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MSSM Higgs boson searches at the LHC: benchmark scenarios for Run 2 and beyond

Emanuele BagnaschiPaul Scherrer Institute, 5232 Villigen, SwitzerlandHenning BahlMax-Planck Institut fr Physik, 80805 Munich, GermanyElina FuchsDepartment of Particle Physics and Astrophysics, Weizmann Institute of Science, 76100 Rehovot, IsraelThomas HahnMax-Planck Institut fr Physik, 80805 Munich, GermanyS. HeinemeyerInstituto de Física de Cantabria (CSIC-UC), 39005, Santander, SpainStefan LieblerInstitute for Theoretical Physics (ITP), Karlsruhe Institute of Technology, 76131 Karlsruhe, GermanyS. PatelInstitute for Nuclear Physics (IKP), Karlsruhe Institute of Technology, 76344 Karlsruhe, GermanyP. SlavichLaboratoire de Physique Thorique et Hautes nergies, Sorbonne Universit, CNRS, LPTHE, 75005 Paris, FranceTim StefaniakDESY, Notkestrae 85, 22607 Hamburg, GermanyCarlos E. M. WagnerHigh Energy Physics Division, Argonne National Laboratory, Argonne, IL, 60439, USAG. WeigleinDESY, Notkestrae 85, 22607 Hamburg, Germany
2019en
ABI

Abstract

We propose six new benchmark scenarios for Higgs boson searches in the Minimal Supersymmetric Standard Model. Our calculations follow the recommendations of the LHC Higgs Cross Section Working Group, and benefit from recent developments in the predictions for the Higgsboson masses and mixing. All of the proposed scenarios are compatible with the most recent results from Run 2 of the LHC. In particular, they feature a scalar with mass and couplings compatible with those of the observed Higgs boson, and a significant portion of their parameter space is allowed by the limits from the searches for SUSY particles and additional Higgs bosons. We define a scenario where all SUSY particles are relatively heavy, and two scenarios with light colorless SUSY particles (charginos, neutralinos and, in one case, staus). In addition, we present two scenarios featuring alignment without decoupling, realized with either the lighter or the heavier scalar being SM-like, and a scenario with CP violation.

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