76-Os-189
 basic
 XS graphs

 element
76-osmium-189

  • Atomic Mass: 188.9581449 +- 0.0000030 amu
  • Excess Mass: -38987.800 +- 2.787 keV
  • Binding Energy: 1505008.952 +- 2.799 keV
  • Beta Decay Energy: B- -532.448 +- 12.714 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.
  • Atomic Percent Abundance: 16.1%
  • Spin: 3/2-
  • Stable Isotope
    Meta state at 0.031 Mev
  • Spin: 9/2-
  • Half life: 5.8 h
  • Mode of decay: IT
    • Decay energy: 0.031 MeV

  • Possible parent nuclides:
    Beta from Re-189
    Electron capture from Ir-189
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)
Magnetic Dipole Moments and Electric Quadrupole Moments
Ex(kev)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
0stable3/2- +0.659933(4) [1H]NPL 26A 258 (68)/PR 95 291 (54)
+0.86(3) [188Os 155]MEZP 254 112 (72)
360.50 ns1/2- +0.23(3) [189Os]MEPL 28B 548 (69)
701.63 ns5/2- +0.988(6) [189Os]ME/IPACZP 254 112 (72)/PR 174 1509 (68)
/IzF 35 2295 (71)
-0.63(2) [189Os]MEZP 254 112 (72)
950.23 ns3/2- -0.32(5) IPACIzF 35 2295 (71)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.