element
Information about Promethium-141:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:140.913607±0.000029amu
    Excess Mass (Δ):-80.474888±0.027216MeV
    Binding Energy:1170.807846±0.027216MeV
    β- Decay Energy:-4.528807±0.026701MeV
"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: 5/2+
  • Half life: 20.90 min ( 1254 sec., λ = 0.000552749 s-1)
  • Mode of decay:
    E.C.
    to
    141
    60
    Nd
      (Q = 3.715 MeV)

  • Possible parent nuclides:
    E.C. from
    141
    62
    Sm
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)