Particle Physics Candidates

• Massive Neutrinos

  • m__ ~ 10 eV

• Axions

  • Strong CP Problem
  • Peccei-Quinn symmetry
  • KSVZ/DFSZ: q & l
  • ma ~10-5 eV

• WIMPs

  • MSSM, R parity
  • four neutralinos

    • superposition of higgsinos and gauginos
    • gaugino preffered (mainly Bino)
  • _ - lightest supersymmetric particle (LSP)
  • 22 GeV < m__< 300 TeV

R0/r (kg-1day-1)

Dark Matter Mass (GeV)

Typical neutralino region

Ge limits

Spin dependent rate

Discriminated

1996 Limits

Raw 1996

Limits

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