O($\alpha_s$) corrections to the $x_F$- and $y$-distributions of lepton pairs produced in collisions of longitudinally polarized hadrons. The numerical importance of these corrections is studied and…

高能物理 - 唯象学 · 物理学 2016-09-06 T. Gehrmann

The O(\alpha) electroweak radiative corrections to the process pp, ppbar\to W \to\ell^\pm\nu (\ell=e,\mu) are calculated. The O(\alpha) corrections can be decomposed into separately gauge invariant contributions to the W boson production…

高能物理 - 唯象学 · 物理学 2009-10-31 U. Baur , S. Keller , D. Wackeroth

We calculate the full one-loop electroweak radiative corrections, of ${\cal O}(\alpha^2\alpha_s)$, to the cross section of single $Z$-boson inclusive hadroproduction at finite transverse momentum ($p_T$). This includes the ${\cal…

高能物理 - 唯象学 · 物理学 2015-12-09 W. Hollik , B. A. Kniehl , E. S. Shcherbakova , O. L. Veretin

A precise theoretical description of W- and Z-boson production in the resonance region is essential for the correct interpretation of high-precision measurements of the W-boson mass and the effective weak mixing angle. Currently, the…

高能物理 - 唯象学 · 物理学 2016-02-17 Stefan Dittmaier , Alexander Huss , Christian Schwinn

Aspects of theoretical electroweak physics are summarized, including the status of electroweak radiative corrections, the hadronic contribution to the running of alpha, global fits to precision data and their implication for testing the…

高能物理 - 唯象学 · 物理学 2007-05-23 Paul Langacker

The results of a recent calculation of the QCD corrections to the polarized Drell-Yan process are summarized. Some implications for the production of vector bosons at RHIC are discussed.

高能物理 - 唯象学 · 物理学 2009-10-30 T. Gehrmann