NMSSM in disguise: Discovering singlino dark matter with soft leptons at the LHC

2008/11/03 by Sabine Kraml, S. Kraml, Are Raklev +2
Physics and Astronomy · #Cosmology and Gravitation Theories #Dark Matter and Cosmic Phenomena #Particle physics theoretical and experimental studies #hep-ph

paper · pdf · doi:10.1016/j.physletb.2009.01.052

13 pages, 4 figures

arxiv created 2008/11/03 · openalex publication_date 2009/01/28 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/02

Abstract

We suggest an NMSSM scenario, motivated by dark matter constraints, that may disguise itself as a much simpler mSUGRA scenario at the LHC. We show how its non-minimal nature can be revealed, and the bino–singlino mass difference measured, by looking for soft leptons.

Citations

• ALPGEN, a generator for hard multiparton processes in hadronic collisions
• Measuring sparticle masses in non-universal string inspired models at the LHC
• Search for the Standard Model Higgs boson at LEP
• Multiparton interactions in photoproduction at HERA