27-Co-70



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      (6-)                  
       ground state(+X)  (3+)                  
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)
     69.949630000 ± 0.000320000 (amu)  [mass excess = -46919.353 ± 298.078 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     12294.507 ± 298.086 (keV) 
Strong Gamma-rays from Decay of Co- 70 (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 
  ----------------------------------------------------------
        916.           * 30.           B- 
        969.9          * 67.           B- 
       1259.6          * 75.           B- 
  ----------------------------------------------------------
        607.6          *100.           B- 
       1259.6          *280.           B- 
       1867.7          * 75.           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-           119 MS 6         
       B-           0.50 S 18        
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0 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)
    -----------------------------------------------------------
     Co- 70    U-235   Thermal   2.086680e-09   1.335480e-09 
     Co- 70    U-235   Fast      1.387140e-08   8.877670e-09 
     Co- 70    U-235   High      3.024150e-06   1.935450e-06 
     Co- 70    U-238   Fast      9.813660e-08   6.280740e-08 
     Co- 70    U-238   High      1.261380e-06   8.072790e-07 
     Co- 70   Pu-239   Thermal   3.609440e-09   2.310030e-09 
     Co- 70   Pu-239   Fast      3.009520e-08   1.926090e-08 
     Co- 70   Pu-239   High      5.253410e-07   3.362180e-07 
     Co- 70   Pu-241   Thermal   3.710600e-09   2.374780e-09 
     Co- 70   Pu-241   Fast      2.168370e-08   1.387760e-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)
    -----------------------------------------------------------
     Co- 70    U-235   Thermal   2.119030e-09   1.356180e-09 
     Co- 70    U-235   Fast      1.415290e-08   9.057810e-09 
     Co- 70    U-235   High      3.106590e-06   1.983790e-06 
     Co- 70    U-238   Fast      1.016320e-07   6.504440e-08 
     Co- 70    U-238   High      1.290660e-06   8.256040e-07 
     Co- 70   Pu-239   Thermal   3.627830e-09   2.321810e-09 
     Co- 70   Pu-239   Fast      3.035620e-08   1.939180e-08 
     Co- 70   Pu-239   High      5.374820e-07   3.436800e-07 
     Co- 70   Pu-241   Thermal   3.725600e-09   2.384390e-09 
     Co- 70   Pu-241   Fast      2.196360e-08   1.401610e-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