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Related papers: FDCSUSYDecay: A MSSM Decay package

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FlexibleSUSY is a software package for various calculations in any model of physics beyond the standard model (not just any supersymmetric model). FlexibleSUSY can solve boundary value problems and uses this to find…

The program HDECAY determines the partial decay widths and branching ratios of the Higgs bosons within the Standard Model with three and four generations of fermions, including the case when the Higgs couplings are rescaled, a general…

High Energy Physics - Phenomenology · Physics 2019-03-27 Abdelhak Djouadi , Jan Kalinowski , Margarete Muehlleitner , Michael Spira

The CompHEP software package allows the evaluation of cross section and decays of elementary particles with a high level of automation. Arbitrary tree levelp rocesses can be calculated starting from the set of vertices prescribed by a given…

High Energy Physics - Phenomenology · Physics 2009-11-07 A. Semenov

The program N2HDECAY calculates the branching ratios and decay widths of the Higgs bosons of the Next-to-Two-Higgs-Doublet Model (N2HDM). The code incorporates the dominant higher-order effects by including QCD corrections and off-shell…

High Energy Physics - Phenomenology · Physics 2018-10-19 Isabell Engeln , Margarete Mühlleitner , Jonas Wittbrodt

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

We evaluate all two-body decay modes of the gluino, in the Minimal Supersymmetric Standard Model with complex parameters (cMSSM). This constitutes an important step in the cascade decays of SUSY particles at the LHC. The evaluation is based…

High Energy Physics - Phenomenology · Physics 2015-06-03 S. Heinemeyer , C. Schappacher

We compute the partial width of the FCNC top quark decay t->c h in the framework of the Minimal Supersymmetric Standard Model, where h = h0, H0, A0 is any of the neutral Higgs of the MSSM. We include the SUSY electroweak, Higgs, and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jaume Guasch

The question of the nature of dark matter in the Universe remains one of the most outstanding unsolved problems in basic science. One of the best motivated particle physics candidates is the lightest supersymmetric particle, assumed to be…

Astrophysics · Physics 2017-08-23 Paolo Gondolo , Joakim Edsjo , Piero Ullio , Lars Bergstrom , Mia Schelke , Edward A. Baltz

FeynHiggs is a Fortran code for the calculation of the masses of the neutral CP-even Higgs bosons in the MSSM up to two-loop order. It is based on the complete diagrammatic on-shell results at the one-loop level, the leading diagrammatic…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Heinemeyer , W. Hollik , G. Weiglein

We compare the decay of the heavy Higgs boson into two SM-like Higgs bosons, $H\to hh$, calculated in a Feynman-diagrammatic approach at the one-loop level based on the one hand on the full effective potential involving the top quark and…

High Energy Physics - Phenomenology · Physics 2019-03-28 Stefan Liebler , Margarete Mühlleitner , Michael Spira , Maximilian Stadelmaier

FlexibleSUSY is a framework for an automated calculation of observables in user-defined models of a Beyond the Standard Model (BSM) physics, starting from the model's field content and its Lagrangian. Among a plethora of observables it is…

High Energy Physics - Phenomenology · Physics 2026-03-13 Wojciech Kotlarski , Alexander Voigt

We present the program SuSpect3 that calculates the masses and couplings of the Higgs and supersymmetric particles predicted by the Minimal Supersymmetric Standard Model (MSSM). The model is implemented in both its non-constrained version,…

High Energy Physics - Phenomenology · Physics 2023-08-29 Jean-Loic Kneur , Gilbert Moultaka , Michael Ughetto , Dirk Zerwas , Abdelhak Djouadi

NMSPEC is a Fortran code that computes the sparticle and Higgs masses, as well as Higgs decay widths and couplings in the NMSSM, with soft SUSY breaking terms specified at MGUT. Exceptions are the soft singlet mass m_s^2 and the singlet…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ulrich Ellwanger , Cyril Hugonie

The total cross section for Higgs boson production via the dominant gluon fusion mechanism including NLO [two-loop] QCD corrections can be calculated numerically with the program HIGLU. The QCD corrections are included for arbitrary Higgs…

High Energy Physics - Phenomenology · Physics 2011-04-15 Michael Spira

We present the Fortran code SuSpect version 2.3, which calculates the Supersymmetric and Higgs particle spectrum in the Minimal Supersymmetric Standard Model (MSSM). The calculation can be performed in constrained models with universal…

High Energy Physics - Phenomenology · Physics 2008-11-26 Abdelhak Djouadi , Jean-Loic Kneur , Gilbert Moultaka

For the search for additional Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) as well as for future precision analyses in the Higgs sector a precise knowledge of their decay properties is mandatory. We evaluate all two-body…

High Energy Physics - Phenomenology · Physics 2015-06-11 S. Heinemeyer , C. Schappacher

We present in this paper our new program package ewN2HDECAY for the calculation of the partial decay widths and branching ratios of the Higgs bosons of the Next-to-Minimal 2-Higgs Doublet Model (N2HDM). The N2HDM is based on a general…

High Energy Physics - Phenomenology · Physics 2020-01-23 M. Krause , M. Mühlleitner

We document major new features and improvements of FlexibleSUSY, a Mathematica and C++ package with a dependency on the external package SARAH, that generates fast and precise spectrum generators. The extensions presented here significantly…

High Energy Physics - Phenomenology · Physics 2018-08-01 Peter Athron , Markus Bach , Dylan Harries , Thomas Kwasnitza , Jae-hyeon Park , Dominik Stöckinger , Alexander Voigt , Jobst Ziebell

I discuss the decay modes of the neutral and charged Higgs bosons in the minimal supersymmetric extension of the Standard Model. Special emphasis will be put on the the QCD corrections to the hadronic decay modes, the below threshold -three…

High Energy Physics - Phenomenology · Physics 2007-05-23 Abdelhak Djouadi

TauDecay is a library of helicity amplitudes to simulate polarized tau decays, constructed in the FeynRules and MadGraph5 framework. Together with the leptonic mode, the decay library includes the main hadronic modes, \tau \to…

High Energy Physics - Phenomenology · Physics 2015-06-12 Kaoru Hagiwara , Tong Li , Kentarou Mawatari , Junya Nakamura