element
Information about Protactinium-219:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:219.019880±0.000079amu
    Excess Mass (Δ):18.518422±0.073684MeV
    Binding Energy:1677.907113±0.073684MeV
    β- Decay Energy:-4.690142±0.107741MeV
"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: 9/2-
  • Half life: 53 ns ( 5.3×10+10 sec., λ = 1.30782×10-11 s-1)
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)