element
Information about Americium-232:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:232.046590±0.000320amu #
    Excess Mass (Δ):43.398000±0.298000MeV #
    Binding Energy:1754.825000±0.298000MeV #
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra, Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
Radioactive Decay Data:

  • Half life: 79 s ( 79 sec., λ = 0.00877401 s-1)
  • Mode of decay: E.C. to
    232
    94
    Pu
      Branch ratio: ~98.00 %
  • Mode of decay: α to
    228
    93
    Np
      (Q = 7.200 MeV)   Branch ratio: ~2.00 %
R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)