English
Related papers

Related papers: Two-Loop Effective Potential Calculation of the Li…

200 papers

Starting with the two-loop effective potential of the MSSM, and assuming a supersymmetric scale well above $M_Z$, we derive a simple analytical approximation for the lightest CP-even Higgs boson mass including resummation of higher order…

High Energy Physics - Phenomenology · Physics 2015-06-25 Jose Ramon Espinosa , Ren-Jie Zhang

I summarize results of two-loop effective potential calculations of the lightest CP-even Higgs boson mass in the minimal supersymmetric standard model.

High Energy Physics - Phenomenology · Physics 2016-11-03 Ren-Jie Zhang

The mass of the lightest CP-even Higgs boson of the minimal supersymmetric extension of the Standard Model (MSSM) has previously been computed including O(alpha alpha_s) two-loop contributions by an on-shell diagrammatic method, while…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Carena , H. E. Haber , S. Heinemeyer , W. Hollik , C. E. M. Wagner , G. Weiglein

Using an effective potential approach, we compute two-loop radiative corrections to the MSSM lightest ${\cal CP}$-even Higgs boson mass $M_{h^0}$ to ${\cal O}(\alpha_t^2)$ for arbitrary left-right top-squark mixing and $\tan\beta$. We find…

High Energy Physics - Phenomenology · Physics 2011-01-13 Jose Ramon Espinosa , Ren-Jie Zhang

We present detailed results of a diagrammatic calculation of the leading two-loop QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM). The two-loop corrections are…

High Energy Physics - Phenomenology · Physics 2011-05-05 S. Heinemeyer , W. Hollik , G. Weiglein

Diagrammatic two-loop results are presented for the leading QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM). The results are valid for arbitrary values of the parameters…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Heinemeyer , W. Hollik , G. Weiglein

We compute the O(alpha_t^2) two-loop corrections to the neutral CP-even Higgs boson mass matrix in the Minimal Supersymmetric Standard Model, for arbitrary values of mA and of the parameters in the stop sector, in the effective potential…

High Energy Physics - Phenomenology · Physics 2015-06-25 Andrea Brignole , Giuseppe Degrassi , Pietro Slavich , Fabio Zwirner

We perform a diagrammatic calculation of the leading two-loop QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM). The results are valid for arbitrary values of the…

High Energy Physics - Phenomenology · Physics 2009-12-30 S. Heinemeyer , W. Hollik , G. Weiglein

We present a computation of the O(at*as + at^2) two--loop corrections to the MSSM Higgs masses. An appropriate use of the effective potential approach allows us to obtain simple analytical formulae, valid for arbitrary values of mA and of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Pietro Slavich

We complete the effective potential calculation of the two-loop, top/bottom Yukawa corrections to the Higgs boson masses in the Minimal Supersymmetric Standard Model, by computing the O(at^2 + at*ab + ab^2) contributions for arbitrary…

High Energy Physics - Phenomenology · Physics 2008-11-26 Athanasios Dedes , Giuseppe Degrassi , Pietro Slavich

The effective potential of massless standard model (SM) is calculated up to three-loop order. The stability of the effective potential and the Higgs boson mass are investigated up to three-loop order. We found that, Higgs boson mass $m_{H}$…

High Energy Physics - Phenomenology · Physics 2016-05-31 H. I. Alrebdi , H. A. Alhendi , T. Barakat

Higher-order corrections to the MSSM Higgs-boson masses are desirable for accurate predictions currently testable at the LHC. By comparing the prediction with the measured value of the discovered Higgs signal, viable parameter regions can…

High Energy Physics - Phenomenology · Physics 2020-12-11 Sophia Borowka , Sebastian Paßehr , Georg Weiglein

I present a method for accurately calculating the pole mass of the lightest Higgs scalar boson in supersymmetric extensions of the Standard Model, using a mass-independent renormalization scheme. The Higgs scalar self-energies are…

High Energy Physics - Phenomenology · Physics 2009-11-07 Stephen P. Martin

Results for the leading two-loop corrections of $\mathcal{O}{\left(\alpha_t^2\right)}$ from the Yukawa sector to the Higgs-boson masses of the MSSM with complex parameters are presented. The corresponding self-energies and their…

High Energy Physics - Phenomenology · Physics 2015-06-18 Wolfgang Hollik , Sebastian Paßehr

A compact approximation formula for the mass of the lightest neutral CP-even Higgs boson, m_h, in the Minimal Supersymmetric Standard Model (MSSM) is derived from the diagrammatic two-loop result for m_h up to O(alpha alpha_s). By…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Heinemeyer , W. Hollik , G. Weiglein

In the minimal supersymmetric model (MSSM), the upper limit of the lightest Higgs boson mass, $\mhl$, depends strongly on the top quark mass, $m_t$. We have computed the dominant two-loop radiative corrections to this upper limit of $\mhl$…

High Energy Physics - Phenomenology · Physics 2009-10-28 Ralf Hempfling , Andre H. Hoang

The light CP even Higgs boson mass, Mh, is calculated to three-loop accuracy within the Minimal Supersymmetric Standard Model (MSSM). The result is expressed in terms of DRbar parameters and implemented in the computer program H3m. The…

High Energy Physics - Phenomenology · Physics 2014-11-21 P. Kant , R. V. Harlander , L. Mihaila , M. Steinhauser

The leading diagrammatic two-loop corrections are incorporated into the prediction for the mass of the lightest Higgs boson, $\mh$, in the Minimal Supersymmetric Standard Model (MSSM). The results, containing the complete diagrammatic…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Heinemeyer , W. Hollik , G. Weiglein

We compute the O(alpha_t alpha_s) two-loop corrections to the neutral Higgs boson masses in the Minimal Supersymmetric extension of the Standard Model. An appropriate use of the effective potential allows us to obtain simple analytical…

High Energy Physics - Phenomenology · Physics 2009-11-07 Giuseppe Degrassi , Pietro Slavich , Fabio Zwirner

We compute one-loop corrections to the mass matrix of the neutral Higgs bosons of the Minimal Supersymmetric Standard Model with explicit CP violation. We use the effective potential method, allowing for arbitrary splitting between squark…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Y. Choi , Manuel Drees , Jae Sik Lee
‹ Prev 1 2 3 10 Next ›