Sensitivity of IceCube-DeepCore to neutralino dark matter in the MSSM-25

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Published 21 March 2013 Published under licence by IOP Publishing Ltd
, , Citation Hamish Silverwood et al JCAP03(2013)027 DOI 10.1088/1475-7516/2013/03/027

1475-7516/2013/03/027

Abstract

We analyse the sensitivity of IceCube-DeepCore to annihilation of neutralino dark matter in the solar core, generated within a 25 parameter version of the minimally supersymmetric standard model (MSSM-25). We explore the 25-dimensional parameter space using scanning methods based on importance sampling and using DarkSUSY 5.0.6 to calculate observables. Our scans produced a database of 6.02 million parameter space points with neutralino dark matter consistent with the relic density implied by WMAP 7-year data, as well as with accelerator searches. We performed a model exclusion analysis upon these points using the expected capabilities of the IceCube-DeepCore Neutrino Telescope. We show that IceCube-DeepCore will be sensitive to a number of models that are not accessible to direct detection experiments such as SIMPLE, COUPP and XENON100, indirect detection using Fermi-LAT observations of dwarf spheroidal galaxies, nor to current LHC searches.

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10.1088/1475-7516/2013/03/027