51-Sb-122



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      2-                    
       1.37473E+02       (5)+                  
       1.63559E+02       (8)-                  
Mass (The Ame2012 atomic mass evaluation (II) by M.Wang, G.Audi, A.H.Wapstra, F.G.Kondev, M.MacCormick, X.Xu, and B.Pfeiffer Chinese Physics C36 p. 1603-2014, December 2012)
     121.905169948 ± 0.000003006 (amu)  [mass excess = -88333.624 ± 2.800 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     1980.816 ± 2.412 (keV) 
Strong Gamma-rays from Decay of Sb-122 (Compiled from ENSDF as of March 2011)
  [ Intensities before May 23th of 2013 were values when total intensity of the decay mode was 100(%) and a branching ratio of each decay mode was not multiplied. ]
   γ-ray energy(keV)  Intensity(%)  Decay mode 
  ----------------------------------------------------------
        564.24           70.67         B- 
        692.65            3.85         B- 
       1256.93            0.81         B- 
  ----------------------------------------------------------
         26.09          3.E-03         IT 
         61.41           55.39         IT 
         76.06           23.3          IT 
  ----------------------------------------------------------
       1140.67            0.76         EC 
  ----------------------------------------------------------
     *: relative, ~ approximate, ? calculated or estimatted 
     >: greater than or equal to, <: less than or equal to  
  [ Intensities; total intensity of the nuclide is 100(%). ]
Decay data(Chart of the Nuclides 2014)
     Decay mode     Half-life 
       B-           2.7238 D 2       
       EC           2.7238 D 2       
       IT           4.191 M 3        
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Sb-121 (Z= 51, A=121), MT=102 (n,γ)
     Sb-123 (Z= 51, A=123), MT= 16 (n,2n)
     Sb-124 (Z= 51, A=124), MT= 17 (n,3n)
     Te-122 (Z= 52, A=122), MT=103 (n,p)
     Te-123 (Z= 52, A=123), MT= 28 (n,np)
     Te-123 (Z= 52, A=123), MT=104 (n,d)
     Te-124 (Z= 52, A=124), MT=105 (n,t)

Fission Yields for Fission Products in JENDL-4.0 Fission Yield Data

   - Neutron-induced Fission Yields (from main actinide nuclides) - Independent Fission Yield -
     Product  Nuclide  Energy   Fission Yield  Uncertainty(1σ)
    -----------------------------------------------------------
     Sb-122    U-235   Thermal   1.835560e-09   1.174760e-09 
     Sb-122    U-235   Fast      5.373380e-09   3.438960e-09 
     Sb-122    U-235   High      3.006000e-07   1.923840e-07 
     Sb-122    U-238   Fast      1.025180e-10   6.561150e-11 
     Sb-122    U-238   High      2.391420e-09   1.530510e-09 
     Sb-122   Pu-239   Thermal   1.847570e-07   1.182450e-07 
     Sb-122   Pu-239   Fast      3.163560e-07   2.024680e-07 
     Sb-122   Pu-239   High      8.095830e-06   5.181330e-06 
     Sb-122   Pu-241   Thermal   2.725330e-09   1.744210e-09 
     Sb-122   Pu-241   Fast      1.501910e-08   9.612230e-09 
    -----------------------------------------------------------
     Sb-122m   U-235   Thermal   2.078210e-09   1.330060e-09 
     Sb-122m   U-235   Fast      7.210640e-09   4.614810e-09 
     Sb-122m   U-235   High      6.947640e-07   4.446500e-07 
     Sb-122m   U-238   Fast      1.375720e-10   8.804580e-11 
     Sb-122m   U-238   High      5.527200e-09   3.537410e-09 
     Sb-122m  Pu-239   Thermal   2.091810e-07   1.338760e-07 
     Sb-122m  Pu-239   Fast      4.245240e-07   2.716950e-07 
     Sb-122m  Pu-239   High      1.871160e-05   1.197540e-05 
     Sb-122m  Pu-241   Thermal   3.085610e-09   1.974790e-09 
     Sb-122m  Pu-241   Fast      2.015440e-08   1.289880e-08 
    -----------------------------------------------------------
    Thermal=0.0253eV, Fast=500keV(Fast reactor spectrum), High=14MeV
   - Neutron-induced Fission Yields (from main actinide nuclides) - Cumulative Fission Yield -
     Product  Nuclide  Energy   Fission Yield  Uncertainty(1σ)
    -----------------------------------------------------------
     Sb-122    U-235   Thermal   3.913770e-09   2.504810e-09 
     Sb-122    U-235   Fast      1.258400e-08   8.041220e-09 
     Sb-122    U-235   High      9.953640e-07   6.370330e-07 
     Sb-122    U-238   Fast      2.400900e-10   1.532690e-10 
     Sb-122    U-238   High      7.918620e-09   5.067920e-09 
     Sb-122   Pu-239   Thermal   3.939380e-07   2.520200e-07 
     Sb-122   Pu-239   Fast      7.408800e-07   4.725790e-07 
     Sb-122   Pu-239   High      2.680740e-05   1.715670e-05 
     Sb-122   Pu-241   Thermal   5.810940e-09   3.719000e-09 
     Sb-122   Pu-241   Fast      3.517350e-08   2.248350e-08 
    -----------------------------------------------------------
     Sb-122m   U-235   Thermal   2.078210e-09   1.330060e-09 
     Sb-122m   U-235   Fast      7.210640e-09   4.614810e-09 
     Sb-122m   U-235   High      6.947640e-07   4.439910e-07 
     Sb-122m   U-238   Fast      1.375720e-10   8.801350e-11 
     Sb-122m   U-238   High      5.527200e-09   3.533580e-09 
     Sb-122m  Pu-239   Thermal   2.091810e-07   1.338760e-07 
     Sb-122m  Pu-239   Fast      4.245240e-07   2.716950e-07 
     Sb-122m  Pu-239   High      1.871160e-05   1.196760e-05 
     Sb-122m  Pu-241   Thermal   3.085610e-09   1.974470e-09 
     Sb-122m  Pu-241   Fast      2.015440e-08   1.289880e-08 
    -----------------------------------------------------------
    Thermal=0.0253eV, Fast=500keV(Fast reactor spectrum), High=14MeV
      → Neutron-induced and Spontaneous Fission Yields of all nuclides in JENDL-4.0 Fission Yield Data