83-Bi-197
 basic

 element
83-bismuth-197

  • Atomic Mass: 196.9789343 +- 0.0002605 amu
  • Excess Mass: -19622.582 +- 242.698 keV
  • Binding Energy: 1544737.843 +- 242.698 keV
  • Beta Decay Energy: B- -6178.000 +- 310.000 keV #
"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.
  • Spin: (9/2-)
  • Half life: 9.33 min
  • Mode of decay: Electron capture to Pb-197
    • Decay energy: 5.200 MeV
  • Mode of decay: Alpha to Tl-193
    • Branch ratio: 0.00010 %
    • Decay energy: 5.390 MeV

    Meta state at 0.500 Mev
  • Spin: (1/2+)
  • Half life: 5.04 min
  • Mode of decay: Alpha to Tl-193
    • Branch ratio: 55.00 %
    • Decay energy: 5.890 MeV
  • Mode of decay: Electron capture to Pb-197
    • Branch ratio: 45.00 %
    • Decay energy: 5.700 MeV
  • Mode of decay: IT to Bi-197
    • Branch ratio: <0.30 %
    • Decay energy: 0.500 MeV

  • Possible parent nuclides:
    Alpha from At-201
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)