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Related papers: Electroweak Constraints on Little Higgs Models

200 papers

The Large Hadron Collider, LHC, though meant for discovery, will provide enough data from early phase to also perform various studies of Standard Model processes in as yet unexplored kinematic regions. Precision measurements of the…

High Energy Physics - Experiment · Physics 2008-09-10 Kajari Mazumdar

Based on the recent CDF report on the top-quark, we have carried out an analysis on the Higgs mass within the minimal standard electroweak theory using the latest data on the $W$-mass. Although this theory is in quite a happy situation now,…

High Energy Physics - Phenomenology · Physics 2015-06-25 Zenrō Hioki , Ryuichi Najima

Little Higgs theories are an exciting new possibility for physics at TeV energies. In the Standard Model the Higgs mass suffers from an instability under radiative corrections. This ``hierarchy problem'' motivates much of current physics…

High Energy Physics - Phenomenology · Physics 2015-06-25 Martin Schmaltz

Section 10 of the 2004 edition of the Review of Particle Physics.

High Energy Physics - Phenomenology · Physics 2007-05-23 Jens Erler , Paul Langacker

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…

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 2007-05-23 A. Pich

This talk summarizes the status of the standard model predictions for electroweak precision observables including g-2 for muons, and discusses the status of the standard model and the MSSM in view of the new data.

High Energy Physics - Phenomenology · Physics 2008-02-03 W. Hollik

An updated fit to the precision electroweak data and to the direct measurement of the top quark mass $m_t$ provides significant constraints on $m_t$ and on the Higgs boson mass $M_H$: $m_t/\text{GeV}=172\pm 6$ and…

High Energy Physics - Phenomenology · Physics 2008-11-26 John Ellis , G. L. Fogli , E. Lisi

We have explored the electroweak phase transition in minimal supergravity models by extending previous analysis of the one-loop Higgs potential to include finite temperature effects. Minimal supergravity is characterized by two higgs…

High Energy Physics - Phenomenology · Physics 2011-04-20 D. V. Nanopoulos , H. Pois

We present an introduction into the basic concepts of the Standard Model, i.e. the gauge theories of the forces and the Higgs mechanism for generating masses. The Glashow-Salam-Weinberg theory of the electroweak interactions will be…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. Spiesberger , M. Spira , P. M. Zerwas

We study the finite-temperature effective potential of the Minimal Supersymmetric Standard Model, in the limit of only one light Higgs boson. Because of the large top Yukawa coupling, there can be significant differences with respect to the…

High Energy Physics - Phenomenology · Physics 2009-10-22 J. R. Espinosa , M. Quiros , F. Zwirner

Present data, both from direct Higgs search and from analysis of electroweak data, are starting to become rather restrictive on the possible values for the mass of the standard model Higgs. We discuss a new physics scenario based on a model…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Casalbuoni , S. De Curtis , D. Dominici , R. Gatto , M. Grazzini

I review the status of theoretical calculations relevant for electroweak physics at the Tevatron and LHC and discuss future directions. I also give a brief overview of current electroweak data and discuss future expectations.

High Energy Physics - Phenomenology · Physics 2007-05-23 U. Baur

Precision electroweak data allow one to test the standard model, constrain its parameters, and search for the effects of some kinds of new physics. The results of the most recent data from LEP, SLC, and elsewhere are described, as are their…

High Energy Physics - Phenomenology · Physics 2007-05-23 Paul Langacker

Severe constraints on parameters of the minimal supersymmetric standard model follow from a dynamical electroweak symmetry breaking mechanism dominated by top and stop loops. In particular, the lightest Higgs boson mass is expected to be…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Chaichian , P. Chiappetta , J. -M. Gerard , R. Gonzalez Felipe , J. Weyers

A brief overview is given of the theory of Higgs bosons and electroweak symmetry breaking that is relevant for the Higgs physics program at the Linear Collider.

High Energy Physics - Phenomenology · Physics 2007-05-23 Howard E. Haber

In the first part of this talk there is given a very brief review of the status of the Standard Model (SM). In the second part I discuss electroweak interactions and physics beyond the SM.

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Pokorski

The measurements of electroweak sector of the Standard Model are presented, including most recent results from LEP, Tevatron and HERA colliders. The robustness of the Standard Model is illustrated with the precision measurements, the…

High Energy Physics - Experiment · Physics 2009-11-11 Cristinel Diaconu

We provide a set of theoretical constraints on models in which the Standard Model field content is extended by vector-like fermions and in some cases also by a real scalar singlet. Our approach is based on the study of electroweak vacuum…

High Energy Physics - Phenomenology · Physics 2024-10-08 Amit Adhikary , Marek Olechowski , Janusz Rosiek , Michal Ryczkowski

In this talk I discuss the interpretation of LHC Higgs measurements within the electroweak chiral Lagrangian, paying particular attention to the role of power counting.

High Energy Physics - Phenomenology · Physics 2016-10-04 Alejandro Celis