element
Information about Lead-190:

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    Mass-Energy Data:

    Atomic Mass:189.978180±0.000217amu
    Excess Mass (Δ):-20.325188±0.202031MeV
    Binding Energy:1489.723543±0.202031MeV
    β- Decay Energy:-9.630000±0.305000MeV #
"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: 0+
  • Half life: 1.2 min ( 72 sec., λ = 0.00962704 s-1)
  • Mode of decay:
    E.C.
    to
    190
    81
    Tl
      (Q = 4.100 MeV)   Branch ratio: 99.10 %
  • Mode of decay:
    α
    to
    186
    80
    Hg
      (Q = 5.698 MeV)   Branch ratio: 0.90 %

  • Possible parent nuclides:
    E.C. from
    190
    83
    Bi
    α from
    194
    84
    Po
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)