56-Ba-138
 basic
 fission yield
 n-XS summary
 XS graphs

 element
56-barium-138

  • Atomic Mass: 137.9052413 +- 0.0000032 amu
  • Excess Mass: -88267.172 +- 2.980 keV
  • Binding Energy: 1158297.929 +- 2.986 keV
  • Beta Decay Energy: B- -1737.751 +- 3.681 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: 71.70%
  • Spin: 0+
  • Stable Isotope

  • Possible parent nuclides:
    Beta from Cs-138
    Electron capture from La-138
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
14360.206 ps2+ +1.4(2) TFZP A328 275 (87)
-0.14(6) or +0.08(6) CERNP A494 102 (89)
18992.17 ns4+ 3.2(6) IPACPR C31 570 (85)
20910.8 ms6+ 5.9(12) TDPADHFI 2 331 (76)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.