Dark pions stabilized by U(1) flavor symmetry in an SU(3)/SO(3) dark sector obtain the correct thermal relic density through up-scatterings to heavier mesons and dark eta decays, producing LHC signals from long-lived particle showers.
Regis et al.,The EMU view of the Large Magellanic Cloud: troubles for sub-TeV WIMPs, JCAP11(2021) 046 [2106.08025]
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95% CL upper limits on DM annihilation cross section and decay rate are set from polarized and total synchrotron emission in M31, LMC, Draco, Sculptor, and Coma using Planck maps and numerical propagation modeling.
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Dark Matter on a Slide
Dark pions stabilized by U(1) flavor symmetry in an SU(3)/SO(3) dark sector obtain the correct thermal relic density through up-scatterings to heavier mesons and dark eta decays, producing LHC signals from long-lived particle showers.
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Polarized and unpolarized synchrotron emission from dark matter in extragalactic targets
95% CL upper limits on DM annihilation cross section and decay rate are set from polarized and total synchrotron emission in M31, LMC, Draco, Sculptor, and Coma using Planck maps and numerical propagation modeling.