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Related papers: Electroweak tests of the Standard Model

200 papers

In the global fit of the Standard Model using Gfitter, electroweak precision observables as well as constraints from direct Higgs searches have been compared with state-of-the-art electroweak predictions. We use the most recent results for…

High Energy Physics - Phenomenology · Physics 2019-08-14 Martin Goebel

A wide array of deep-inelastic-scattering and hadron collider experiments have tested the predictions of the electroweak theory and measured its parameters, while also searching for new particles and processes. We summarise recent…

High Energy Physics - Experiment · Physics 2008-09-18 Christopher Hays , Michael Krämer , David M. South , Aleksander Filip Żarnecki

This is a report of the Electroweak Symmetry Breaking and Beyond the Standard Model Working Group which was prepared for the Division of Particles and Fields Committee for Long Term Planning. We study the phenomenology of electroweak…

High Energy Physics - Phenomenology · Physics 2009-09-25 T. Barklow , S. Dawson , H. Haber , J. Siegrist

This set of lectures provides an elementary introduction to the standard electroweak theory, followed by a detailed discussion of its experimental tests. We then consider the conceptual limitations of the Standard Model and briefly review…

High Energy Physics - Phenomenology · Physics 2007-05-23 Guido Altarelli

We calculate the oblique electroweak corrections and confront with the experiments in an extension of the Standard Model. The new fields added are a vector-like weak doublet and a singlet fermion. After electroweak symmetry breaking there…

High Energy Physics - Phenomenology · Physics 2008-12-18 G. Cynolter , E. Lendvai

At LEP2 many Standard Model predictions are tested up to centre-of-mass energies of 209 GeV. Fermion pair production cross sections and asymmetries agree well with the theoretical expectation over the entire energy range. The measurements…

High Energy Physics - Experiment · Physics 2007-05-23 Stephan Wynhoff

An introduction to electroweak symmetry breaking and Higgs physics is presented for the Standard Model and its supersymmetric extensions. A brief overview will also be given on strong interactions of the electroweak gauge bosons in…

High Energy Physics - Phenomenology · Physics 2009-10-31 Michael Spira , Peter M. Zerwas

There have been a great deal of works on the precision test of the standard model (SM) because of the incredibly precise data obtained at the LEP and the new measurements of $M_W$ and $m_t$ at the Fermilab Tevatron as well as the recent…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kyungsik Kang , Sin Kyu Kang

Internal consistency of the most sensitive electroweak measurements within the standard model framework is examined. Confirming an earlier observation on the separation of Z-pole asymmetry measurements into {\em hadronisation- free}and {\em…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Aziz , A. Gurtu

Recent tests of the electroweak Standard Model are reviewed, covering the precise measurements of Z decays at LEP I and SLC and measurements of fermion pair production at higher energies at LEP II. Special emphasis is given to new results…

High Energy Physics - Phenomenology · Physics 2007-05-23 David Ward

What follows is an updated version of the lectures given at the CERN Academic Training (November 1993) and at the Jaca Winter Meeting (February 1994). The aim is to provide a pedagogical introduction to the Standard Model of electroweak…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Pich

In this review, we discuss methods of parsing direct and indirect information from collider experiments regarding the Higgs boson and describe simple ways in which experimental likelihoods can be consistently reconstructed and interfaced…

High Energy Physics - Phenomenology · Physics 2013-03-20 Aleksandr Azatov , Jamison Galloway

Future high energy linear electron positron colliders with centre-of-mass enegies between 90 and 1000 GeV offer a unique opportunity to study precisely the Standard Model and phenomena from new physics. Most important, the mechanism of…

High Energy Physics - Experiment · Physics 2007-05-23 Wolfgang Menges

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results measured at the electron-positron colliders LEP and SLC. The results are compared with precise electroweak…

The link between the electroweak gauge boson masses and the Fermi constant via the muon lifetime measurement is instrumental for constraining and eventually pinning down new physics. We consider the simplest extension of the Standard Model…

High Energy Physics - Phenomenology · Physics 2015-01-09 D. Lopez-Val , T. Robens

Electroweak precision data have been extensively used to constrain models containing physics beyond that of the Standard Model. When the model contains Higgs scalars in representations other than singlets or doublets, and hence rho not…

High Energy Physics - Phenomenology · Physics 2014-11-18 Mu-Chun Chen , Sally Dawson , Tadas Krupovnickas

In these lectures, I review the status of the electroweak sector of the Standard Model, with an emphasis on the importance of radiative corrections and searches for the Standard Model Higgs boson. A discussion of the special role of the TeV…

High Energy Physics - Phenomenology · Physics 2009-04-24 S. Dawson

The Standard Model (SM) with a light Higgs boson provides a very good description of the precision electroweak observable data coming from the LEP, SLD and Tevatron experiments. Most of the observables, with the notable exception of the…

High Energy Physics - Phenomenology · Physics 2010-04-06 D. Choudhury , T. M. P. Tait , C. E. M. Wagner

We obtain limits on generic vector-like leptons at the TeV scale from electroweak precision tests. These limits are complementary to the ones obtained from lepton flavour violating processes. In general, the quality of the global…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. del Aguila , J. de Blas , M. Perez-Victoria

In this talk, I shall address two key issues related to electroweak symmetry breaking. First, how fine-tuned different models are that trigger this phenomenon? Second, even if a light Higgs boson exists, does it have to be necessarily…

High Energy Physics - Phenomenology · Physics 2015-06-03 Gautam Bhattacharyya