English
Related papers

Related papers: Electroweak contributions to squark--gluino produc…

200 papers

In this paper we calculate the next-to-leading order (NLO) QCD $[{\cal O}(\alpha_s \alpha^3)]$ and electroweak (EW) $[{\cal O}(\alpha^4)]$ corrections to the $WWW$ production at the LHC and deal with the subsequent leptonic decays from $W$…

High Energy Physics - Phenomenology · Physics 2017-07-13 Shen Yong-Bai , Zhang Ren-You , Ma Wen-Gan , Li Xiao-Zhou , Guo Lei

Higgs-boson production in association with W or Z bosons, p pbar -> WH/ZH + X, is the most promising discovery channel for a light Standard Model Higgs particle at the Fermilab Tevatron. We present the calculation of the electroweak…

High Energy Physics - Phenomenology · Physics 2009-11-10 M. L. Ciccolini , S. Dittmaier , M. Krämer

In this contribution, we present new results of next-to-leading order (NLO) electroweak corrections to the doubly polarized $W^+W^-$ production cross sections at the LHC, via the full leptonic final state. This calculation has been recently…

High Energy Physics - Phenomenology · Physics 2025-05-27 Thi Nhung Dao , Duc Ninh Le

We discuss the associated W+/- H-/+ production in p p collision for the Large Hadron Collider. A complete one-loop calculation of the loop-induced subprocess g g -> W+/- H-/+ is presented in the framework of the Minimal Supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-09-25 Oliver Brein , Wolfgang Hollik , Shinya Kanemura

We present the full order alpha electroweak radiative corrections to e+e- -> e+e-H. The computation is performed with the help of GRACE-loop. The extraction of the full QED corrections is performed, these are quite large at threshold. The…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Boudjema , J. Fujimoto , T. Ishikawa , T. Kaneko , K. Kato , Y. Kurihara , Y. Shimizu , Y. Yasui

In this article we review the mechanisms in several supersymmetric models for producing gluinos at the LHC and its potential for discovering them. We focus on the MSSM and its left-right extensions. We study in detail the strong sector of…

High Energy Physics - Phenomenology · Physics 2008-07-09 C. Brenner Mariotto , M. C. Rodriguez

Reaching the 1% precision level for W and Z production calculations for the LHC will require a mixture of higher order QCD and electroweak corrections. As a first step toward implementing the combined QED\otimesQCD exponentiation proposed…

High Energy Physics - Phenomenology · Physics 2012-01-31 Scott Yost , Valerie Halyo , Miroslav Hejna , B. F. L. Ward

We report on a recent calculation of the full next-to-leading-order electroweak corrections to Z-boson pair production with subsequent decays into four charged leptons. Using the complete matrix elements at leading order and next-to-leading…

High Energy Physics - Phenomenology · Physics 2017-07-05 Benedikt Biedermann

We consider the resummation of soft gluon emission for squark-antisquark pair-production at the LHC at next-to-next-to-leading-logarithmic (NNLL) accuracy in the framework of the minimal supersymmetric standard model. We present the…

High Energy Physics - Phenomenology · Physics 2015-05-30 W. Beenakker , S. Brensing , M. Krämer , A. Kulesza , E. Laenen , I. Niessen

Triple-W-boson production in proton-proton collisions allows for a direct access to the triple and quartic gauge couplings and provides a window to the mechanism of electroweak symmetry breaking. It is an important process to test the…

High Energy Physics - Phenomenology · Physics 2017-09-20 Stefan Dittmaier , Alexander Huss , Gernot Knippen

We present predictions of the total cross sections for pair production of squarks and gluinos at the LHC, including the stop-antistop production process. Our calculation supplements full fixed-order NLO predictions with resummation of…

High Energy Physics - Phenomenology · Physics 2012-07-03 P. Falgari , C. Schwinn , C. Wever

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

We present the calculation of complete next-to-leading order electroweak corrections to the Higgs boson production in $gg\to g H$ channel. We apply the method of differential equations combined with the selection of optimized master…

High Energy Physics - Phenomenology · Physics 2025-10-28 Long-Bin Chen , Hai Tao Li , Wen-Long Sang

We consider the effect of next-to-leading order (NLO) electroweak corrections to Standard Model 2-to-2 processes, taking into account the potentially large double logarithms originating from both real and virtual corrections. A study of the…

High Energy Physics - Phenomenology · Physics 2013-05-22 W. J. Stirling , E. Vryonidou

We determine the real parts of electroweak matching conditions relevant for top quark pair production close to threshold in e+e- annihilation at next-to-next-to-leading logarithmic (NNLL) order. Numerically the corrections are comparable to…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. H. Hoang , C. J. Reisser

We describe the computation of the $\mathcal{O}(\alpha^3)$ corrections for single top (and single anti-top) production in the $t$-channel at hadron colliders. We show also The genuine one loop SUSY contribution to these processes. Such…

High Energy Physics - Phenomenology · Physics 2010-11-11 E. Mirabella

Electroweak radiative corrections are computed for Higgs production through vector boson fusion, qq->qqH, which is one of the most promising channels for detecting and studying the Higgs boson at the LHC. Using soft-collinear effective…

High Energy Physics - Phenomenology · Physics 2012-09-25 Fabio Siringo , Giuseppe Buccheri

We present predictions for the total cross sections for pair production of squarks and gluinos at the LHC including a combined NNLL resummation of soft and Coulomb gluon effects. The NNLL corrections can be up to 25% relative to previous…

High Energy Physics - Phenomenology · Physics 2013-12-04 Martin Beneke , Pietro Falgari , Jan Piclum , Christian Schwinn , Christopher Wever

A new contribution from pair-production of light gluinos, of mass 12 to 16 GeV, with two-body decays into bottom quarks and light bottom squarks, helps to obtain a bottom-quark production rate in better agreement with hadron collider data.…

High Energy Physics - Phenomenology · Physics 2016-11-23 Edmond L. Berger

Electroweak Sudakov logarithms at high energy, of the form alpha/sin^2 theta_W^n log^m s/M_{Z,W}^2, are summed using effective theory (EFT) methods. The exponentiation of Sudakov logarithms and factorization is discussed in the EFT…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jui-yu Chiu , Randall Kelley , Aneesh V. Manohar