Abstract

Searches for Higgs bosons in different extensions of the Standard Model (SM) are presented. These include the Minimal Supersymmetric extension of the SM (MSSM), the next-to-MSSM (NMSSM), models with additional scalar singlets, doublets, or triplets, and generic searches for models with couplings modified with respect to the SM or for non-SM Higgs boson decay channels. Results are based on data collected by the ATLAS and CMS experiments in 2011 and 2012 at the LHC. No excess is found in any of the searches and thus the resulting exclusion limits are given.

Highlights

  • A large number of searches for beyond-the-Standard Model (SM) (BSM) Higgs bosons have been performed by the ATLAS [1] and CMS [2] experiments at the LHC [3], using collision data at a center-of-mass energy of 7 TeV (2011) and 8 TeV (2012)

  • Searches for Higgs bosons in different extensions of the Standard Model (SM) are presented. These include the Minimal Supersymmetric extension of the SM (MSSM), the next-to-MSSM (NMSSM), models with additional scalar singlets, doublets, or triplets, and generic searches for models with couplings modified with respect to the SM or for non-SM Higgs boson decay channels

  • The discovery of a particle with a mass of 125 GeV compatible with a Higgs boson by the ATLAS and CMS experiments [4, 5] leads to new questions – in particular whether it is the SM Higgs boson or one of typically many Higgs bosons predicted by extensions of the Standard Model

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Summary

Introduction

A large number of searches for beyond-the-SM (BSM) Higgs bosons have been performed by the ATLAS [1] and CMS [2] experiments at the LHC [3], using collision data at a center-of-mass energy of 7 TeV (2011) and 8 TeV (2012). The discovery of a particle with a mass of 125 GeV compatible with a Higgs boson by the ATLAS and CMS experiments [4, 5] leads to new questions – in particular whether it is the SM Higgs boson or one of typically many Higgs bosons predicted by extensions of the Standard Model This implies measuring the properties of the new boson (not covered here) and searching for additional Higgs bosons. In the following an overview of the most recent results of searches for BSM Higgs bosons using an integrated luminosity of at least 5 fb−1 is presented

MSSM Higgs boson searches
Generic and exotic Higgs boson searches
Higgs in fermiophobic and SM4 models
Findings
Conclusions

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