A full four-body final-state treatment of secluded and catalyzed dark matter annihilation weakens Fermi-LAT and Planck limits, reopening parameter space for scalar, fermion, and vector dark matter in two portal models.
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Constraining the Secluded and Catalyzed Annihilation Dark Matter with Fermi-LAT and Planck Data
A full four-body final-state treatment of secluded and catalyzed dark matter annihilation weakens Fermi-LAT and Planck limits, reopening parameter space for scalar, fermion, and vector dark matter in two portal models.