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Related papers: Sensitivity to longitudinal vector boson scatterin…

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We will summarize some aspects of the scenario of a strongly interacting symmetry breaking sector via which the longitudinal vector boson scattering becomes strong. We will examine the feasibility of observing such strong $W_L W_L$ signal…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kingman Cheung

After the recent discovery of a 125 GeV Higgs-like particle at the Large Hadron Collider (LHC), it is crucial to examine its role in unitarizing high energy W_LW_L scattering, which may reveal its possible deviation from a Standard Model…

High Energy Physics - Phenomenology · Physics 2014-03-03 Yanou Cui , Zhenyu Han

In the absence of a light Higgs boson, the mechanism of electroweak symmetry breaking will be best studied in processes of vector boson scattering at high mass. Various models predict resonances in this channel. Scalar and vector resonances…

High Energy Physics - Experiment · Physics 2009-02-02 Adam Davison

Charged lepton pairs are produced copiously in high-energy hadron collisions via electroweak gauge boson exchange, and are one of the most precisely measured final states in proton-proton collisions at the Large Hadron Collider (LHC). We…

High Energy Physics - Phenomenology · Physics 2021-10-04 S. Amoroso , J. Fiaschi , F. Giuli , A. Glazov , F. Hautmann , O. Zenaiev

We show that the study of scalar resonances at various vector boson scattering processes at the Large Hadron Collider can serve as a useful tool to distinguish between different extensions of the scalar sector of the Standard Model. The…

High Energy Physics - Phenomenology · Physics 2016-08-26 Najimuddin Khan , Biswarup Mukhopadhyaya , Subhendu Rakshit , Avirup Shaw

We study vector-boson scattering of the physical, gauge-invariant states in a reduced standard-model setup on the lattice for various parameter sets. To this end, the phase shift in the scalar channel is determined using a L\"uscher-type…

High Energy Physics - Lattice · Physics 2022-07-05 Patrick Jenny , Axel Maas , Bernd Riederer

Vector boson scatterings are fundamental processes to shed light on the nature of the electroweak symmetry breaking mechanism. Deviations from the Standard Model predictions on the corresponding observables can be interpreted in terms of…

High Energy Physics - Phenomenology · Physics 2019-07-24 P. Kozow , L. Merlo , S. Pokorski , M. Szleper

The interaction among vector bosons is crucial to understanding electroweak symmetry breaking. At the LHC one technique is to use "tag" jets to identify vector boson fusion processes leading to two vector bosons and two "tag" jets in the…

High Energy Physics - Experiment · Physics 2007-05-23 D. Green

Vector boson scattering (VBS) plays a central role in the search for new physics at collider experiments such as ATLAS and CMS at the LHC. Usually predictions for this kind of process are obtained using mainly perturbative approaches in…

High Energy Physics - Lattice · Physics 2022-11-14 Bernd Riederer , Axel Maas

Perhaps the most important question in particle physics today is whether the boson with mass near 125 GeV discovered at the Large Hadron Collider (LHC) is the Higgs Boson of the Standard Model. Since a particularly important property of the…

High Energy Physics - Phenomenology · Physics 2013-07-12 A. Freitas , J. S. Gainer

We analyse some features of WW scattering processes at LHC. The severe cancellations between fusion diagrams and the other contributions evidence the necessity of complete calculations for studying the high WW invariant mass region and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Elena Accomando , Alessandro Ballestrero , Aissa Belhouari , Ezio Maina

Scalar tops in the supersymmetric model affect the potential of the standard model-like Higgs at the quatum level. In light of the equivalence theorem, the deviation of the potential from the standard model can be traced by longitudinal…

High Energy Physics - Phenomenology · Physics 2017-07-19 Koji Ishiwata , Yuki Yonekura

Measuring the polarization fractions of the $W^+W^-$ scattering reveals the interactions of the Higgs boson as well as new neutral states that are related to the standard model electroweak symmetry breaking. The dileptonic channel has a…

High Energy Physics - Phenomenology · Physics 2022-01-07 Jinmian Li , Cong Zhang , Rao Zhang

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

Weak boson scattering processes provide particularly promising means for gaining insight into the mechanism of electroweak symmetry breaking at hadron colliders. Being very sensitive to interactions in the weak gauge boson sector, they will…

High Energy Physics - Phenomenology · Physics 2011-02-18 B. Jager , G. Bozzi , C. Englert , C. Oleari , M. Worek , D. Zeppenfeld

Measurements on vector boson scattering in the same-sign WW and fully leptonic ZZ channel, and a measurement of vector boson fusion of a Z boson are summarized. The three measurements are based on a dataset of proton--proton collisions at…

High Energy Physics - Experiment · Physics 2017-10-30 Philipp Pigard

Vector-boson scattering processes are of great importance for the current run-II and future runs of the Large Hadron Collider. The presence of triple and quartic gauge couplings in the process gives access to the gauge sector of the…

Vector-boson fusion and vector-boson scattering are an important class of processes for the Large Hadron Collider at CERN. It is characterized by two high-energetic jets in the forward regions of the detector and reduced jet activity in the…

High Energy Physics - Phenomenology · Physics 2016-10-27 Michael Rauch

The final state obtained when a Higgs boson decays to a photon and a Z boson has been mostly overlooked in current searches for a light Higgs boson. However, when the Z boson decays leptonically, all final state particles in this channel…

High Energy Physics - Phenomenology · Physics 2015-03-19 James S. Gainer , Wai-Yee Keung , Ian Low , Pedro Schwaller

We examine the prospects for extending the Tevatron reach for a Standard Model Higgs boson by including the semileptonic Higgs boson decays h --> WW --> l nu jj for M_h >~ 2 M_W, and h --> W jj --> l nu jj for M_h <~ 2 M_W, where j is a…

High Energy Physics - Phenomenology · Physics 2015-06-03 Joseph D. Lykken , Adam O. Martin , Jan-Christopher Winter