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We discuss the Higgs mass and cosmological constant hierarchy puzzles with emphasis on the interplay of Poincare invariance, mass generation and renormalization group invariance. A plausible explanation involves an emergent Standard Model…

高能物理 - 唯象学 · 物理学 2020-04-22 Steven D. Bass , Janina Krzysiak

The Higgs boson mass problem is considered in the next to minimal supersymmetric standard model. The Higgs potential and the renormalization group equations for the gauge, Yukawa and scalar coupling constants are analyzed. The restrictions…

高能物理 - 唯象学 · 物理学 2009-10-28 H. M. Asatrian , G. K. Yeghiyan

Exotic decays of the Standard Model-like Higgs boson into beyond-the-Standard Model particles are predicted in a wide range of well-motivated theories. The enormous samples of Higgs bosons that have been and will be produced at the Large…

高能物理 - 唯象学 · 物理学 2022-10-12 Maria Cepeda , Stefania Gori , Verena Martinez Outschoorn , Jessie Shelton

We present some phenomenology of the Higgs sector of the Minimal $B-L$ U(1) Extension of the Standard Model at the Large Hadron Collider. In this model, the existence of an extra gauge boson ($Z'$) and an extra scalar (heavy Higgs) are…

高能物理 - 唯象学 · 物理学 2011-01-03 L. Basso , A. Belyaev , S. Moretti , G. M. Pruna

The invariance of extensions of the Standard Model under the full SU(3)XSU(2)XU(1) gauge group can be used to classify general vector bosons and to write their interactions in a model-independent fashion. This description is useful for both…

高能物理 - 唯象学 · 物理学 2011-07-06 Manuel Perez-Victoria

In this paper we study the large N limit of the Standard Model Higgs sector with $N\lambda$, $Ng^2$ and $Ng'^2$ constant and $N$ being the number of would-be Goldstone bosons. Despite the simplicity of this method at leading order, its…

高能物理 - 唯象学 · 物理学 2009-10-28 A. Dobado , J. Morales , J. R. Pelaez , M. T. Urdiales

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

高能物理 - 唯象学 · 物理学 2007-05-23 Jens Erler

The Higgs boson is the missing link of the Standard Model of elementary particle physics. We review its decay properties and production mechanisms at a future e^+ e^- linear collider and its e^- e^-, e^+- gamma, and gamma gamma modes, with…

高能物理 - 唯象学 · 物理学 2009-11-07 Bernd A. Kniehl

We investigate the correlation between a possible deviation in the discovered Higgs boson $h(125)$ couplings from the Standard Model prediction and the mass scale ($M_{\text{2nd}}$) of the next-to-lightest Higgs boson in models with…

高能物理 - 唯象学 · 物理学 2017-10-25 Simone Blasi , Stefania De Curtis , Kei Yagyu

We derive model-independent constraints on Higgs mass and couplings from associated signals for higher masses, accessible at LEP2. This work is motivated by the fact that, in many extensions of the standard model, the Higgs boson can have…

高能物理 - 唯象学 · 物理学 2009-09-17 A. Lopez-Fernandez , J. C. Romão , F. de Campos , J. W. F. Valle

In the Minimal Supersymmetric Standard Model heavy superparticles introduce large logarithms in the calculation of the lightest $\mathcal{CP}$-even Higgs boson mass. These logarithmic contributions can be resummed using effective field…

高能物理 - 唯象学 · 物理学 2018-05-23 Henning Bahl , Wolfgang Hollik

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…

高能物理 - 唯象学 · 物理学 2022-10-05 Michael E. Peskin

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…

高能物理 - 唯象学 · 物理学 2022-09-08 A. Arbey , M. Battaglia , A. Djouadi , F. Mahmoudi , M. Muhlleitner , M. Spira

The non-decoupling effects of heavy Higgs bosons on the process $e^+e^- \to W^+_LW^-_L$ are discussed in the two Higgs-doublet model. The one-loop corrections to the cross section are calculated by using the equivalence theorem and the…

高能物理 - 唯象学 · 物理学 2009-10-30 Shinya Kanemura , Hide-Aki Tohyama

We present bounds on the Higgs mass in the Standard Model and in the Minimal Supersymmetric Standard Model using the effective potential with next-to-leading logarithms resummed by the renormalization group equations, and physical (pole)…

高能物理 - 唯象学 · 物理学 2007-05-23 Mariano Quirós

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.

高能物理 - 唯象学 · 物理学 2008-11-26 Jens Erler

We consider the capability of the e^+e^- linear collider (which is recently called as the International Linear Collider, or ILC) for studying the properties of the heavy Higgs bosons in the supersymmetric standard model. We pay special…

高能物理 - 唯象学 · 物理学 2009-11-11 Takeo Moroi , Yasuhiro Shimizu

A review of the Higgs and neutralino sectors of supersymmetric models is presented. This includes the upper limit on the mass of the lightest Higgs boson in the Minimal Supersymmetric Standard Model, as well as models based on the Standard…

高能物理 - 唯象学 · 物理学 2009-10-31 P. N. Pandita

High precision experimental measurements of the properties of the Higgs boson at $\sim$ 125 GeV as well as electroweak precision observables such as the W -boson mass or the effective weak leptonic mixing angle are expected at future…

高能物理 - 唯象学 · 物理学 2021-06-25 Sven Heinemeyer , Stanislaw Jadach , Jürgen Reuter

If the "Higgs mass" is not the physical mass of a real particle but rather an effective ultraviolet cutoff then a process energy dependence of this cutoff must be admitted. Precision data from at least two energy scale experimental points…

高能物理 - 唯象学 · 物理学 2007-05-23 Marek Pawlowski , Ryszard Raczka