91-Pa-219
 basic

 element
91-protactinium-219

  • Atomic Mass: 219.0198803 +- 0.0000791 amu
  • Excess Mass: 18518.422 +- 73.684 keV
  • Binding Energy: 1677907.113 +- 73.684 keV
  • Beta Decay Energy: B- -4690.142 +- 107.741 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: 53 ns
  • Mode of decay: Alpha to Ac-215
    • Decay energy: 10.080 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)