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hep-ph2023
Revisiting Cosmological Constraints on Supersymmetric SuperWIMPs
Meera Deshpande, Jan Hamann, Dipan Sengupta +3
SuperWIMPs are extremely weakly interacting massive particles that inherit their relic abundance from late decays of frozen-out parent particles. Within supersymmetric models, grav…
hep-ph2008★ 2 cited
Axion hot dark matter bounds
G. Raffelt, S. Hannestad, A. Mirizzi +1
We derive cosmological limits on two-component hot dark matter consisting of neutrinos and axions. We restrict the large-scale structure data to the safely linear regime, excluding…