52-Te-121
 basic
 fission yield
 XS graphs

 element
52-tellurium-121

  • Atomic Mass: 120.9049298 +- 0.0000271 amu
  • Excess Mass: -88557.294 +- 25.216 keV
  • Binding Energy: 1024504.976 +- 25.216 keV
  • Beta Decay Energy: B- -2269.350 +- 26.086 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: 16.78 d
  • Mode of decay: Electron capture to Sb-121
    • Decay energy: 1.040 MeV

    Meta state at 0.294 Mev
  • Spin: 11/2-
  • Half life: 154 d
  • Mode of decay: IT
    • Branch ratio: 88.60 %
    • Decay energy: 0.294 MeV
  • Mode of decay: Electron capture to Sb-121
    • Branch ratio: 11.40 %
    • Decay energy: 1.334 MeV

  • Possible parent nuclides:
    Electron capture from I-121
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
294154 d11/2- 0.895(10) [125Te 36]NMR/ONPR 36 2097 (87)
44383.5 ns7/2+ +0.738(10) TDPADPL 90B 65 (80)
+0.774(11) TDPADCf86Bang A4 (86)
+0.63(7) TDPADZP A299 251 (81)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.