89-Ac-220
 basic

 element
89-actinium-220

  • Atomic Mass: 220.0147521 +- 0.0000554 amu
  • Excess Mass: 13741.495 +- 51.634 keV
  • Binding Energy: 1692320.070 +- 51.635 keV
  • Beta Decay Energy: B- -913.815 +- 56.105 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: (3-)
  • Half life: 26.4 ms
  • Mode of decay: Alpha to Fr-216
    • Decay energy: 8.350 MeV
  • Mode of decay: EC to Ra-220
    • Branch ratio: 0.00050 %
    • Decay energy: 3.480 MeV

  • Possible parent nuclides:
    Alpha from Pa-224
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)