element
Information about Bismuth-185:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:184.997708±0.000242amu #
    Excess Mass (Δ):-2.135000±0.225000MeV #
    Binding Energy:1430.395000±0.225000MeV #
"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: 44 µs ( 4.4×10-05 sec., λ = 15753.3 s-1)
  • Mode of decay:
    1
    1
    p+ emission to
    184
    82
    Pb
      (Q = 1.570 MeV)   Branch ratio: ~100.00 %
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)