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The cross section for the production of Z gamma in proton-proton collisions at 8 TeV is measured based on data collected by the CMS experiment at the LHC corresponding to an integrated luminosity of 19.5 inverse femtobarns. Events with an…

High Energy Physics - Experiment · Physics 2015-05-04 CMS Collaboration

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

We study the anomalous $W^+W^-V$ ($V=\gamma,Z$) couplings in $e^+e^-\to W^+W^-$ using the complete set of polarization observables of $W$ boson with longitudinally polarized electron ($e^-$) and positron ($e^+$) beams. For the effective…

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

The production of opposite-charge $W$-boson pairs in proton-proton collisions at $\sqrt{s}$ = 13 TeV is measured using data corresponding to 3.16 fb$^{-1}$ of integrated luminosity collected by the ATLAS detector at the CERN Large Hadron…

High Energy Physics - Experiment · Physics 2017-10-03 ATLAS Collaboration

We study the sensitivity of the Large Hadron Collider (LHC) to anomalous tbW couplings in single-top production in association with a W^- boson followed by semileptonic decay of the top. We calculate top polarization and the effects of…

High Energy Physics - Phenomenology · Physics 2015-05-28 Saurabh D. Rindani , Pankaj Sharma

The studies of the diboson production in proton-antiproton collisions at 1.96 TeV performed by CDF and D0 collaborations at the Tevatron collider are reported in this paper. The diboson events are identified exploiting both leptonic and…

High Energy Physics - Experiment · Physics 2010-09-10 Paolo Mastrandrea

We study the $W/Z$ pair production via two-photon exchange at the LHC and give the sensitivities on trilinear and quartic gauge anomalous couplings between photons and $W/Z$ bosons for an integrated luminosity of 30 and 200 fb$^{-1}$. For…

High Energy Physics - Phenomenology · Physics 2011-08-11 Christophe Royon , Emilien Chapon , Oldrich Kepka

The constraints on the anomalous quartic $WW\gamma\gamma$ and $ZZ\gamma\gamma$ gauge boson couplings are investigated through the processes $e\gamma\to W^{-}\gamma\nu_{e}$ and $e\gamma\to Z\gamma e$. Considering the longitudinal and…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Atag , I. Sahin

We analyze the potential of the CERN Large Hadron Collider running at 7 TeV to search for deviations from the Standard Model predictions for the triple gauge boson coupling ZW+W- assuming an integrated luminosity of 1 fb^{-1}. We show that…

High Energy Physics - Phenomenology · Physics 2011-06-30 O. J. P. Eboli , J. Gonzalez-Fraile , M. C. Gonzalez-Garcia

A measurement of triple gauge boson couplings is presented, based on W-pair data recorded by the OPAL detector at LEP during 1998 at a centre-of-mass energy of 189 GeV with an integrated luminosity of 183 pb^-1. After combining with our…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL collaboration , G. Abbiendi

We present a measurement of Z boson pair production in ppbar collisions at 1.96 TeV with 9.6 fb-1 to 9.8fb-1 of D0 data. We examine the final states with four electrons, two electrons plus two muons, and four muons. Based on selected data,…

High Energy Physics - Experiment · Physics 2013-08-21 D0 Collaboration

The first observation of the electroweak (EW) production of a Z boson, a photon, and two forward jets (Z$\gamma$jj) in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. A data set corresponding to an integrated…

High Energy Physics - Experiment · Physics 2021-10-13 CMS Collaboration

A search is presented for non-resonant Higgs boson pair production, targeting the $bbZZ$, 4$V$ ($V$ = $W$ or $Z$), $VV\tau\tau$, 4$\tau$, $\gamma\gamma VV$ and $\gamma\gamma\tau\tau$ decay channels. Events are categorised based on the…

High Energy Physics - Experiment · Physics 2024-09-09 ATLAS Collaboration

Measurements are presented of the polarisation of W+W- boson pairs produced in e+e- collisions, and of CP-violating WWZ and WWGamma trilinear gauge couplings. The data were recorded by the OPAL experiment at LEP during 1998, where a total…

High Energy Physics - Experiment · Physics 2008-11-07 The OPAL collaboration , G. Abbiendi

If no light Higgs boson exists, the interaction among the gauge bosons becomes strong at high energies (~1TeV). The effects of strong electroweak symmetry breaking (SEWSB) could manifest themselves indirectly as anomalous couplings before…

High Energy Physics - Experiment · Physics 2011-09-13 K. Moenig , J. Sekaric

The CP-conserving triple-gauge-boson couplings, g1Z, kappa_gamma, lambda_gamma, g5Z, kappa_Z and lambda_Z are measured using hadronic and semi-leptonic W-pair events selected in 629 pb-1 of data collected at LEP with the L3 detector at…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

We constrain $C\!P$-violating charged and neutral anomalous triple gauge couplings using LHC measurements and projections of diboson and VBF $Vjj$ production, both with subsequent leptonic decays. For triple gauge couplings involving $W$…

High Energy Physics - Phenomenology · Physics 2021-04-28 Anke Biekötter , Parisa Gregg , Frank Krauss , Marek Schönherr

This paper reviews recent measurements by the D0 and CDF collaborations in pbarp collisions at the Fermilab Tevatron at sqrt{s} = 1.96 TeV of W and Z boson production cross sections and asymmetries. Results from both experiments for the…

High Energy Physics - Experiment · Physics 2019-08-15 A. Patwa

We study the W/Z pair production via two-photon exchange at the LHC and give the sensitivities on trilinear and quartic gauge anomalous couplings between photons and W/Z bosons for an integrated luminosity of 30 and 200 fb^{-1}. For…

High Energy Physics - Phenomenology · Physics 2010-04-21 E. Chapon , O. Kepka , C. Royon

The associated production of a W and a Z boson is studied in final states with multiple leptons produced in proton-proton (pp) collisions at a centre-of-mass energy of 13 TeV using 137 fb$^{-1}$ of data collected with the CMS detector at…

High Energy Physics - Experiment · Physics 2022-07-13 CMS Collaboration