91-Pa-225
 basic

 element
91-protactinium-225

  • Atomic Mass: 225.0261152 +- 0.0000763 amu
  • Excess Mass: 24326.123 +- 71.062 keV
  • Binding Energy: 1720527.350 +- 71.062 keV
  • Beta Decay Energy: B- -3045.237 +- 87.417 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: 1.7 s
  • Mode of decay: Alpha to Ac-221
    • Decay energy: 7.390 MeV

  • Possible parent nuclides:
    Alpha from Np-229
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)