54-Xe-127
 basic
 fission yield
 XS graphs

 element
54-xenon-127

  • Atomic Mass: 126.9051796 +- 0.0000045 amu
  • Excess Mass: -88324.638 +- 4.176 keV
  • Binding Energy: 1071135.551 +- 4.179 keV
  • Beta Decay Energy: B- -2084.701 +- 8.785 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: 1/2+
  • Half life: 36.4 d
  • Mode of decay: Electron capture to I-127
    • Decay energy: 0.662 MeV

    Meta state at 0.297 Mev
  • Spin: 9/2-
  • Half life: 69.2 s
  • Mode of decay: IT
    • Decay energy: 0.297 MeV

  • Possible parent nuclides:
    Electron capture from Cs-127
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
036.4 d1/2+ -0.5033(11) d [129Xe]CFBLSPC Neugart (90)
-0.5039(2) "[129,131Xe]"LRSCf82OakR 183 (82)
2971.15 m9/2- -0.8844(10) d [129Xe]CFBLSPC Neugart (90)
+0.69(2) [131Xe]CFBLSPC Neugart (90)
34237 ns7/2+ +0.85(3) TDPADZP A317 215 (84)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.