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Related papers: Electroweak effects in $e^+ e^- \to Z H$ process

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Theoretical uncertainties affecting electroweak observables are reviewed and the relevance of two-loop electroweak radiative corrections for the precision tests of the Standard Model is discussed.

High Energy Physics - Phenomenology · Physics 2008-02-03 G. Degrassi , S. Fanchiotti , F. Feruglio , P. Gambino , A. Vicini

Precision studies of single W and Z production processes at hadron colliders require progress in the calculation of electroweak radiative corrections. To this end, higher-order QED corrections to the neutral-current Drell-Yan process, due…

High Energy Physics - Phenomenology · Physics 2011-07-19 Carlo Michel Carloni Calame , Guido Montagna , Oreste Nicrosini , Michele Treccani

In this talk we discuss the next-to-leading-order electroweak (EW) corrections to W-boson + jet hadroproduction [1] and compare the full result to a simple approximation assuming factorization of EW and QCD corrections for the…

High Energy Physics - Phenomenology · Physics 2010-01-15 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

Born cross section and the radiative corrections to its lowest order are considered in the frame work of QED with structureless nucleons including the emission of virtual and real photons. Result is generalized to take into account…

High Energy Physics - Phenomenology · Physics 2009-11-13 E. A. Kuraev , S. Bakmaev , Yu. M. Bystritskiy , T. V. Shishkina , O. P. Solovtsova

By using the GRACE-Loop system, we calculate the full $\mathcal{O}(\alpha)$ electroweak radiative corrections to the process $e^+e^- \rightarrow e^+e^- \gamma$, which is important for future investigations at the International Linear…

High Energy Physics - Phenomenology · Physics 2014-12-08 P. H. Khiem , Y. Kurihara , J. Fujimoto , T. Ishikawa , T. Kaneko , K. Kato , N. Nakazawa , Y. Shimizu , T. Ueda , J. A. M. Vermaseren , Y. Yasui

The electroweak O(alpha) contribution to the resonant single W production in a general 4-fermion process is discussed with particular emphasis on a gauge invariant decomposition into a QED-like and weak part. The cross section in the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Doreen Wackeroth , Wolfgang Hollik

This summary is organized in four parts. In the first part results in the electroweak theory are discussed, including precision tests of the Standard Model. The second part deals with recent results in QCD, focusing on areas where…

High Energy Physics - Phenomenology · Physics 2009-09-25 R. Peccei

We present the first computation of the full next-to-leading-order QCD and electroweak corrections to the WZ scattering process at the LHC. All off-shell, gauge-boson-decay, and interference effects are taken into account for the process…

High Energy Physics - Phenomenology · Physics 2019-07-24 Ansgar Denner , Stefan Dittmaier , Philipp Maierhöfer , Mathieu Pellen , Christopher Schwan

We calculate the ${\cal O}(\alpha_{{\rm ew}})$ electroweak radiative corrections to $e^+ e^- \to t \bar{t} h$ at a electron-positron linear collider (LC) in the standard model. We analyze the dependence of the ${\cal O}(\alpha_{{\rm ew}})$…

High Energy Physics - Phenomenology · Physics 2009-11-10 You Yu , Ma Wen-Gan , Chen Hui , Zhang Ren-You , Sun Yan-Bin , Hou Hong-Sheng

The cross-section for W^+W^- \to W^+W^- with arbitrarily polarized W bosons is calculated within the Electroweak Standard Model including the complete virtual and soft-photonic O(alpha) corrections. We show the numerical importance of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , T. Hahn

We describe the impact of the full one-loop electroweak terms of O(alpha_s alpha_EM^3) entering the electron-positron into three-jet cross-section from sqrt(s)=M_Z to TeV scale energies. We include both factorisable and non-factorisable…

High Energy Physics - Phenomenology · Physics 2022-03-02 C. M. Carloni Calame , S. Moretti , F. Piccinini , D. A. Ross

We compute, in the MSSM framework, the sum of the one-loop electroweak and of the total QED radiation effects for the process $pp \to t W+X$, initiated by the parton process $bg\to tW$. Combining these terms with the existing NLO…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Beccaria , C. M. Carloni Calame , G. Macorini , G. Montagna , F. Piccinini , F. M. Renard , C. Verzegnassi

An adequate description of the neutral-current Drell-Yan process at the Tevatron and the LHC, in particular, requires the inclusion of electroweak radiative corrections. We extend earlier work in this direction in various ways. First, we…

High Energy Physics - Phenomenology · Physics 2014-11-20 Stefan Dittmaier , Max Huber

To match the precision of present and future measurements of W-boson production at hadron colliders electroweak radiative corrections must be included in the theory predictions. In this paper we consider their effect on the transverse…

High Energy Physics - Phenomenology · Physics 2008-11-26 Johann H. Kuhn , A. Kulesza , S. Pozzorini , M. Schulze

The calculation of the full electroweak O(alpha) corrections to the charged-current four-fermion production processes e+e- --> nu_tau tau+ mu- anti-nu_mu, u anti-d mu- anti-nu_mu, and u anti-d s anti-c is briefly reviewed. The calculation…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , S. Dittmaier , M. Roth , L. H. Wieders

A generator with $\alpha^2$ order radiative correction effects, including both the initial state radiative corrections and the photon vacuum polarization corrections, is built for the full simulation of $e^+e^- \to hadrons $ in cross…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. Zhang , R. Gang , J. C. Chen

We present the full ${{\cal O}}(\alpha)$ electroweak radiative corrections to single Higgs production in \epemt. This takes into account the full one-loop corrections as well as the effects of hard photon radiation. We include both the…

High Energy Physics - Phenomenology · Physics 2014-11-17 G. Belanger , F. Boudjema , J. Fujimoto , T. Ishikawa , T. Kaneko , K. Kato , Y. Shimizu

We present the results of the complete electroweak loop corrections to the process $ gg \to gH $ at the Large Hadron Collider. The electroweak corrections to the total cross section are found to be approximately $ +4\% $. At the…

High Energy Physics - Phenomenology · Physics 2025-08-05 Huan-Yu Bi , Yan-Qing Ma , Dao-Ming Mu

For the first time the next-to-leading-order electroweak corrections to the full off-shell production of two top quarks that decay leptonically are presented. This calculation includes all off-shell, non-resonant, and interference effects…

High Energy Physics - Phenomenology · Physics 2017-02-15 Ansgar Denner , Mathieu Pellen

We summarize results for the complete one-loop electroweak logarithmic corrections for general processes at high energies and fixed angles. Our results are applicable to arbitrary matrix elements that are not mass-suppressed. We give…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ansgar Denner , Stefano Pozzorini
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