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Triple gauge boson production at the LHC can be used to test the robustness of the Standard Model and provide useful information for VBF di-boson scattering measurement. Especially, any derivations from SM prediction will indicate possible…

High Energy Physics - Phenomenology · Physics 2015-06-22 Yiwen Wen , Huilin Qu , Daneng Yang , Qi-shu Yan , Qiang Li , Yajun Mao

In this paper, we explore the potential of the LHC to measure the rate of $\mathrm{p}\mathrm{p}\rightarrow \mathrm{p}~ WW\gamma~\mathrm{p}$ process, also to probe the new effective couplings contributing to the $WW\gamma$ and…

High Energy Physics - Phenomenology · Physics 2020-08-04 Seddigheh Tizchang , Seyed Mohsen Etesami

We study the possibility for the process $pp \rightarrow p\gamma p \rightarrow pW^-t(W^+\bar t)X$ with anomalous Wtb couplings in a model independent effective Lagrangian approach at the LHC. We find 95% confidence level bounds on the…

High Energy Physics - Phenomenology · Physics 2012-10-23 B. Sahin , A. A. Billur

This Letter presents measurements of l nu gamma and l^+ l^- gamma (l=e, mu) production in 1.02 fb^-1 of pp collision data recorded at sqrt(s) = 7 TeV with the ATLAS detector at the LHC during 2011. Events dominated by W gamma and Z gamma…

High Energy Physics - Experiment · Physics 2013-06-25 ATLAS Collaboration

The sensitivities to the anomalous quartic gauge boson coupling $\gamma\gamma\gamma Z$ are estimated via $\gamma Z$ production with intact protons in the forward region at the LHC. Proton tagging proves to be a powerful tool to suppress the…

High Energy Physics - Phenomenology · Physics 2017-08-28 Cristian Baldenegro , Sylvain Fichet , Gero von Gersdorff , Christophe Royon

We report the results on the search for exclusive production of $W$ pairs in the LHC with data collected by the Compact Muon Solenoid detector in proton-proton collisions at $\sqrt{s}$ = 7 TeV. The analysis comprises the two-photon…

High Energy Physics - Experiment · Physics 2019-08-13 Gustavo G. da Silveira

We study the prospects of testing the $WW\gamma$ vertex in $e^- p\to\nu\gamma X$ and $e^+ p\to\nu\gamma X$ at HERA and LEP/LHC. Destructive interference effects between the Standard Model and the anomalous contributions to the amplitude…

High Energy Physics - Phenomenology · Physics 2009-10-22 U. Baur , M. A. Doncheski

This paper presents the extended results of measurements of $W^{\pm}W^{\pm}jj$ production and limits on anomalous quartic gauge couplings using 20.3 ${\rm fb}^{-1}$ of proton-proton collision data at $\sqrt{s}=8$ TeV recorded by the ATLAS…

High Energy Physics - Experiment · Physics 2019-08-15 ATLAS Collaboration

In this paper we present for the first time a detailed Monte Carlo study of measuring WZGamma production with pure leptonic decays and probing anomalous quartic gauge-boson WWZGamma couplings at the sqrt(s) = 14 TeV LHC, with parton shower…

High Energy Physics - Phenomenology · Physics 2013-07-15 Ke Ye , Daneng Yang , Qiang Li

We have examined the constraints on the anomalous $tq\gamma$ ($q=u,c$) couplings through the process $pp\to p\gamma p\to pWbX$ at the LHC by considering three forward detector acceptances: $0.0015< \xi < 0.5$, $0.0015< \xi <0.15$ and $0.1<…

High Energy Physics - Phenomenology · Physics 2014-07-08 M. Köksal , S. C. İnan

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

In these proceedings I explore one aspect of gauge-boson physics at the LHC - Triple Gauge-boson Couplings (TGCs) in $WZ$ and Wgamma production. Methods for extracting confidence limits on anomalous TGCs are assessed, while accounting for…

High Energy Physics - Phenomenology · Physics 2009-12-10 Matt Dobbs

We describe the reaches on quartic $\gamma \gamma \gamma \gamma$, $\gamma \gamma WW$, $\gamma \gamma ZZ$, $\gamma \gamma \gamma Z$, $\gamma \gamma t \bar{t}$ anomalous couplings at the LHC using intact protons in the final state measured in…

High Energy Physics - Phenomenology · Physics 2022-10-14 C. Royon

We study the dimension-6 quark anomalous electroweak couplings in the formulation of linearly realized effective Lagrangian. We investigate the constraints on these anomalous couplings from the $pp \rightarrow W^+W^-$ process in detail at…

High Energy Physics - Phenomenology · Physics 2016-03-30 Sheng-Zhi Zhao , Bin Zhang

This Letter reports the observation of $W^{+}W^{-}\gamma$ triboson production in 140 fb$^{-1}$ of data collected by the ATLAS detector from proton--proton collisions at a centre-of-mass energy of $\sqrt{s}$ = 13 TeV at the LHC. Events with…

High Energy Physics - Experiment · Physics 2026-04-09 ATLAS Collaboration

Measurements are presented of W gamma gamma and Z gamma gamma production in proton-proton collisions. Fiducial cross sections are reported based on a data sample corresponding to an integrated luminosity of 19.4 inverse femtobarns collected…

High Energy Physics - Experiment · Physics 2017-10-17 CMS Collaboration

The $HZ\gamma $ coupling, which is highly sensitive to the new physics beyond the standard model, is studied through the process $pp\rightarrow p\gamma p\rightarrow pHX$ at the LHC. To this purpose, an effective Lagrangian, in a model…

High Energy Physics - Phenomenology · Physics 2016-10-11 S. Taheri Monfared , Sh. Fayazbakhsh , M. Mohammadi Najafabadi

A study of the anomalous couplings of the Higgs boson to vector bosons, including $CP$-violation effects, has been conducted using its production and decay in the WW channel. This analysis is performed on proton-proton collision data…

High Energy Physics - Experiment · Physics 2024-08-20 CMS Collaboration

We describe two different important measurements to be performed at the LHC. The Mueller Navelet jet and jet gap jet cross section represent a test of BFKL dynamics and we perform a NLL calculation of these processes and compare it with…

High Energy Physics - Phenomenology · Physics 2010-09-23 C. Royon

Gauge boson self-couplings are exactly determined by the non-Abelian gauge nature of the Standard Model (SM), thus precision measurements of these couplings at the LHC provide an important opportunity to test the gauge structure of the SM…

High Energy Physics - Phenomenology · Physics 2015-01-29 A. Senol , M. Köksal