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Related papers: Precision diboson measurements at hadron colliders

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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

We analyze the potential of the Fermilab Tevatron and CERN Large Hadron Collider (LHC) to study anomalous quartic vector--boson interactions (photon photon Z Z) and (photon photon W+ W-). Working in the framework of SU(2)_L X U(1)_Y chiral…

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

Finding better ways to prove the Standard Model Effective Field Theory is a very important direction of research. This paper focuses on measurements of Electroweak triple gauge couplings, paying special attention on the regime of validity…

High Energy Physics - Phenomenology · Physics 2017-10-25 A. Azatov , J. Elias-Miro , Y. Reyimuaji , E. Venturini

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

Recent measurements of multiboson production from the CMS experiment will be presented, as well as limits on anomalous triple and quartic gauge couplings. Precision measurements of multiboson production allow a basic test of the Standard…

High Energy Physics - Experiment · Physics 2015-11-03 Joshua Milo Kunkle

We first report on possible measurements at the LHC using the first data and a luminosity of 10 pb$^{-1}$ of $W$ and $Z$ pair production via two-photon exchange. This measurement allows in particular to increase the present sensitivity on…

High Energy Physics - Phenomenology · Physics 2014-11-20 C. Royon , E. Chapon , O. Kepka

Anomalies in multi-lepton final states at the Large Hadron Collider (LHC) have been reported in Refs.~\cite{vonBuddenbrock:2017gvy,vonBuddenbrock:2019ajh}. These can be interpreted in terms of the production of a heavy boson, $H$, decaying…

The current theoretical understanding of anomalous gauge boson couplings is reviewed, and the direct measurement of these couplings in present and future hadron collider experiments is briefly discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 U. Baur

The anomalous $ZZ\gamma$ and $Z\gamma\gamma$ neutral triple gauge couplings occurred by dimension-eight operators are investigated through the process $\mu^+\mu^-\,\rightarrow\,\mu^+\gamma^*\mu^-\,\rightarrow\,\mu^+ Z(\nu\bar{\nu})\mu^-$ at…

High Energy Physics - Phenomenology · Physics 2023-04-19 S. Spor

Triple gauge boson production provides a promising opportunity to probe the anomalous quartic gauge couplings in understanding the details of electroweak symmetry breaking at future hadron-hadron collider facilities with increasing center…

High Energy Physics - Phenomenology · Physics 2022-06-10 A. Senol , O. Karadeniz , K. Y. Oyulmaz , C. Helveci , H. Denizli

We investigate the effects of anomalous neutral triple gauge couplings in $ZZ$ and $Z\gamma$ production processes, followed by the leptonic decay of the $Z$ boson, at a lepton collider with center-of-mass energy $\sqrt{s}=250$~GeV and…

High Energy Physics - Phenomenology · Physics 2023-12-27 Amir Subba , Ritesh K. Singh

We discuss three promising diagnostic probes of the couplings of a possible heavy $Z'$ boson at hadron colliders: the forward-backward asymmetry into leptons, the rare decay $Z' \ra W^{\pm} \ell^{\mp} \nu$, and associated production $pp \ra…

High Energy Physics - Phenomenology · Physics 2009-10-22 Mirjam Cvetic , Paul Langacker

We present high statistics measurements of diboson production in ppbar collisions at the D\O{} experiment in multiple channels, including $ZZ \to llll$, $Z\gamma \to \nu\nu\gamma$, $WW \to l \nu l \nu$ and $WW/WZ \to l \nu jj$. These…

High Energy Physics - Experiment · Physics 2009-12-10 M. A. Strang

In this paper, we investigate the prospects of measuring the strong and weak dipole moments of the top quark at the Large Hadron Collider (LHC). Measurements of these couplings provide an excellent opportunity to probe new physics…

High Energy Physics - Phenomenology · Physics 2018-04-19 Seyed Mohsen Etesami , Sara Khatibi , Mojtaba Mohammadi Najafabadi

We study NLO QCD corrections as relevant to hadronic W decay in W pair production at a future 500 GeV electron-positron linac, with particular emphasis on the determination of triple gauge boson vertices. We find that hard gluon…

High Energy Physics - Phenomenology · Physics 2009-10-31 K. J. Abraham , B. Lampe

We present a new method to test the Standard Model expectations at the LHC using photon-induced $WW$ production. Both $W$ decay in the main ATLAS or CMS detectors while scattered protons are measured in forward detectors. The sensitivity to…

High Energy Physics - Phenomenology · Physics 2008-11-26 O. Kepka , C. Royon

The combination of the latest and most precise measurements of several top quark properties is presented in this paper in order to establish allowed regions on anomalous contributions to the Lorentz structure of the $Wtb$ vertex. These…

High Energy Physics - Phenomenology · Physics 2019-03-25 Frédéric Déliot , Miguel C. N. Fiolhais , António Onofre

We consider the three CP-conserving dimension-6 operators that encode the leading new-physics effects in the triple gauge couplings. The contributions to the standard-model electromagnetic dipole and semi-leptonic vector and axial-vector…

High Energy Physics - Phenomenology · Physics 2015-09-11 Christoph Bobeth , Ulrich Haisch

Assuming an existence of an anomalous triple electro-weak bosons interaction being defined by coupling constant $\lambda$, we calculate its contribution to interactions of the Higgs with pairs of heavy particles. Bearing in mind…

High Energy Physics - Phenomenology · Physics 2017-08-23 B. A. Arbuzov , I. V. Zaitsev

We present an overview of measurements of electroweak vector boson pair production and anomalous Triple Gauge Couplings (aTGC), with semileptonic and fully leptonic final states. The data analyzed were taken at center of mass energy of 7 &…

High Energy Physics - Experiment · Physics 2014-09-12 Ajay Kumar