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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

We investigate existing and future hadron-collider constraints on the top dipole chromomagnetic and chromoelectric moments, two quantities that are expected to be modified in the presence of new physics. We focus first on recent…

High Energy Physics - Phenomenology · Physics 2015-06-03 J. A. Aguilar-Saavedra , B. Fuks , M. L. Mangano

The complete set of electroweak O(alpha) corrections to the Drell--Yan-like production of W bosons is calculated and compared to an approximation provided by the leading term of an expansion about the W-resonance pole. All relevant formulae…

High Energy Physics - Phenomenology · Physics 2009-09-25 Stefan Dittmaier , Michael Kramer

The LHC has been designed as a collider of proton and ion beams. However, in its experimental program, which is focused mainly on studies of high energy transfer collisions of Standard Model point-like particles, protons and ions will play…

High Energy Physics - Phenomenology · Physics 2009-01-07 M. W. Krasny , S. Jadach , W. Placzek

The production of Z bosons via Vector Boson Fusion at the LHC collider at 10 TeV centre-of-mass energy has been studied. The aim is to investigate the possibility to isolate a known Standard Model process to be used as reference for the…

High Energy Physics - Phenomenology · Physics 2010-01-26 Pietro Govoni , Chiara Mariotti

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

WZ production is an important process at the LHC because it probes the non-Abelian structureof electroweak interactions and it is a background process for many new physics searches. In the quest for new physics, polarization observables of…

High Energy Physics - Phenomenology · Physics 2018-11-30 Julien Baglio , Le Duc Ninh

For the envisioned high precision measurement of the W boson mass at the Tevatron and LHC it is crucial that the theoretical predictions for the W and Z production processes are under control. We briefly summarize the status of the…

High Energy Physics - Phenomenology · Physics 2009-10-31 U. Baur , D. Wackeroth

I summarize an update on our previous study (J. Bagger et al. Phys. Rev. D49, 1246) for a strongly interacting electroweak symmetry breaking sector via longitudinal vector boson scattering at the 14 TeV Large Hadron Collider. In the update,…

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

We study the observability of new interactions which modify Higgs-pair production via vector-boson fusion processes at the LHC and at future proton-proton colliders. In an effective-Lagrangian approach, we explore in particular the effect…

High Energy Physics - Phenomenology · Physics 2023-01-11 Wolfgang Kilian , Sichun Sun , Qi-Shu Yan , Xiaoran Zhao , Zhijie Zhao

We consider the impact of multi-parton interactions, colour reconnection and hadronization on the modeling of vector boson fusion and vector boson scattering (VBS) final states at the Large Hadron Collider (LHC). We investigate how the…

High Energy Physics - Phenomenology · Physics 2022-09-21 Carsten Bittrich , Patrick Kirchgaeßer , Andreas Papaefstathiou , Simon Plätzer , Stefanie Todt

We study signals at the Large Hadron Collider (LHC) for Kaluza-Klein (KK) excitations of the electroweak gauge bosons in the framework with the Standard Model (SM) gauge and fermion fields propagating in a warped extra dimension. Such a…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kaustubh Agashe , Hooman Davoudiasl , Shrihari Gopalakrishna , Tao Han , Gui-Yu Huang , Gilad Perez , Zong-Guo Si , Amarjit Soni

Top-quark physics plays an important role at hadron colliders such as the Tevatron collider at Fermilab or the upcoming Large Hadron Collider (LHC) at CERN. Given the planned experimental precision, detailed theoretical predictions are…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. H. Kuhn , A. Scharf , P. Uwer

Radiative corrections of strong and electroweak interactions are presented at next-to-leading order for the production of a Higgs boson plus two hard jets via weak interactions at the LHC. The calculation includes all weak-boson fusion and…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Ciccolini , A. Denner , S. Dittmaier

We analyze the potentiality of the CERN Large Hadron Collider to probe the Higgs boson couplings to the electroweak gauge bosons. We parametrize the possible deviations of these couplings due to new physics in a model independent way, using…

High Energy Physics - Phenomenology · Physics 2014-11-17 O. J. P. Eboli , M. C. Gonzalez-Garcia , S. M . Lietti , S. F. Novaes

Electroweak gauge boson pair production is one of the most important Standard Model processes at the LHC, not only because it is a benchmark process but also by its ability to probe the electroweak interaction directly. We present full…

High Energy Physics - Phenomenology · Physics 2016-11-09 Julien Baglio , Le Duc Ninh , Marcus M. Weber

Studies of electroweak boson production at LHCb are detailed and discussed. Proposed signal selection schemes and background suppression strategies are described and the projected performance is estimated using Monte Carlo data. Due to the…

High Energy Physics - Experiment · Physics 2011-01-26 James Keaveney

We perform a comprehensive analysis of electroweak, QED and mixed QCD-electroweak corrections underlying the precise measurement of the W-boson mass M_W at hadron colliders. By applying a template fitting technique, we detail the impact on…

High Energy Physics - Phenomenology · Physics 2017-11-22 Carlo Michel Carloni Calame , Mauro Chiesa , Homero Martinez , Guido Montagna , Oreste Nicrosini , Fulvio Piccinini , Alessandro Vicini

We study the effects of virtual leptoquark exchange on charged current and neutral current processes at HERA, on di-lepton production at the Tevatron, and on quark pair production at LEP II. We present the areas of parameter space that can…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. A. Doncheski , J. L. Hewett

Since the W and Z discovery, hadron colliders have provided a fertile ground, in which continuously improving measurements and theoretical predictions allow to precisely determine the gauge boson properties, and to probe the dynamics of…

High Energy Physics - Phenomenology · Physics 2016-10-12 Michelangelo L. Mangano