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Related papers: Electroweak Constraints on Little Higgs Models

200 papers

We review a number of theoretical developments in Precision Electroweak Physics that are closely connected with the interpretation of experiments. The emphasis is on the test of the Standard Model at the level of its quantum corrections,…

High Energy Physics - Phenomenology · Physics 2011-04-15 Alberto Sirlin

We present up-to-date constraints on a generic Higgs parameter space. An accurate assessment of these exclusions must take into account statistical, and potentially signal, fluctuations in the data currently taken at the LHC. For this, we…

High Energy Physics - Phenomenology · Physics 2015-06-04 Aleksandr Azatov , Roberto Contino , Jamison Galloway

I review how electroweak precision observables can be used to constrain the Higgs boson mass and the strong coupling constant. Implications for physics beyond the Standard Model are also addressed.

High Energy Physics - Phenomenology · Physics 2008-11-26 Jens Erler

We present updated global fits of the Standard Model and beyond to electroweak precision data, taking into account recent progress in theoretical calculations and experimental measurements. From the fits, we derive model-independent…

High Energy Physics - Phenomenology · Physics 2014-11-27 Marco Ciuchini , Enrico Franco , Satoshi Mishima , Maurizio Pierini , Laura Reina , Luca Silvestrini

This paper contains a review of recent precision measurements of electroweak observables and resulting tests of the electroweak Standard Model.

High Energy Physics - Experiment · Physics 2015-05-13 Martin W. Grunewald

We study extensions of the Standard Model with general new vector bosons. The full Standard Model gauge symmetry is used to classify the extra vectors and constrain their couplings. We derive the corresponding effective Lagrangian, valid at…

High Energy Physics - Phenomenology · Physics 2025-02-05 F. del Aguila , J. de Blas , M. Perez-Victoria

Standard theories of electroweak interactions are based on the concept of a gauge symmetry broken by the Higgs mechanism. If they are placed in an environment with a sufficiently high temperature, the symmetry gets restored. It turns out…

High Energy Physics - Phenomenology · Physics 2017-08-23 M. Laine

The status of precision electroweak measurements as of summer 2002 is reviewed. The recent results on the anomalous magnetic moment of the muon and on neutrino-nucleon scattering are discussed. Precision results on the electroweak…

High Energy Physics - Experiment · Physics 2015-06-25 Martin W. Grunewald

The global fit of the Standard Model predictions to electroweak precision data, which has been routinely performed in the past decades by several groups, led to the prediction of the top quark and the Higgs boson masses before their…

High Energy Physics - Phenomenology · Physics 2019-05-01 Jens Erler , Matthias Schott

We summarize the status of the Standard Model with special emphasis on the extraction of the Higgs boson mass using Bayesian inference.

High Energy Physics - Phenomenology · Physics 2007-05-23 Jens Erler

The status of the electroweak precision data as of winter 2003 and the corresponding theoretical calculations are presented. The possible problems within the data and the calculations are discussed in a critical way. If the NuTeV anomaly…

High Energy Physics - Phenomenology · Physics 2007-05-23 Klaus Moenig

After a short essay on the current state of particle physics, I review the antecedents of the modern picture of the weak and electromagnetic interactions and then undertake a brief survey of the $SU(2)_{L}\otimes U(1)_{Y}$ electroweak…

High Energy Physics - Phenomenology · Physics 2009-09-29 Chris Quigg

Precision measurements of electroweak observables provide stringent tests of the Standard Model structure and an accurate determination of its parameters. An overview of the present experimental status is presented.

High Energy Physics - Phenomenology · Physics 2011-01-25 A. Pich

This is an overview of the electroweak physics achieved at LEP. After a brief review of the standard model and the calculation of the radiative corrections both in the MS and on-shell schemes, we introduce the Z decay parameters around the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kyungsik Kang

We perform the fit of electroweak precision observables within the Standard Model with a 126 GeV Higgs boson, compare the results with the theoretical predictions and discuss the impact of recent experimental and theoretical improvements.…

High Energy Physics - Phenomenology · Physics 2015-06-16 Marco Ciuchini , Enrico Franco , Satoshi Mishima , Luca Silvestrini

We present an update of the global fit of the Standard Model electroweak sector to latest experimental results. We include new kinematic top quark and $W$ boson mass measurements from the LHC, a $\sin^2\theta^{\ell}_{\mathrm{eff}}$ result…

High Energy Physics - Phenomenology · Physics 2019-12-16 Johannes Haller , Andreas Hoecker , Roman Kogler , Klaus Mönig , Thomas Peiffer , Jörg Stelzer

Recent developments in the measurement of precision electroweak measurements are summarised, notably new results on the mass of the top quark and mass and width of the W boson. Predictions of the Standard Model are compared to the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Martin W. Grunewald

We review the status of precision electroweak physics with particular emphasis on the extraction of the Higgs boson mass. Global fit results depend strongly on the used value for the hadronic contribution to alpha(M_Z). We emphasize,…

High Energy Physics - Phenomenology · Physics 2009-10-31 Jens Erler , Paul Langacker

We compute the leading corrections to the properties of W and Z bosons induced at the one-loop level in the SU(5)/SO(5) Littlest Higgs model with T parity, and perform a global fit to precision electroweak data to determine the constraints…

High Energy Physics - Phenomenology · Physics 2009-11-11 Jay Hubisz , Patrick Meade , Andrew Noble , Maxim Perelstein

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…

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