54-Xe-123
 basic
 XS graphs

 element
54-xenon-123

  • Atomic Mass: 122.9084707 +- 0.0000166 amu
  • Excess Mass: -85258.936 +- 15.432 keV
  • Binding Energy: 1035784.558 +- 15.433 keV
  • Beta Decay Energy: B- -4209.812 +- 19.679 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: 2.08 h
  • Mode of decay: Electron capture to I-123
    • Decay energy: 2.676 MeV

  • Possible parent nuclides:
    Electron capture from Cs-123
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
02.00 h1/2+ -0.150(3) d [129Xe]CFBLSPC Neugart (90)
180+x5.2 ms7/2(-) -0.902(7) TDPADZP A308 227 (82)
1.33(14) [125Xe 296]TDPADZP A308 227 (82)
201+x17 ns9/2- 1.1(5) [123Xe 180+x]TDPADZP A308 227 (82)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.