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Related papers: Higgs boson mass in supersymmetry to three loops

200 papers

We present a detailed study of the Higgs sector within an extension of the Minimal Supersymmetric Standard Model that includes one Complex Higgs Triplet (MSSM+1CHT). The model spectrum includes three singly charged Higgs bosons as well as…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. L. Diaz-Cruz , J. Hernandez-Sanchez , S. Moretti , A. Rosado

We calculate the Higgs-boson mass spectrum and the corresponding mixing of the Higgs states in the Minimal Supersymmetric Standard Model (MSSM). We assume a mass-hierarchy with heavy SUSY particles and light Higgs bosons. To investigate…

High Energy Physics - Phenomenology · Physics 2022-08-09 Nick Murphy , Heidi Rzehak

We calculate the mass of the Higgs boson in the Standard Model in terms of the underlying Lagrangian parameters at complete 2-loop order with leading 3-loop corrections. A computer program implementing the results is provided. The program…

High Energy Physics - Phenomenology · Physics 2022-01-12 Stephen P. Martin , David G. Robertson

We compute the upper bound on the mass of the lightest Higgs boson in the Minimal Supersymmetric Standard Model in a model-independent way, including leading (one-loop) and next-to-leading order (two-loop) radiative corrections. We find…

High Energy Physics - Phenomenology · Physics 2011-05-05 J. A. Casas , J. R. Espinosa , M. Quirós , A. Riotto

We present a calculation of the light neutral CP-even Higgs boson pole mass in the real MSSM which combines state-of-the-art EFT and fixed-order results, including the three-loop fixed-order QCD corrections as well as the resummation of…

High Energy Physics - Phenomenology · Physics 2020-03-05 R. V. Harlander , J. Klappert , A. Voigt

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 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

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

An effective theory approach is used to compute analytically the radiative corrections to the mass of the light Higgs boson of the Minimal Supersymmetric Standard Model when there is a hierarchy in the masses of the stops (M_st1 >> M_st2 >>…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. R. Espinosa , I. Navarro

We compute the complete supersymmetric next-to-leading order corrections to the production of a light Higgs boson in weak boson fusion. The size of the electroweak corrections is of similar order as the next-to-leading order corrections in…

High Energy Physics - Phenomenology · Physics 2009-04-08 W. Hollik , T. Plehn , M. Rauch , H. Rzehak

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

Higher-order results for electroweak precision observables in the Standard Model are analyzed in view of the experimental accuracies achievable at the present and the next generation of colliders, and the indirect prediction of the…

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

We improve the determination of the Higgs-boson mass in the MSSM with heavy superpartners, by computing the two-loop threshold corrections to the quartic Higgs coupling that involve both the strong and the electroweak gauge couplings.…

High Energy Physics - Phenomenology · Physics 2019-11-15 Emanuele Bagnaschi , Giuseppe Degrassi , Sebastian Paßehr , Pietro Slavich

We discuss the automatised calculation of the Higgs mass in renormalisable supersymmetric models with complex parameters at the two-loop level. Our setup is based on the public codes SARAH and SPheno, which can now compute the two-loop…

High Energy Physics - Phenomenology · Physics 2017-03-08 Mark D. Goodsell , Florian Staub

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

We calculate a two-loop effective potential to the order of {\cal O}(\lambda_t^2\alpha_s) in the MSSM. We then study the corresponding two-loop corrections to the CP-even Higgs-boson mass for arbitrary \tan\beta and left-right top-squark…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ren-Jie Zhang

In the two loop approximation, a renormalization group analysis of the Higgs boson mass is performed based on the condition $g^2=(5/3)g'^2=4\lambda$ for SU(2)_L, U(1)_Y gauge and the Higgs quartic coupling constants, respectively. This…

High Energy Physics - Phenomenology · Physics 2011-09-13 Yoshitaka Okumura

The particle discovered in the Higgs boson searches at the LHC with a mass of about 125 GeV can be identified with one of the neutral Higgs bosons of the Next-to-Minimal Supersymmetric Standard Model (NMSSM). We calculate predictions for…

High Energy Physics - Phenomenology · Physics 2017-02-22 Peter Drechsel , Leonardo Galeta , Sven Heinemeyer , Georg Weiglein

After the discovery of a Higgs-like boson by the LHC experiments ATLAS and CMS, it is of crucial importance to determine its properties in order to not only identify it as the boson responsible for electroweak symmetry breaking but also to…

High Energy Physics - Phenomenology · Physics 2013-06-18 Dao Thi Nhung , Margarete Muhlleitner , Juraj Streicher , Kathrin Walz

In the Minimal Supersymmetric Standard Model (MSSM) the existence of an upper bound on the mass of the $CP=+1$ lightest Higgs boson, equal to $m_Z$ at tree--level and $\simlt 120\ GeV$ after the inclusion of radiative corrections, has…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. R. Espinosa