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12–16 Dec 2022
IISER Mohali
Asia/Kolkata timezone

Is the light neutralino thermal dark matter in the MSSM ruled out?

15 Dec 2022, 14:00
1h
IISER Mohali

IISER Mohali

Lecture Hall Complex, IISER Mohali, Sector 81, Knowledge city, SAS Nagar, Punjab, India
Poster Poster - 3

Speaker

Rhitaja Sengupta

Description

We explore the parameter space of the phenomenological Minimal Supersymmetric Standard Model (pMSSM) with a light neutralino thermal dark matter (having mass less than half the SM Higgs boson mass) for both positive and negative values of the higgsino mass parameter (μ) that is consistent with current collider and astrophysical constraints. Our investigation shows that the recent experimental results from the LHC as well as from direct detection searches for dark matter by the LUX-ZEPLIN collaboration basically rule out the μ>0 scenario while only allowing a very narrow region with light electroweakinos in the μ<0 scenario. These are well within the reach of the Run-3 of LHC and dedicated efforts to probe this region should be pursued.

Session Beyond the Standard Model

Primary authors

Rahool Kumar Barman (Oklahoma State University) Genevieve Belanger (Universite Grenoble Alpes, USMB, CNRS, LAPTh, F-74000 Annecy, France) BIPLOB BHATTACHERJEE (Indian Institute of Science) Rohini M. Godbole (Centre for High Energy Physics, Indian Institute of Science, Bengaluru - 560012, India) Rhitaja Sengupta

Presentation materials

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