58-Ce-139
 basic
 fission yield
 XS graphs

 element
58-cerium-139

  • Atomic Mass: 138.9066466 +- 0.0000083 amu
  • Excess Mass: -86958.114 +- 7.703 keV
  • Binding Energy: 1163495.487 +- 7.706 keV
  • Beta Decay Energy: B- -2129.000 +- 3.000 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: 3/2+
  • Half life: 137.640 d
  • Mode of decay: Electron capture to La-139
    • Decay energy: 0.278 MeV

    Meta state at 0.754 Mev
  • Spin: 11/2-
  • Half life: 54.8 s
  • Mode of decay: IT
    • Decay energy: 0.754 MeV

  • Possible parent nuclides:
    Electron capture from Pr-139
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
0137.6 d3/2+ 1.06(4) NMR/ONJPJa 60 845 (91)
1.0(2) NO/SPR 129 1601 (63)
0.85(15) NO/SPhMg 7 1087 (62)
263270 ns19/2- +3.99(6) TDPADPRL 45 1015 (80)
+3.85(8) TDPADYadF 40 289 (84)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.