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Related papers: Triple Gauge Couplings at Future Hadron and Lepton…

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We study the anomalous triple gauge boson couplings (aTGC) in $ZW^\pm$ production in $3l$ + missing $E_T$ channel at the LHC for $\sqrt{s}=13$ TeV. We use cross sections, azimuthal asymmetry, forward-backward asymmetry, and polarization…

High Energy Physics - Phenomenology · Physics 2020-07-16 Rafiqul Rahaman , Ritesh K. Singh

We present measurements of triple gauge boson coupling parameters using data recorded by the OPAL detector at LEP2 at a centre-of-mass energy of 172 GeV. A total of 120 W-pair candidates has been selected in the q q(bar) q q(bar), q q(bar)…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL Collaboration , K. Ackerstaff et al

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 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

We explore the possibility of detecting the couplings of axion-like particle (ALP) with leptons from their loop-level impact on the ALP couplings to electroweak (EW) gauge bosons via the signal process $e^+ e^- \to \gamma \gamma…

High Energy Physics - Phenomenology · Physics 2024-10-08 Chong-Xing Yue , Xin-Yang Li , Xiao-Chen Sun

A next-to-leading log calculation of the reactions $pp$ and $p\overline{p}\rightarrow W^\pm\gamma X$ is presented including a tri-boson gauge coupling from non-Standard Model contributions. Two approaches are made for comparison. The first…

High Energy Physics - Phenomenology · Physics 2009-10-28 Kevin R. Barger , M. H. Reno

We investigate the sensitivity of future linear collider experiments to CP violating $WW\gamma$ couplings in the process $e^{+}e^{-} \to \nu\bar{\nu}\gamma$. We consider several sets of machine parameters: centre of mass energies $\sqrt{s}$…

High Energy Physics - Phenomenology · Physics 2014-11-17 Debajyoti Choudhury , Jan Kalinowski , Anna Kulesza

We explore the physics expected sensitivity at the Large Hadron electron Collider (LHeC) and the Future Circular Collider-hadron electron (FCC-he) to search for the anomalous quartic $WW\gamma\gamma$ couplings in single $W$-boson production…

High Energy Physics - Phenomenology · Physics 2020-08-11 E. Gurkanli , V. Ari , A. Gutiérrez-Rodríguez , M. A. Hernández-Ruíz , M. Koksal

We consider the processes $e^{+}e^{-}\rightarrow \ell^{+} \ell^{\prime -}\nu \bar{\nu}^{\prime}$, including all possible charged lepton combinations, with regard to measuring parameters characterizing the $W$ boson. We calculate at what…

High Energy Physics - Phenomenology · Physics 2019-08-17 P. Kalyniak , P. Madsen , N. Sinha , R. Sinha

We perform an exclusive study of the anomalous $Wtb$ interaction in the context of LHC. The limits on $Wtb$ anomalous couplings have been estimated via the measurements of the top-quark decay width and cross-section as well as production…

High Energy Physics - Phenomenology · Physics 2022-07-19 Apurba Tiwari , Sudhir Kumar Gupta

We study the sensitivity of anomalous neutral triple gauge couplings ($aNTGC$) via $pp \rightarrow ZZ$ production in the 4$\ell$ channel at 100 TeV centre of mass energy of future circular hadron collider, \verb"FCC-hh". The analysis…

High Energy Physics - Phenomenology · Physics 2020-03-18 A. Yilmaz , A. Senol , H. Denizli , I. Turk Cakir , O. Cakir

We conducted a study on measuring $W^+W^-$ production and on the sensitivity limits at $95\%$ Confidence Level on thirteen anomalous couplings obtained by dimension-8 operators which are related to the anomalous quartic $WW\gamma\gamma$…

High Energy Physics - Phenomenology · Physics 2020-06-01 V. Ari , E. Gurkanli , A. Gutiérrez-Rodríguez , M. A. Hernández-Ruíz , M. Köksal

We carry out a study in the approach of a dimension-8 effective field theory on the anomalous quartic $WW\gamma\gamma$ couplings that arise from the process $pp \to W\gamma\gamma$ at the Future Circular Collider-hadron hadron (FCC-hh). The…

High Energy Physics - Phenomenology · Physics 2022-09-07 A. Gutiérrez-Rodríguez , V. Ari , E. Gurkanli , M. Köksal , M. A. Hernández-Ruíz

This work offers the constraints on the anomalous neutral triple gauge couplings for the process $e^+e^- \to ZZ $ at the CLIC with $\sqrt{s}=3$ TeV. The realistic CLIC detector environments and their effects are considered in our analysis.…

High Energy Physics - Phenomenology · Physics 2024-04-17 V. Cetinkaya , S. Spor , E. Gurkanli , M. Köksal

This study explores fully leptonic WZ and WW production at the LHC within the SMEFT framework at NLO in QCD, focusing on both CP-even and CP-odd triple-gauge-coupling dimension-six operators. We investigate the off-shell processes,…

High Energy Physics - Phenomenology · Physics 2026-01-27 Hesham El Faham , Giovanni Pelliccioli , Eleni Vryonidou

The pursuit of discovery in particle physics has always required study at the highest possible energies. Multi-TeV muon colliders, which have important advantages, offer unprecedented potential for investigating new physics beyond the…

High Energy Physics - Phenomenology · Physics 2023-07-26 S. Spor , M. Köksal

The working group discussed several aspects of triple gauge coupling analysis viewed in the light of experiences with the first high energy data recorded at energies above the W pair threshold. Some analysis methods were reviewed briefly,…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. Berends , T. Bowcock , D. Charlton , P. Clarke , J. Conboy , C. Hartmann , P. Kyberd , C. G. Papadopoulos , H. T. Phillips , R. Sekulin , A. Skillman

We study the accuracy with which the lowest order $CP$ conserving anomalous $Wtb$ couplings in the single top quark production at the proposed large hadron electron collider (LHeC) can be probed. The one dimensional distribution of various…

High Energy Physics - Phenomenology · Physics 2015-10-27 Sukanta Dutta , Ashok Goyal , Mukesh Kumar , Bruce Mellado

Possible non-standard top-quark interactions with the gluon and the W boson induced by SU(3) X SU(2) X U(1) gauge-invariant dimension-6 effective operators are studied for hadron-collider experiments. Current limits on top-gluon couplings…

High Energy Physics - Phenomenology · Physics 2015-06-05 Zenro HIOKI , Kazumasa OHKUMA

We perform a global effective-field-theory analysis to assess the combined precision on Higgs couplings, triple gauge-boson couplings, and top-quark couplings, at future circular $e^+e^-$ colliders, with a focus on runs below the $t\bar t$…

High Energy Physics - Phenomenology · Physics 2022-10-11 Gauthier Durieux , Jiayin Gu , Eleni Vryonidou , Cen Zhang