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Related papers: Precision Higgs Masses with FeynHiggs 2.2

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The discovery of the Higgs boson is both a milestone achievement for the Standard Model and an exciting probe of new physics beyond the SM. One of the most important properties of the Higgs is its mass, a number that has proven to be highly…

High Energy Physics - Phenomenology · Physics 2017-02-23 Patrick Draper , Heidi Rzehak

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

We discuss the allowed parameter spaces of supersymmetric scenarios in light of improved Higgs mass predictions provided by FeynHiggs 2.10.0. The Higgs mass predictions combine Feynman-diagrammatic results with a resummation of leading and…

High Energy Physics - Phenomenology · Physics 2015-06-18 O. Buchmueller , M. J. Dolan , J. Ellis , T. Hahn , S. Heinemeyer , W. Hollik , J. Marrouche , K. A. Olive , H. Rzehak , K. de Vries , G. Weiglein

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

The program FeynRules is a Mathematica package developed to facilitate the implementation of new physics theories into high-energy physics tools. Starting from a minimal set of information such as the model gauge symmetries, its particle…

High Energy Physics - Phenomenology · Physics 2014-06-13 Adam Alloul , Neil D. Christensen , Celine Degrande , Claude Duhr , Benjamin Fuks

The Higgs discovery and the lack of any other hint for new physics favor a description of non-standard Higgs physics in terms of an effective field theory. We present an implementation of a general Higgs effective Lagrangian containing…

High Energy Physics - Phenomenology · Physics 2014-04-29 Adam Alloul , Benjamin Fuks , Veronica Sanz

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

Large higher-order corrections enter the Higgs boson sector of the MSSM via Higgs-boson self-energies. Their effects have to be taken into account for the correct treatment of loop-corrected Higgs-boson mass eigenstates as external…

High Energy Physics - Phenomenology · Physics 2009-03-27 T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein , K. Williams

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

We present the manual for FeynMaster 2.1, a multitasking software for particle physics studies. This new version includes additional functions and is compatible with recent versions of related software. It can be downloaded in…

High Energy Physics - Phenomenology · Physics 2025-04-03 Duarte Fontes , Jorge C. Romão

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

Weinberg sum-rules have been used in the past to successfully predict the electromagnetic contribution to the charged-pion mass as a function of the meson masses. Following the same approach we calculate in the minimal composite Higgs model…

High Energy Physics - Phenomenology · Physics 2015-06-05 Alex Pomarol , Francesco Riva

In this addendum we present the stand-alone C++ program MSSMEFTHiggs3L, which implements the 3-loop FlexibleEFTHiggs approach to calculate the lightest CP-even Higgs boson pole mass in the real MSSM at N$^3$LL and N$^3$LO with $x_q$…

High Energy Physics - Phenomenology · Physics 2023-07-31 Thomas Kwasnitza , Dominik Stöckinger , Alexander Voigt

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 describe the Fortran code CPsuperH2.}, which contains several improvements and extensions of its predecessor CPsuperH. It implements improved calculations of the Higgs-boson pole masses, notably a full treatment of the 4 times 4 neutral…

High Energy Physics - Phenomenology · Physics 2009-02-02 J. S. Lee , M. Carena , J. Ellis , A. Pilaftsis , C. E. M. Wagner

Simple software for Monte Carlo(MC) calculation of the Higgs boson lineshape and its beam broadening effect by the beam energy dispersion was described. The software bases on FOAM [4] adaptive MC integrator from ROOT library [2]. The…

High Energy Physics - Phenomenology · Physics 2019-04-02 S. Jadach , R. A. Kycia

We show how the imaginary parts of the Higgs-Boson self-energies in the MSSM are consistenly taken into account in the Higgs-Boson mass determination. In a numerical example we find effects of 5 GeV in the mass difference of the two heavy…

High Energy Physics - Phenomenology · Physics 2009-02-16 T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

We review recent progress towards automated higher-order calculations in the MSSM with complex parameters (cMSSM). The consistent renormalization of all relevant sectors of the cMSSM and the inclusion into the FeynArts/FormCalc framework…

High Energy Physics - Phenomenology · Physics 2014-07-02 T. Hahn , S. Heinemeyer , F. von der Pahlen , H. Rzehak , C. Schappacher

We describe a framework to develop, implement and validate any perturbative Lagrangian-based particle physics model for further theoretical, phenomenological and experimental studies. The starting point is FeynRules, a Mathematica package…

High Energy Physics - Phenomenology · Physics 2011-02-11 Neil D. Christensen , Priscila de Aquino , Celine Degrande , Claude Duhr , Benjamin Fuks , Michel Herquet , Fabio Maltoni , Steffen Schumann

We present the public python package munuSSM that can be used for phenomenological studies in the context of the $\mu$-from-$\nu$ Supersymmetric Standard Model ($\mu\nu$SSM). The code incorporates the radiative corrections to the neutral…

High Energy Physics - Phenomenology · Physics 2021-03-30 Thomas Biekötter