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Update on decaying and annihilating heavy dark matter with the 6-year IceCube HESE data

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Academic year: 2021

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Table 1. DM decays (single channel) plus astrophysical power-law flux: Best-fit values for θ = { τ DM (N DM ), m DM , φ astro (N astro ), γ } , where τ DM is expressed in units of 10 28 s, m DM in TeV and φ astro in units of 10 −18 GeV −1 cm −2 s −1 sr −1
Figure 1. DM decays (single channel) plus astrophysical power-law flux:
Figure 2. DM decays (single channel) plus astrophysical power-law flux: Event spectra in the IceCube detector after 2078 days for the best fits for two DM decay  chan-nels: DM → W + W − (left) and DM → ν e ν ¯ e (right)
Figure 3. DM decays (single channel) plus astrophysical power-law flux: Corre- Corre-lations between all fit parameters for the overall best-fit channel DM → W + W −
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