Level energy(keV)   Spin & Parity       
       ground state      (3/2+)                
       2.14890E+02       (11/2-)               
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)
     120.912963663 ± 0.000002085 (amu)  [mass excess = -81073.825 ± 1.942 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     4762.358 ± 27.483 (keV) 
Strong Gamma-rays from Decay of Cd-121 (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 
        987.81           13.           B- 
       1020.89           18.           B- 
       2059.41           20.           B- 
        324.22           47.7          B- 
        349.20           12.4          B- 
       1040.26           16.22         B- 
     *: 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-           13.5 S 3         
       B-           8.3 S 8          
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Sn-123 (Z= 50, A=123), MT=106 (n,3He)
     Sn-124 (Z= 50, A=124), MT=107 (n,α)

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)
     Cd-121    U-235   Thermal   2.117650e-05   1.355300e-05 
     Cd-121    U-235   Fast      7.042550e-05   4.507230e-05 
     Cd-121    U-235   High      9.902190e-04   6.337380e-04 
     Cd-121    U-238   Fast      4.231140e-05   2.707930e-05 
     Cd-121    U-238   High      4.978880e-04   3.186480e-04 
     Cd-121   Pu-239   Thermal   6.598810e-05   4.223220e-05 
     Cd-121   Pu-239   Fast      9.825940e-05   6.288580e-05 
     Cd-121   Pu-239   High      1.370520e-03   8.771320e-04 
     Cd-121   Pu-241   Thermal   5.099610e-05   3.263750e-05 
     Cd-121   Pu-241   Fast      1.636520e-04   1.047370e-04 
     Cd-121m   U-235   Thermal   5.109830e-05   3.270300e-05 
     Cd-121m   U-235   Fast      1.973520e-04   1.263050e-04 
     Cd-121m   U-235   High      4.541730e-03   2.906700e-03 
     Cd-121m   U-238   Fast      1.185690e-04   7.588380e-05 
     Cd-121m   U-238   High      2.283610e-03   1.461510e-03 
     Cd-121m  Pu-239   Thermal   1.592270e-04   1.019050e-04 
     Cd-121m  Pu-239   Fast      2.753510e-04   1.762240e-04 
     Cd-121m  Pu-239   High      6.286010e-03   4.023050e-03 
     Cd-121m  Pu-241   Thermal   1.230520e-04   7.875330e-05 
     Cd-121m  Pu-241   Fast      4.586000e-04   2.935030e-04 
    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)
     Cd-121    U-235   Thermal   4.736800e-05   3.031560e-05 
     Cd-121    U-235   Fast      1.193380e-04   7.637600e-05 
     Cd-121    U-235   High      4.769880e-03   3.052240e-03 
     Cd-121    U-238   Fast      2.418110e-04   1.547590e-04 
     Cd-121    U-238   High      5.886160e-03   3.767150e-03 
     Cd-121   Pu-239   Thermal   9.009300e-05   5.765970e-05 
     Cd-121   Pu-239   Fast      1.339030e-04   8.569750e-05 
     Cd-121   Pu-239   High      3.474170e-03   2.223470e-03 
     Cd-121   Pu-241   Thermal   1.079830e-04   6.910940e-05 
     Cd-121   Pu-241   Fast      3.512240e-04   2.247830e-04 
     Cd-121m   U-235   Thermal   5.111080e-05   3.271100e-05 
     Cd-121m   U-235   Fast      1.973740e-04   1.263200e-04 
     Cd-121m   U-235   High      4.545230e-03   2.902400e-03 
     Cd-121m   U-238   Fast      1.187650e-04   7.585640e-05 
     Cd-121m   U-238   High      2.290320e-03   1.459950e-03 
     Cd-121m  Pu-239   Thermal   1.592360e-04   1.019110e-04 
     Cd-121m  Pu-239   Fast      2.753620e-04   1.762310e-04 
     Cd-121m  Pu-239   High      6.287450e-03   4.020440e-03 
     Cd-121m  Pu-241   Thermal   1.230820e-04   7.874060e-05 
     Cd-121m  Pu-241   Fast      4.586840e-04   2.935570e-04 
    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