element
Information about Lead-186:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:185.984301±0.000504amu #
    Excess Mass (Δ):-14.623000±0.470000MeV #
    Binding Energy:1451.736000±0.470000MeV #
    β- Decay Energy:-11.344000±0.649000MeV #
"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: 4.82 s ( 4.82 sec., λ = 0.143806 s-1)
  • Mode of decay: E.C. to
    186
    81
    Tl
      (Q = 5.400 MeV)   Branch ratio: 53.00 %
  • Mode of decay:
    α
    to
    182
    80
    Hg
      (Q = 6.471 MeV)   Branch ratio: 47.00 %

  • Possible parent nuclides:
    α from
    190
    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)