40-Zr-87
 basic

 element
40-zirconium-87

  • Atomic Mass: 86.9148166 +- 0.0000089 amu
  • Excess Mass: -79347.835 +- 8.291 keV
  • Binding Energy: 750258.783 +- 8.292 keV
  • Beta Decay Energy: B- -5165.000 +- 60.000 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: 1.68 h
  • Mode of decay: Electron capture to Y-87
    • Decay energy: 3.665 MeV

    Meta state at 0.336 Mev
  • Spin: (1/2)-
  • Half life: 14.0 s
  • Mode of decay: IT
    • Decay energy: 0.336 MeV

  • Possible parent nuclides:
    Electron capture from Nb-87
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)