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Various methods are used in the literature for predicting the lightest CP-even Higgs boson mass in the Minimal Supersymmetric Standard Model (MSSM). Fixed-order diagrammatic calculations capture all effects at a given order and yield…

High Energy Physics - Phenomenology · Physics 2018-02-14 Henning Bahl , Sven Heinemeyer , Wolfgang Hollik , Georg Weiglein

The remaining theoretical uncertainties from unknown higher-order corrections in the prediction for the light Higgs-boson mass of the MSSM are estimated. The uncertainties associated with three different approaches that are implemented in…

High Energy Physics - Phenomenology · Physics 2020-06-24 Henning Bahl , Sven Heinemeyer , Wolfgang Hollik , Georg Weiglein

Precise predictions for Higgs boson masses in the Minimal Supersymmetric Standard Model can be obtained by combining fixed-order calculations with effective field theory (EFT) methods for the resummation of large logarithms in case of heavy…

High Energy Physics - Phenomenology · Physics 2018-08-15 Henning Bahl , Wolfgang Hollik

We present an overview of the status and recent developments of FeynHiggs (current version: 2.14.3) since version 2.12.2. The main purpose of FeynHiggs is the calculation of the Higgs-boson masses and other physical observables in the MSSM.…

High Energy Physics - Phenomenology · Physics 2019-12-18 Henning Bahl , Thomas Hahn , Sven Heinemeyer , Wolfgang Hollik , Sebastian Paßehr , Heidi Rzehak , Georg Weiglein

Recently, the Higgs boson masses in the Minimal Supersymmetric Standard Model (MSSM) and their mixing have been calculated using the complex Two-Higgs-DoubletModel (cTHDM) as an effective field theory (EFT) of the MSSM. Here, we discuss the…

High Energy Physics - Phenomenology · Physics 2021-02-24 Henning Bahl , Nick Murphy , Heidi Rzehak

The lightest Higgs boson mass of the Minimal Supersymmetric Standard Model has been recently computed diagrammatically at the three-loop order in the whole supersymmetric parameters space of the SUSY-QCD sector. The code FeynHiggs combines…

High Energy Physics - Phenomenology · Physics 2019-12-10 E. A. Reyes R. , A. R. Fazio

We discuss various improvements of the prediction for the light MSSM Higgs boson mass in the hybrid framework of the public code FeynHiggs, which combines fixed-order and effective field theory results. First, we discuss the resummation of…

High Energy Physics - Phenomenology · Physics 2020-12-02 Henning Bahl , Ivan Sobolev , Georg Weiglein

State-of-the-art predictions for the mass of the lightest MSSM Higgs boson usually involve the resummation of higher-order logarithmic contributions obtained within an effective-field-theory (EFT) approach, often combined with a fixed-order…

High Energy Physics - Phenomenology · Physics 2021-02-08 Henning Bahl , Ivan Sobolev , Georg Weiglein

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…

High Energy Physics - Phenomenology · Physics 2018-05-23 Henning Bahl , Wolfgang Hollik

For the interpretation of the signal discovered in the Higgs searches at the LHC it will be crucial in particular to discriminate between the minimal Higgs sector realised in the Standard Model (SM) and its most commonly studied extension,…

High Energy Physics - Phenomenology · Physics 2014-04-23 T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

We present the state-of-the-art of the effective field theory computation of the MSSM Higgs mass, improving the existing ones by including extra threshold corrections. We show that, with this approach, the theoretical uncertainty is within…

High Energy Physics - Phenomenology · Physics 2015-04-22 Javier Pardo Vega , Giovanni Villadoro

We present FlexibleEFTHiggs, a method for calculating the SM-like Higgs pole mass in SUSY (and even non-SUSY) models, which combines an effective field theory approach with a diagrammatic calculation. It thus achieves an all order…

High Energy Physics - Phenomenology · Physics 2017-01-23 Peter Athron , Jae-hyeon Park , Tom Steudtner , Dominik Stöckinger , Alexander Voigt

In a supersymmetric theory, large mass hierarchies can lead to large uncertainties in fixed-order calculations of the Standard Model (SM)-like Higgs mass. A reliable prediction is then obtained by performing the calculation in an effective…

High Energy Physics - Phenomenology · Physics 2025-02-13 Christoph Borschensky , Thi Nhung Dao , Martin Gabelmann , Margarete Mühlleitner , Heidi Rzehak

We address the prediction for the mass of the SM-like Higgs boson in NMSSM scenarios where all BSM particles, including the singlets, have masses at the TeV scale. We provide a full one-loop computation of the matching condition for the…

High Energy Physics - Phenomenology · Physics 2022-10-19 Emanuele Bagnaschi , Mark Goodsell , Pietro Slavich

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

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 quantify and examine the uncertainties in predictions of the lightest $CP$ even Higgs boson pole mass $M_h$ in the Minimal Supersymmetric Standard Model (MSSM), utilising current spectrum generators and including some three-loop…

High Energy Physics - Phenomenology · Physics 2018-08-15 B. C. Allanach , A. Voigt

Predictions for the Higgs masses are a distinctive feature of supersymmetric extensions of the Standard Model, where they play a crucial role in constraining the parameter space. The discovery of a Higgs boson and the remarkably precise…

In the Minimal Supersymmetric Standard Model with complex parameters (cMSSM) we perform a complete one-loop calculation for the Higgs boson masses (including the momentum dependence) and the mixing angles. These corrections are obtained in…

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

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
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