element
Information about Curium-251:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:251.082278±0.000024amu
    Excess Mass (Δ):76.641333±0.022818MeV
    Binding Energy:1874.154765±0.022821MeV
    β- Decay Energy:1.420000±0.020000MeV
"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:

  • Spin: (1/2+)
  • Half life: 16.8 min ( 1008 sec., λ = 0.000687646 s-1)
  • Mode of decay:
    β-
    to
    251
    97
    Bk
      (Q = 1.420 MeV)
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)