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We describe the Fortran code HDECAY which calculates the decay widths and the branching ratios of the Standard Model Higgs boson, and of the neutral and charged Higgs particles of the Minimal Supersymmetric extension of the Standard Model.…

High Energy Physics - Phenomenology · Physics 2009-07-09 A. Djouadi , J. Kalinowski , M. Spira

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

We present the program package 2HDECAY for the calculation of the partial decay widths and branching ratios of the Higgs bosons of a general CP-conserving 2-Higgs doublet model (2HDM). The tool includes the full electroweak one-loop…

High Energy Physics - Phenomenology · Physics 2019-08-23 Marcel Krause , Margarete Muhlleitner , Michael Spira

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

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

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 2015-03-11 S. Heinemeyer , C. Schappacher

After the discovery of the Higgs boson at the LHC, it is natural to start the research program on the precision study of the Higgs-boson couplings to various standard model (SM) particles. We provide a generic framework for the deviations…

High Energy Physics - Phenomenology · Physics 2015-06-15 Kingman Cheung , Jae Sik Lee , Po-Yan Tseng

Consideration of the latest experimental data on the searches for extended sector of Higgs bosons produced at the LHC at a center-of-mass energy of 13 TeV, allows for computer modeling of the properties of supersymmetric particles within…

High Energy Physics - Phenomenology · Physics 2020-04-24 T. V. Obikhod , E. A. Petrenko

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 make an updated review and a systematic and comprehensive analysis of the decays of Higgs bosons in the Standard Model (SM) and its three well-defined prototype extensions such as the complex singlet extension of the SM (cxSM), the four…

High Energy Physics - Phenomenology · Physics 2021-08-18 Seong Youl Choi , Jae Sik Lee , Jubin Park

We present the next-to-leading-order calculation of the partial decay widths of light CP-even Higgs bosons decaying into four fermions in the Two-Higgs-Doublet Model and a Singlet Extension of the Standard Model. Different renormalization…

High Energy Physics - Phenomenology · Physics 2018-07-17 Lukas Altenkamp , Michele Boggia , Stefan Dittmaier , Heidi Rzehak

The Next-to-Minimal Supersymmetric Standard Model (NMSSM) offers a rich framework embedding physics beyond the Standard Model as well as consistent interpretations of the results about the Higgs signal detected at the LHC. We investigate…

High Energy Physics - Phenomenology · Physics 2018-12-05 Florian Domingo , Sven Heinemeyer , Sebastian Paßehr , Georg Weiglein

Precision predictions play an important role in the search for indirect New Physics effects in the Higgs sector itself. For the electroweak (EW) corrections of the Higgs bosons in extended Higgs sectors several renormalization schemes have…

High Energy Physics - Phenomenology · Physics 2020-05-20 M. Krause , M. Muhlleitner

The decay of the Standard Model Higgs boson into four leptons via a virtual W-boson or Z-boson pair is one of the most important decay modes in the Higgs-boson search at the LHC. We present the complete electroweak radiative corrections of…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Bredenstein , A. Denner , S. Dittmaier , M. M. Weber

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

The code NMSDECAY allows to compute widths and branching ratios of sparticle decays in the Next-to-Minimal Supersymmetric Standard Model. It is based on a generalization of SDECAY, to include the extended Higgs and neutralino sectors of the…

High Energy Physics - Phenomenology · Physics 2015-05-28 Debottam Das , Ulrich Ellwanger , Ana M. Teixeira

We review possible properties of Higgs bosons in the NMSSM, which allow to discriminate this model from the MSSM: masses of mostly Standard-Model-like Higgs bosons at or above 140 GeV, or enhanced branching fractions into two photons, or…

High Energy Physics - Phenomenology · Physics 2015-05-30 Ulrich Ellwanger

During the 2014 Summer Conferences, both ATLAS and CMS Collaborations of the LHC experiments have demonstrated tremendous efforts in treatment of data and processing more data such that most data on signal strengths have improved;…

High Energy Physics - Phenomenology · Physics 2014-11-19 Kingman Cheung , Jae Sik Lee , Po-Yan Tseng

Two--photon decays of Higgs bosons are important channels for the search of these particles in the intermediate mass range at the $pp$ colliders LHC and SSC. Dynamical aspects of the Higgs coupling to two photons can also be studied by…

High Energy Physics - Phenomenology · Physics 2011-07-19 A. Djouadi , M. Spira , P. M. Zerwas

As part of the search for new physics beyond the Standard Model, we chose the determination of the Higgs boson decay width as one of the least experimentally determined values. The decay widths into the four fermions of the lightest and…

High Energy Physics - Phenomenology · Physics 2021-07-20 T. V. Obikhod , I. A. Petrenko
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