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相关论文: NLO QCD+EW predictions for V+jets including off-sh…

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We present a fully automated implementation of next-to-leading order electroweak (NLO EW) corrections in the OpenLoops matrix-element generator combined with the Sherpa and Munich Monte Carlo frameworks. The process-independent character of…

高能物理 - 唯象学 · 物理学 2015-03-20 Stefan Kallweit , Jonas M. Lindert , Philipp Maierhöfer , Stefano Pozzorini , Marek Schönherr

In this talk we present a fully automated implementation of next-to-leading order electroweak (NLO EW) corrections in OpenLoops together with Sherpa and Munich. As a first application, we present NLO QCD+EW predictions for the production of…

高能物理 - 唯象学 · 物理学 2015-05-22 Stefan Kallweit , Jonas M. Lindert , Stefano Pozzorini , Marek Schönherr , Philipp Maierhöfer

Precision tests of the Standard Model (SM) require not only accurate experiments, but also precise and reliable theoretical predictions. Triple vector boson production provides a unique opportunity to investigate the quartic gauge couplings…

高能物理 - 唯象学 · 物理学 2016-11-08 Shen Yong-Bai , Zhang Ren-You , Ma Wen-Gan , Li Xiao-Zhou , Zhang Yu , Guo Lei

We present the complete next-to-leading order (NLO) QCD and NLO electroweak (EW) corrections to the $W$-boson pair production associated with a hard jet at the LHC including the spin correlated $W$-boson leptonic decays. The dependence of…

高能物理 - 唯象学 · 物理学 2015-09-15 Li Wei-Hua , Zhang Ren-You , Ma Wen-Gan , Guo Lei , Li Xiao-Zhou , Zhang Yu

We review recent results on next-to-leading order (NLO) QCD and electroweak (EW) corrections for processes involving off-shell top quarks. For the off-shell production of two top quarks that decay leptonically, the full NLO EW corrections…

高能物理 - 唯象学 · 物理学 2017-11-27 Ansgar Denner , Jean-Nicolas Lang , Mathieu Pellen , Sandro Uccirati

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…

高能物理 - 唯象学 · 物理学 2010-01-15 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

The first calculation of the next-to-leading-order electroweak corrections to Z-boson + jet hadroproduction including leptonic Z-boson decays is presented, i.e. to the production of a charged lepton--anti-lepton final state in association…

高能物理 - 唯象学 · 物理学 2015-05-27 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

We present the first calculation of the next-to-leading-order electroweak corrections to W-boson + jet hadroproduction including leptonic W-boson decays. The W-boson resonance is treated consistently using the complex-mass scheme, and all…

高能物理 - 唯象学 · 物理学 2009-09-28 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

In this contribution recent results regarding the NLO electroweak corrections for vector boson production in association with jets are presented. Besides discussing the phenomenology of the fixed-order results, their corporation in existing…

高能物理 - 唯象学 · 物理学 2016-09-07 Marek Schönherr , Stefan Kallweit , Jonas M. Lindert , Stefano Pozzorini , Philipp Maierhöfer

We present theoretical predictions for the production of top-quark pairs in association with jets at the LHC including electroweak (EW) corrections. First, we present and compare differential predictions at the fixed-order level for $t \bar…

高能物理 - 唯象学 · 物理学 2018-05-09 Christian Gütschow , Jonas M. Lindert , Marek Schönherr

In this paper we present the full NLO QCD + NLO EW corrections to the $Z$-boson pair production in association with a hard jet at the LHC. The subsequent $Z$-boson leptonic decays are included by adopting both the naive NWA and MadSpin…

高能物理 - 唯象学 · 物理学 2016-07-27 Wang Yong , Zhang Ren-You , Ma Wen-Gan , Li Xiao-Zhou , Guo Lei

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 $W$…

高能物理 - 唯象学 · 物理学 2017-07-13 Shen Yong-Bai , Zhang Ren-You , Ma Wen-Gan , Li Xiao-Zhou , Guo Lei

We present a calculation of the next-to-leading-order electroweak corrections to W+\gamma\ production, including the leptonic decay of the W boson and taking into account all off-shell effects of the W boson, where the finite width of the W…

高能物理 - 唯象学 · 物理学 2015-11-13 Ansgar Denner , Stefan Dittmaier , Markus Hecht , Christian Pasold

The next-to-leading-order electroweak corrections to $pp\to l^+l^-/\bar\nu\nu+\gamma+X$ production, including all off-shell effects of intermediate Z bosons in the complex-mass scheme, are calculated for LHC energies, revealing the…

高能物理 - 唯象学 · 物理学 2016-03-23 Ansgar Denner , Stefan Dittmaier , Markus Hecht , Christian Pasold

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…

高能物理 - 唯象学 · 物理学 2017-09-20 Stefan Dittmaier , Alexander Huss , Gernot Knippen

Single-jet production with missing transverse momentum is one of the most promising discovery channels for new physics at the LHC. In the Standard Model, Z + jet production with a Z-boson decay into neutrinos leads to this monojet…

高能物理 - 唯象学 · 物理学 2015-06-12 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

We present the first combination of NNLO QCD and NLO EW corrections for vector-boson pair production at the LHC. We consider all final states with two, three and four charged leptons, including resonant and non-resonant diagrams, spin…

高能物理 - 唯象学 · 物理学 2020-02-27 Massimiliano Grazzini , Stefan Kallweit , Jonas M. Lindert , Stefano Pozzorini , Marius Wiesemann

This talk summarizes the first calculation of the next-to-leading-order electroweak corrections to W-boson + jet hadroproduction including leptonic W-boson decays [1]. The W-boson resonance is treated consistently using the complex-mass…

高能物理 - 唯象学 · 物理学 2014-11-20 Ansgar Denner , Stefan Dittmaier , Tobias Kasprzik , Alexander Mück

Vector-boson fusion processes constitute an important class of reactions at hadron colliders, both for signals and backgrounds of new physics in the electroweak interactions. We consider what is commonly referred to as W+W- production via…

高能物理 - 唯象学 · 物理学 2009-11-11 Barbara Jager , Carlo Oleari , Dieter Zeppenfeld

Vector-boson fusion processes are an important tool for the study of electroweak symmetry breaking at hadron colliders, since they allow to distinguish a light Higgs boson scenario from strong weak boson scattering. We here consider the…

高能物理 - 唯象学 · 物理学 2008-11-26 Barbara Jager , Carlo Oleari , Dieter Zeppenfeld
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