English
Related papers

Related papers: Complete electroweak O(alpha) corrections to charg…

200 papers

The complete matrix elements for e^+ e^- -> 4f and e^+ e^- -> 4f + gamma are calculated in the Electroweak Standard Model for polarized massless fermions. The matrix elements for all final states are reduced to a few compact generic…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , S. Dittmaier , M. Roth , D. Wackeroth

The complete QED corrections of O(alpha) to polarized Compton scattering are calculated for finite electron mass and including the real corrections induced by the processes e^- gamma -> e^- gamma gamma and e^- gamma -> e^- e^- e^+. All…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , S. Dittmaier

We study radiative corrections to third generation scalar fermions into gauge bosons $Z$ and $W^\pm$. We include both SUSY-QCD, QED and full electroweak corrections. It is found that the electroweak corrections can be of the same order as…

High Energy Physics - Phenomenology · Physics 2008-11-26 Abdesslam Arhrib , Rachid Benbrik

We determine the accuracy of various approximations to the O(alpha) corrections for on-shell W-pair production. While an approximation based on the universal corrections arising from initial-state radiation, from the running of alpha, and…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Denner , S. Dittmaier

We present some results of a new calculation of the O(alpha) electroweak radiative corrections to W boson production at hadron colliders with special emphasis on the transverse mass distribution.

High Energy Physics - Phenomenology · Physics 2008-11-26 U. Baur , S. Keller , D. Wackeroth

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 study the complete ${\cal O}(\alpha_{ew})$ electroweak (EW) corrections to the production of three $Z^0$-bosons in the the framework of the standard model(SM) at the ILC. The leading order and the EW next-to-leading order corrected cross…

High Energy Physics - Phenomenology · Physics 2008-11-26 Su Ji-Juan , Ma Wen-Gan , Zhang Ren-You , Wang Shao-Ming , Guo Lei

We present a precise calculation of the lightest neutral Higgs boson production associated with top quark pair at a linear collider. The full one-loop electroweak ${\cal O}(\alpha_{ew})$ contributions to the process $e^+e^- \to t\bar t h^0$…

High Energy Physics - Phenomenology · Physics 2007-05-23 Liu Jing-Jing , Ma Wen-Gan , Han Liang , Zhang Ren-You , Jiang Yi , Wu Peng

We review the techniques necessary for the calculation of virtual electroweak and soft photonic corrections at the one-loop level. In particular we describe renormalization, calculation of one-loop integrals and evaluation of one-loop…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ansgar Denner

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…

High Energy Physics - Phenomenology · Physics 2017-02-10 John M. Campbell , Doreen Wackeroth , Jia Zhou

The $O(\alpha_{ew}m_{t(b)}^{2}/m_{W}^{2})$ and $O(\alpha_{ew} m_{t(b)}^4/m_W^4)$ supersymmetric electroweak corrections to the cross section for $W^{\pm}H^{\mp}$ associated production at the LHC are calculated in the minimal supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ya Sheng Yang , Chong Sheng Li , Li Gang Jin , Shou Hua Zhu

In the Standard Model (SM), electroweak (EW) corrections become significant at high energies, particularly at the tera-electronvolt scale and beyond, due to the presence of Sudakov logarithms. At these energy scales, the Standard Model…

High Energy Physics - Phenomenology · Physics 2025-11-12 Hesham El Faham , Ken Mimasu , Davide Pagani , Claudio Severi , Eleni Vryonidou , Marco Zaro

In this paper we present the results from a calculation of the full electroweak one-loop corrections for $\gamma Z$ vector-boson pair production at hadron colliders. The cases of proton--antiproton as well as proton--proton collisions, at…

High Energy Physics - Phenomenology · Physics 2010-04-05 W. Hollik , C. Meier

We present a detailed study of the charged current Drell-Yan process, which includes the exact O(alpha) electroweak corrections properly matched with leading-log effects due to multiple-photon emission, as required by the experiments at the…

High Energy Physics - Phenomenology · Physics 2009-11-11 C. M. Carloni Calame , G. Montagna , O. Nicrosini , A. Vicini

We calculate the one-loop electroweak corrections to e+e- to WWZ and e+e- to ZZZ and analyse their impacts on both the total cross section and some key distributions. These processes are important for the measurements of the quartic…

High Energy Physics - Phenomenology · Physics 2010-04-27 Fawzi Boudjema , Le Duc Ninh , Sun Hao , Marcus M. Weber

Electroweak (EW) corrections at the LHC can be enhanced at high energies due to soft/collinear radiation of W and Z bosons, being dominated by Sudakov-like corrections in the form of $\alpha_W^l\log^n(Q^2/M_W^2)$ $(n \le 2l, \alpha_W =…

High Energy Physics - Phenomenology · Physics 2015-08-26 John M. Campbell , Doreen Wackeroth , Jia Zhou

We compute the complete two-loop electroweak corrections to the Higgsstralung process $e^+e^-\rightarrow HZ$ at the future Higgs factory. The Feynman integrals involved in the computation are decomposed into linear combinations of a minimal…

High Energy Physics - Phenomenology · Physics 2023-07-12 Xiang Chen , Xin Guan , Chuan-Qi He , Zhao Li , Xiao Liu , Yan-Qing Ma

We present the full ${\cal O}(\alpha_{{ew}})$ electroweak radiative corrections to the Higgs-boson production in association with $Z^0$-boson pair at an electron-positron linear collider(LC) in the standard model. We analyze the dependence…

High Energy Physics - Phenomenology · Physics 2009-11-11 Zhou Ya-Jin , Ma Wen-Gan , Zhang Ren-You , Jiang Yi , Han Liang

We present the convolution integral for fermion pair production in the electroweak standard theory to order O(alpha) including also soft photon exponentiation. The result is complete in the sense that it includes initial and final state…

High Energy Physics - Phenomenology · Physics 2010-12-09 D. Bardin , M. Bilenky , A. Chizhov , A. Sazonov , O. Fedorenko , T. Riemann , M. Sachwitz

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
‹ Prev 1 3 4 5 6 7 10 Next ›