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Related papers: Precision diboson measurements at hadron colliders

200 papers

We study the QCD sources of systematic uncertainties in the experimental extraction of the W cross section at hadron colliders. The uncertainties appear in the evaluation of the detector acceptances used to convert the number of observed…

High Energy Physics - Phenomenology · Physics 2011-03-23 S. Frixione , M. L. Mangano

We describe a calculation of the O(alpha_s^2) QCD corrections to the fully differential cross section for W and Z boson production in hadronic collisions. The result is fully realistic in that it includes spin correlations, finite width…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kirill Melnikov , Frank Petriello

We compute the effects of anomalous gauge-boson couplings at high-energy hadron colliders using next-to-leading order $SU(2) \times SU(2)$ chiral perturbation theory. By comparing the yields from the universal $p^2$ terms with those arising…

High Energy Physics - Phenomenology · Physics 2009-10-22 J. Bagger , S. Dawson , G. Valencia

We reassess non-standard triple gauge couplings in the light of the recent $(g-2)_\mu$ measurement at FNAL, the new lattice theory result of $(g-2)_\mu$ and the updated measurements of several $B$-decay modes. In the framework of SMEFT,…

High Energy Physics - Phenomenology · Physics 2023-01-04 Debajyoti Choudhury , Kuldeep Deka , Suvam Maharana , Lalit Kumar Saini

A study of the Standard Model (SM) three electroweak boson production, $WV\gamma$ where V = W or Z gauge boson, is presented concerning events with a leptonically decaying W boson accompanied by a photon and two or more jets. We are using…

High Energy Physics - Experiment · Physics 2019-08-14 Patricia Rebello Teles

Multi-Higgs boson interactions with massive gauge bosons are known to be tell-tale probes of the vacuum manifold of electroweak symmetry breaking. Phenomenologically, a precise determination of these parameters is hampered through…

High Energy Physics - Phenomenology · Physics 2025-03-25 Anisha , Daniel Domenech , Christoph Englert , Maria J. Herrero , Roberto A. Morales

The most recent measurements of the trilinear gauge boson couplings from the diboson production at the D0 experiment has been presented. The analyzed final states are Zgamma->vvgamma, and WW->lvlv, and WW+WZ->lvjj. We also present results…

High Energy Physics - Experiment · Physics 2009-10-27 Jadranka Sekaric

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

We present an update of the limits expected for anomalous gauge boson couplings in the language of chiral Lagrangian operators at the LHC and the Linear Collider. Both, the $e^+e^-$ and the $\gamma\gamma$ mode of the Linear Collider are…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Baillargeon , U. Baur , G. Belanger , F. Boudjema , G. Couture , M. Gintner , S. Godfrey

We study the production of three electroweak gauge bosons at the LHC, in the effective field theory of the standard model, at dimension six and next-to-leading order in QCD. We present results for inclusive cross-sections and differential…

High Energy Physics - Phenomenology · Physics 2024-07-16 Eugenia Celada , Gauthier Durieux , Ken Mimasu , Eleni Vryonidou

A combination of measurements sensitive to anomalous quartic electroweak gauge boson couplings is presented using proton-proton collision data collected by the ATLAS detector at $\sqrt{s} = 13$ TeV at the LHC. Contributing analyses include…

High Energy Physics - Experiment · Physics 2026-03-20 ATLAS Collaboration

We discuss anomalous gauge boson couplings at hadron supercolliders. We review the usual description of these couplings, as well as the studies of a strongly interacting electroweak symmetry breaking sector. We present an effective field…

High Energy Physics - Phenomenology · Physics 2009-10-22 G. Valencia

Measurements of the electroweak production of a $W$ boson in association with two jets at high dijet invariant mass are performed using $\sqrt{s} = 7$ and $8$ TeV proton-proton collision data produced by the Large Hadron Collider,…

High Energy Physics - Experiment · Physics 2017-08-29 ATLAS Collaboration

We revisit the issue of probing R-violating couplings of supersymmetric theories at hadronic colliders, particularly at the LHC. Concentrating on dimuon production, an evaluation of the optimal sensitivity to the R-violating coupling is…

High Energy Physics - Phenomenology · Physics 2009-11-07 Debajyoti Choudhury , Rohini M. Godbole , Giacomo Polesello

This article reviews recent cross-section measurements of top-quark pair production in association with a photon, W or Z boson at the Large Hadron Collider (LHC). All measurements reviewed use proton-proton (pp) datasets collected by the…

High Energy Physics - Experiment · Physics 2023-03-23 Joshuha Thomas-Wilsker

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

We investigate the possibility of probing an anomalous CP-violating coupling in the HWW vertex at the LHC. We consider the production of the Higgs in association of a W and then decay via the $H \rightarrow WW$ channel taking into account…

High Energy Physics - Phenomenology · Physics 2011-06-24 Nishita Desai , Dilip Kumar Ghosh , Biswarup Mukhopadhyaya

In this paper, we study the extent to which CP parity of a Higgs boson, and more generally its anomalous couplings to gauge bosons, can be measured at the LHC and a future electron-positron collider. We consider several processes, including…

We derive bounds on Higgs and gauge--boson anomalous interactions using the LEP2 data on the production of three photons and photon pairs in association with hadrons. In the framework of $SU(2)_L \otimes U(1)_Y$ effective Lagrangians, we…

High Energy Physics - Phenomenology · Physics 2009-10-31 O. J. P. Eboli , M. C. Gonzalez-Garcia , S. M. Lietti , S. F. Novaes

We propose a sensitive way to test the anomalous HVV couplings (V=W(+/-),Z(0)) of the Higgs boson (H), which can arise from either the dimension-3 effective operator in a nonlinearly realized Higgs sector or the dimension-6 effective…

High Energy Physics - Phenomenology · Physics 2008-11-26 Bin Zhang , Yu-Ping Kuang , Hong-Jian He , C. -P. Yuan