Neutrinos as Hot or Warm Dark Matter (Active + Sterile)

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IllustrationnormalhierarchyTarget mass: 100 g tritium atomsInput (13) : 10 degreesNumber of events per year: ~ 8Flavor effects are quite important(Blennow 08; Li, Xing 10, 11)0.24invertedhierarchyapproximatedegeneracy7.838.07
Cosmic anti-Background?OverdensitiesRelic antineutrino capture onEC-decaying Ho-163 nuclei.(Lusignoli, Vignati 11; Li, Xing 11)30 kg Ho-163~1 event/yr
Page 1 and 2: Neutrinos as Hot or Warm Dark Matte
Page 3 and 4: Sub-eV or keV Neutrinos?A purely ph
Page 5 and 6: As T ~ a few MeV in the Universe, t
Page 7 and 8: CB Must Be ThereToday’s matter &
Page 9: ExampleSalient feature: the cross s
Page 13 and 14: Hamann et al, arXiv:1006.5276; 1108
Page 15 and 16: OverdensitiesGravitational clusteri
Page 17 and 18: keV sterile Dark MatterThere is no
Page 19 and 20: keV sterile Dark MatterProduction:
Page 21 and 22: Detection in the LabThe same method
Page 23 and 24: Summary----- CB: a test of cosmolog

Neutrinos as Hot or Warm Dark Matter (Active + Sterile)

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