83-Bi-201
 basic

 element
83-bismuth-201

  • Atomic Mass: 200.9769707 +- 0.0000338 amu
  • Excess Mass: -21451.632 +- 31.449 keV
  • Binding Energy: 1578852.184 +- 31.450 keV
  • Beta Decay Energy: B- -4879.000 +- 107.000 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: 108 min
  • Mode of decay: Electron capture to Pb-201
    • Decay energy: 3.840 MeV
  • Mode of decay: Alpha to Tl-197
    • Branch ratio: <0.00010 %
    • Decay energy: 0 4.500 MeV

    Meta state at 0.846 Mev
  • Spin: 1/2+
  • Half life: 59.1 min
  • Mode of decay: Electron capture to Pb-201
    • Branch ratio: >93.00 %
    • Decay energy: 4.686 MeV
  • Mode of decay: IT
    • Branch ratio: <=6.80 %
    • Decay energy: 0.846 MeV
  • Mode of decay: Alpha to Tl-197
    • Branch ratio: ~0.30 %
    • Decay energy: 5.346 MeV

  • Possible parent nuclides:
    Electron capture from Po-201
    Alpha from At-205
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)
Magnetic Dipole Moments and Electric Quadrupole Moments
Ex(kev)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
0108 m9/2- 4.8(3) NO/SHFI 43 401 (88)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.