232 Th decay; t1/2 = 14.05 Gy (t = 20.27 Gy).

  1. 232Th [a (+ g)] 228Ra
g + c.e.(a) a
E(b) I(c) (c) Ic.e. E(b) I(c)
126.0 4.3 10-4 0.0016 3830 0.0020
59.0 0.0019 0.227 3954 0.230
      4013 0.770

Notes:

  1. c.e.: conversion electrons
  2. Energies in keV
  3. Intensities per `parent' decay of Th
  4. Data from compilations and amendments in Nuclear Data Sheets to Vol. 64 (1991)
  5. 232Th entry in KAERI nuclide chart