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Overall, the Standard Model describes electroweak precision data rather well. There are however a few areas of tension (charged current universality, NuTeV, (g-2)_\mu, b quark asymmetries), which I review emphasizing recent theoretical and…

High Energy Physics - Phenomenology · Physics 2009-11-10 Paolo Gambino

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 derive the Lagrangian and Feynman rules up to bilinear scalar fields for the mixed Higgs-radion eigenstates interacting with Standard Model particles confined to a 3-brane in Randall-Sundrum warped geometry. We use the results to compute…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. F. Gunion , M. Toharia , J. Wells

The $W$ boson mass is one of the most important electroweak precision observables for testing the Standard Model or its extensions. The very recent measured $W$ boson mass at CDF shows about $7\sigma$ deviations from the SM prediction,…

High Energy Physics - Phenomenology · Physics 2022-09-14 Chih-Ting Lu , Lei Wu , Yongcheng Wu , Bin Zhu

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

The prospects for a precise exploration of the properties of a single or many observed Higgs bosons at future accelerators are summarized, with particular emphasis on the abilities of a Linear Collider (LC). Some implications of these…

High Energy Physics - Phenomenology · Physics 2019-08-14 J. Conway , K. Desch , J. F. Gunion , S. Mrenna , D. Zeppenfeld

Recent reanalyses of the atomic physics effects on the weak charge in cesium have led to a value in much closer agreement with predictions of the Standard Model. We review precision electroweak tests, their implications for upper bounds on…

High Energy Physics - Phenomenology · Physics 2009-11-07 Jonathan L. Rosner

The study of the Higgs boson properties offers compelling perspectives for testing the effects of physics beyond the Standard Model and has deep implications for the LHC program and future colliders. Accurate determinations of the Higgs…

High Energy Physics - Phenomenology · Physics 2022-09-08 A. Arbey , M. Battaglia , A. Djouadi , F. Mahmoudi , M. Muhlleitner , M. Spira

The status of the electroweak Standard Model is reviewed in the light of recent precision data and new theoretical results which have contributed to improve the predictions for precision observables, together with the remaining inherent…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Hollik

Our picture of the electroweak interactions continues to improve, with ever more precise constraints on the masses of the Higgs boson(s) and on non-standard physics. Some recent developments include: (a) a calculation of higher-order…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jonathan L. Rosner

Results of an updated global electoweak fit to the Standard Model (SM) are presented, where special attention is paid to some key observables, such as the weak mixing angle, the $W$ boson mass, and the anomalous magnetic moment of the muon.…

High Energy Physics - Phenomenology · Physics 2017-10-19 Jens Erler

We review the constraints on Higgs boson properties from effective potential methods. In the Standard Model, the requirement of stability (or metastability) of the standard electroweak minimum puts an upper bound on the scale of new physics…

High Energy Physics - Phenomenology · Physics 2016-11-03 M. Quiros

The agreement of electroweak measurements with theory places limits on the masses of the top quark and the $W$ boson. It is shown how these limits arise and what constraints various measurements (particularly a top quark mass determination)…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jonathan L. Rosner

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

The test of the electroweak corrections has played a major role in providing evidence for the gauge and the Higgs sectors of the Standard Model. At the same time the consideration of the electroweak corrections has given significant…

High Energy Physics - Phenomenology · Physics 2016-10-12 Riccardo Barbieri

The Higgs boson of the Standard model is described by a set of off-diagonal components of the multidimensional metric tensor, as well as the gauge fields. In the low-energy limit, the basic properties of the Higgs boson are reproduced,…

High Energy Physics - Phenomenology · Physics 2011-08-12 S. V. Bolokhov , K. A. Bronnikov , S. G. Rubin

To understand the possibility for precision Higgs boson coupling measurements to access effects of very heavy new particles, I present five scenarios in which significant deviations in Higgs boson couplings are produced by new particles…

High Energy Physics - Phenomenology · Physics 2022-10-05 Michael E. Peskin

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

We discuss the experimental and theoretical uncertainties on precision electroweak observables and their relationship to the indirect constraints on the Higgs-boson mass, $\MH$, in the Standard Model (SM). The critical experimental…

We present an update of the Standard Model fit to electroweak precision data. We include newest experimental results on the top quark mass, the W mass and width, and the Higgs boson mass bounds from LEP, Tevatron and the LHC. We also…

High Energy Physics - Phenomenology · Physics 2022-07-25 M. Baak , M. Goebel , J. Haller , A. Hoecker , D. Kennedy , K. Moenig , M. Schott , J. Stelzer