91-Pa-218
 basic

 element
91-protactinium-218

  • Atomic Mass: 218.0200079 +- 0.0000794 amu
  • Excess Mass: 18637.242 +- 73.954 keV
  • Binding Energy: 1669716.971 +- 73.954 keV
  • Beta Decay Energy: B- -3241.000 +- 122.000 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.
  • Half life: 0.12 ms
  • Mode of decay: Alpha to Ac-214
    • Decay energy: 9.790 MeV
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)