Basic Info

n-XS summary


element
Information about Curium-249:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:249.075947±0.000005amu
    Excess Mass (Δ):70.744222±0.005104MeV
    Binding Energy:1863.909230±0.005115MeV
    β- Decay Energy:0.900871±0.005349MeV
"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: 64.15 min ( 3849 sec., λ = 0.000180085 s-1)
  • Mode of decay:
    β-
    to
    249
    97
    Bk
      (Q = 0.900 MeV)

  • Possible parent nuclides:
    α from
    253
    98
    Cf
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)