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Stealth Dark Matter: Dark scalar baryons through the Higgs portal

We present a new model of stealth dark matter: a composite baryonic scalar of an SU(ND) strongly coupled theory with even ND≥4. All mass scales are technically natural, and dark matter stability is automatic without imposing an additional discrete or …

From Gamma Ray Line Signals of Dark Matter to the LHC

We explore the relationship between astrophysical gamma-ray signals and LHC signatures for a class of phenomenologically successful secluded dark matter models, motivated by recent evidence for a ~130@?GeV gamma-ray line. We consider in detail …