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Related papers: The Standard Model of Electroweak Interactions

200 papers

Effective Lagrangians with dimension-six operators are widely used to analyse Higgs and other electroweak data. We show how to build a basis of operators such that each operator corresponds to a coupling which is well measured or will be in…

High Energy Physics - Phenomenology · Physics 2015-06-22 Eduard Masso

There have been several important recent developments in precision electroweak tests. These include: the new LEP energy scan during the 1993 run; the first high-precision results on the left-right asymmetry from the SLD Collaboration at…

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

The algebraic method of renormalization is applied to the standard model of electroweak interactions. We present the most important modifications compared to theories with simple groups.

High Energy Physics - Theory · Physics 2007-05-23 Elisabeth Kraus

This paper is a direct extension of our paper: "The Standard Model on Non-Commutative Space-Time: Electroweak currents and Higgs sector", hep-ph/0502249, now with strong interactions included. Apart from the non-commutative corrections to…

High Energy Physics - Phenomenology · Physics 2009-01-07 B. Melic , K. Passek-Kumericki , J. Trampetic , P. Schupp , M. Wohlgenannt

We present an effective action for the electroweak sector of the Standard Model valid for the calculation of scattering amplitudes in the high energy (Regge) limit. Gauge invariant Wilson lines are introduced to describe reggeized degrees…

High Energy Physics - Phenomenology · Physics 2021-02-03 Melina Gómez Bock , Martin Hentschinski , Agustín Sabio Vera

The implications of precision $Z$ and $W$-pole and neutral current data for testing the standard electroweak model, determining its parameters, and searching for new physics, are described.

High Energy Physics - Phenomenology · Physics 2016-11-03 Paul Langacker

The Standard Model can be defined quantitatively by running parameters in a mass-independent renormalization scheme at a fixed reference scale. We provide a set of simple interpolation formulas that give the fundamental Lagrangian…

High Energy Physics - Phenomenology · Physics 2023-02-08 Zamiul Alam , Stephen P. Martin

The idea of a strongly interacting sector as responsible for the electroweak symmetry breaking is tested through an effective lagrangian description, called the BESS model, constructed on the standing point of custodial symmetry and gauge…

High Energy Physics - Phenomenology · Physics 2007-05-23 Pierre Chiappetta

We present an introduction to the basic concepts of electroweak symmetry breaking and Higgs physics within the Standard Model and its supersymmetric extensions. A brief overview will also be given on alternative mechanisms of electroweak…

High Energy Physics - Phenomenology · Physics 2007-12-17 M. Gomez-Bock , M. Mondragón , M. Mühlleitner , M. Spira , P. M. Zerwas

The results of high precision weak neutral current (WNC), Z-pole, and high energy collider electroweak experiments have been the primary prediction and test of electroweak unification. The electroweak program is briefly reviewed from a…

High Energy Physics - Phenomenology · Physics 2009-11-10 Paul Langacker

Contrary to a widely spread believe, we have demonstrated that strongly coupled electroweak models including both a light Higgs-like boson and massive spin-1 resonances are not in conflict with experimental constraints on the oblique S and…

High Energy Physics - Phenomenology · Physics 2016-02-17 Ignasi Rosell , Antonio Pich , Joaquin Santos , Juan Jose Sanz-Cillero

The study of the scattering at high energy of the gauge bosons W and Z, in particular longitudinally polarized W and Z, can clarify the mechanism of spontaneous symmetry breaking in the Standard Model of the electroweak interactions.…

High Energy Physics - Phenomenology · Physics 2017-08-23 Daniele Dominici

A Lagrangian depending on geometric variables (metric, affine connection, gauge group generators) is given which maintains compatibility with General Relativity. It generates the dynamics for Electromagnetism and other Gauge Fields along…

General Physics · Physics 2010-08-17 Juan Andres Musante

The mathematical logic of a true nature of mirror symmetry expresses, in the case of the Dirac Lagrangian, the ideas of the left- and right-handed photons referring to long- and short-lived particles, respectively. Such a difference in…

General Physics · Physics 2017-03-20 Rasulkhozha S. Sharafiddinov

Recently a new dynamical symmetry breaking model of electroweak interactions was proposed based on interacting fermions. Two fermions of different SU(2) representations form a symmetry breaking condensate and generate the lepton and quark…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. Cynolter , E. Lendvai

An effective lagrangian describing a strong interacting electroweak sector is considered. It contains new vector and axial-vector resonances all degenerate in mass and mixed with $W$ and $Z$. The model, for large mass of these degenerate…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Casalbuoni , A. Deandrea , S. De Curtis , D. Dominici , R. Gatto , M. Grazzini

We describe an alternate gauge electroweak model that permits neutrinos with mass, and at the same time explains why right-handed neutrinos do not appear in weak interactions. This is a local gauge theory involving a space [V ] of three…

General Physics · Physics 2010-12-07 Bill Dalton

A new dynamical symmetry breaking model of electroweak interactions is proposed based on interacting fermions. Two fermions of different SU_{L}(2) representations form a symmetry breaking condensate and generate the lepton and quark masses.…

High Energy Physics - Phenomenology · Physics 2009-01-07 G. Cynolter , E. Lendvai , G. Pocsik

Most recent tests of the Standard Model of the electroweak interaction are reported using data from the four LEP experiments ALEPH, DELPHI, L3 and OPAL, the SLD experiment at SLC, the Tevatron ppbar experiments CDF and D0, and the NuTeV…

High Energy Physics - Experiment · Physics 2007-05-23 T. Kawamoto

These three lectures review the state of our understanding of electroweak interactions and the search for the agent of electroweak symmetry breaking. The themes of the lectures are (i) the electroweak theory and its experimental status,…

High Energy Physics - Phenomenology · Physics 2009-05-05 Chris Quigg