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Related papers: Hadron collider limits on anomalous $WW\gamma$ cou…

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We studied the dimension-6 leptonic anomalous gauge couplings in the formulation of linearly realized gauge symmetry effective Lagrangian and investigated the constraints on these anomalous couplings from the existed experimental data…

High Energy Physics - Phenomenology · Physics 2015-05-28 Sheng-Zhi Zhao , Bin Zhang

Analyses which use loop calculations to put constraints on anomalous trilinear gauge boson couplings (TGC's) often give bounds which are much too stringent. The reason has nothing to do with gauge invariance, in contrast to the recent…

High Energy Physics - Phenomenology · Physics 2007-05-23 David London , C. P. Burgess

The production of three electroweak gauge bosons in high-energy $e^+e^-$ collisions offers a window on anomalous quartic gauge boson couplings. We investigate the effect of three possible anomalous couplings on the cross sections for…

High Energy Physics - Phenomenology · Physics 2011-09-13 W. James Stirling , Anja Werthenbach

We investigate the potential of single Higgs boson production at the LHC and at egamma mode of future linear electron-positron collider to probe non-standard HZgamma and Hgammagamma couplings. We consider the semi-elastic production process…

High Energy Physics - Phenomenology · Physics 2017-10-25 G. Akkaya Selcin , I. Sahin

We consider the production of two Higgs bosons in association with a gauge boson or another Higgs boson at the hadron colliders. We compute the cross sections and distributions for the processes $ p p \to H H H $ and $H H Z$ within the…

High Energy Physics - Phenomenology · Physics 2018-02-21 Pankaj Agrawal , Debashis Saha , Ambresh Shivaji

The search of the anomalous couplings is one of the possible ways to find any deviation from the Standard Model. The effective field theory is used to parameterize the anomalous couplings in the Lagrangian with the operators of higher…

High Energy Physics - Phenomenology · Physics 2022-11-24 Artur E. Semushin , Evgeny Yu. Soldatov

The process of gluon-initiated double Higgs production is sensitive to non-linear interactions of the Higgs boson. In the context of the Standard Model, studies of this process focused on the extraction of the Higgs trilinear coupling. In a…

High Energy Physics - Phenomenology · Physics 2015-06-05 Roberto Contino , Margherita Ghezzi , Mauro Moretti , Giuliano Panico , Fulvio Piccinini , Andrea Wulzer

The effect of anomalous couplings in $\gamma \gamma \to W^+ W^-$ is studied for different energies of the $\gamma \gamma$ mode of the next linear collider. The analysis based on the maximum likelihood method exploits the variables in the…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. Baillargeon , G. Bélanger , F. Boudjema

We perform a detailed hadron-level study on the sensitivity of Higgs boson pair production via the $WW^{*}WW^{*}$ channel with the final state $3 \ell 2 j$ + missing $E_T$ at the LHC with the collision energy $\sqrt{S} = 14$ TeV and a…

High Energy Physics - Phenomenology · Physics 2015-07-22 Qiang Li , Zhao Li , Qi-Shu Yan , Xiaoran Zhao

We discuss the direct measurement of the trilinear vector boson couplings in present and future collider experiments. The major goals of such experiments will be the confirmation of the Standard Model (SM) predictions and the search for…

High Energy Physics - Phenomenology · Physics 2016-11-03 H. Aihara , T. Barklow , U. Baur , J. Busenitz , S. Errede , T. A. Fuess , T. Han , D. London , J. Ohnemus , R. Szalapski , C. Wendt , D. Zeppenfeld

We study the cross-section of production of a single $W^-$ boson in association with a neutrino through the process $e^-p \to e^-\gamma^*p \to \nu_eW^- p$. Additionally, we obtain the anomalous couplings $\Delta\kappa_\gamma$ and…

High Energy Physics - Phenomenology · Physics 2020-06-24 A. Gutiérrez-Rodríguez , M. Köksal , A. A. Billur , M. A. Hernández-Ruíz

We consider the observable effects of CP-violating anomalous $ZZh$ interaction arising from gauge invariant dimension-6 operators at the Large Hadron Collider (LHC), with the purpose of distinguishing them from not only the standard model…

High Energy Physics - Phenomenology · Physics 2016-07-05 Siddharth Dwivedi , Dilip Kumar Ghosh , Biswarup Mukhopadhyaya , Ambresh Shivaji

We examine the constraints on the trilinear Higgs coupling $\lambda$ that originate from associated ($Vh$) and vector boson fusion (VBF) Higgs production in $pp$ collisions in the context of the Standard Model effective field theory. The…

High Energy Physics - Phenomenology · Physics 2017-10-12 Wojciech Bizon , Martin Gorbahn , Ulrich Haisch , Giulia Zanderighi

We discuss how to perform consistent extractions of anomalous triple gauge couplings (aTGC) from electroweak boson pair production at the LHC in the Standard Model Effective Field Theory (SMEFT). After recasting recent ATLAS and CMS…

High Energy Physics - Phenomenology · Physics 2017-03-08 Adam Falkowski , Martin Gonzalez-Alonso , Admir Greljo , David Marzocca , Minho Son

This paper presents a study of $WW\gamma$ and $WZ\gamma$ triboson production using events from proton--proton collisions at a centre-of-mass energy of $\sqrt{s} = 8$ TeV recorded with the ATLAS detector at the LHC and corresponding to an…

High Energy Physics - Experiment · Physics 2017-10-02 ATLAS Collaboration

This review covers results on the production of all possible electroweak boson pairs and 2-to-1 vector boson fusion at the CERN Large Hadron Collider (LHC) in proton-proton collisions at a center of mass energy of 7 and 8 TeV. The data were…

High Energy Physics - Experiment · Physics 2017-09-22 Daniel R. Green , Patrick Meade , Marc-Andre Pleier

The Standard Model of particle physics, though remarkably successful, leaves open several major questions that continue to motivate searches for new phenomena. Multiboson interactions involving the Higgs boson are of special interest as…

High Energy Physics - Phenomenology · Physics 2026-01-05 Youpeng Wu , Jie Xiao , Andrew Michael Levin , Qiang Li

Recently reported diboson excesses at LHC are interpreted to be connected with heavy $WW$ resonance with weak isotopic spin 2. The resonance appears due to the wouldbe anomalous triple interaction of the weak bosons, which is defined by…

High Energy Physics - Phenomenology · Physics 2015-10-09 B. A. Arbuzov , I. V. Zaitsev

A search for WV gamma triple vector boson production is presented based on events containing a W boson decaying to a muon or an electron and a neutrino, a second V (W or Z) boson, and a photon. The data correspond to an integrated…

High Energy Physics - Experiment · Physics 2014-09-05 CMS Collaboration

The main goal of modern experiments in high-energy physics area is to find deviations from the Standard Model, the theoretical framework which describes data well but is expected to be extended to a more general theory. The anomalous…

High Energy Physics - Phenomenology · Physics 2025-06-30 Artur E. Semushin , Evgeny Yu. Soldatov , Anastasia S. Kurova