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相关论文: Higgs mass prediction

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We discuss the development of the theory of electroweak radiative corrections and its role in testing the Standard Model, predicting the top quark mass, constraining the Higgs boson mass, and searching for deviations that may signal the…

高能物理 - 唯象学 · 物理学 2008-11-26 Alberto Sirlin

I review constraints on the Standard Model (SM) Higgs boson from high energy electroweak (EW) precision data. The same data set also strongly limits various mixing effects of hypothetical extra neutral gauge bosons (Z') with the ordinary Z.…

高能物理 - 唯象学 · 物理学 2009-07-07 Jens Erler

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.…

高能物理 - 唯象学 · 物理学 2015-06-16 Marco Ciuchini , Enrico Franco , Satoshi Mishima , Luca Silvestrini

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…

高能物理 - 唯象学 · 物理学 2019-08-14 J. Conway , K. Desch , J. F. Gunion , S. Mrenna , D. Zeppenfeld

The status of various precisely measured electroweak parameters is reviewed. Natural relations among them are shown to constrain the Higgs mass, m_H, via quantum loop effects to relatively low values. A comparison with direct Higgs searches…

高能物理 - 唯象学 · 物理学 2009-10-31 William J. Marciano

A conventional approach to precision calculations of Higgs boson observables uses quark masses $m_c$ and $m_b$ as inputs. However, quark masses are single numbers that hide a variety of low-energy data from which they are extracted, and…

高能物理 - 唯象学 · 物理学 2015-04-08 Alexey A. Petrov , Stefan Pokorski , James D. Wells , Zhengkang Zhang

In this paper we are going to review the status of the computations of the perturbative quantum corrections to the Higgs boson mass in the Standard Model and in its supersymmetric extensions. In particular, supersymmetric theories require a…

高能物理 - 唯象学 · 物理学 2022-02-25 E. A. Reyes R. , A. R. Fazio

In this paper we express the effect of new physics on gauge boson self energy corrections through non-renormalizable dimension six operators. Using the precision electroweak data we then determine a lower bound on the scale ${\l}$…

高能物理 - 唯象学 · 物理学 2007-05-23 Uma Mahanta

In supersymmetry, the Higgs quartic couplings is given by the sum in quadrature of the weak gauge couplings. This leads to the prediction of a light Higgs boson, which still holds when considering loop corrections from soft supersymmetry…

高能物理 - 唯象学 · 物理学 2009-11-19 Nir Polonsky , Shufang Su

The effect of beam related systematics, namely uncertainty in the beam energy and differential luminosity spectrum measurements and beam energy spread on the precision of the Higgs boson mass measurement at a future linear e+e- collider is…

高能物理 - 实验 · 物理学 2007-05-23 A. Raspereza

This lecture discusses the Higgs boson sectors of the SM and the MSSM, in particular in view of the recently discovered particle at \sim 125.5 GeV. It also covers their connection to electroweak precision physics and the implications for…

高能物理 - 唯象学 · 物理学 2013-01-31 S. Heinemeyer

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…

At the LHC a precise measurement of the Higgs boson mass (if discovered), at the level of 0.1-1%, will be possible through the channel g g --> H --> 4l for a wide range of Higgs mass values. To match such an accuracy, the systematic effects…

高能物理 - 唯象学 · 物理学 2009-11-11 C. M. Carloni Calame , M. Moretti , G. Montagna , O. Nicrosini , F. Piccinini , A. D. Polosa

We present a new global fit to precision electroweak data, including new low- and high-energy data and analyzing the radiative corrections arising from the minimal symmetry breaking sectors of the Standard Model (SM) and its supersymmetric…

高能物理 - 唯象学 · 物理学 2009-09-11 John Ellis , G. L Fogli , E. Lisi

The fit of precision electroweak data to the Minimal Standard Model currently gives an upper limit on the Higgs boson mass of 170 GeV at 95% confidence. Nevertheless, it is often said that the Higgs boson could be much heavier in more…

高能物理 - 唯象学 · 物理学 2009-09-25 Michael E. Peskin , James D. Wells

This lecture discusses the Higgs boson sector of the SM and the MSSM, including their connection to electroweak precision physics and the searches for SM and SUSY Higgs bosons at the LHC.

高能物理 - 唯象学 · 物理学 2009-12-03 S. Heinemeyer

We compute the Higgs mass in a model for the electroweak interactions based on a confining theory. This model is related to the standard model by the complementarity principle. A dynamical effect due to the large typical scale of the Higgs…

高能物理 - 唯象学 · 物理学 2014-11-17 Xavier Calmet , Harald Fritzsch

The status of published and preliminary precision electroweak measurements as of winter 2002/03 is presented. The new results on the mass of the W boson as measured at LEP-2 and on atomic parity violation in Caesium are included. The…

高能物理 - 实验 · 物理学 2007-05-23 Martin W. Grunewald

Adding radion perturbations (up to second order) to the static (RS) metric allows us to calculate the general first and second order interactions of the radion field with the electroweak vector bosons. We use these interactions to compute…

高能物理 - 唯象学 · 物理学 2007-05-23 Manuel Toharia

The status of several precisely measured electroweak parameters is reviewed. Natural relations among them are shown to constrain the Higgs mass, m_H, as well as various ``New Physics'' effects. Indications of an anomalous Zb anti-b coupling…

高能物理 - 唯象学 · 物理学 2008-11-26 William J. Marciano