27-Co-71



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state                            
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)
     70.952366923 ± 0.000499230 (amu)  [mass excess = -44369.925 ± 465.030 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     11036.302 ± 465.035 (keV) 
Strong Gamma-rays from Decay of Co- 71 (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 
  ----------------------------------------------------------
        280.5          * 22.           B- 
        566.8          *100.           B- 
        774.4          * 35.           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-           80 MS 3          
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- 71    U-235   Thermal   1.477650e-09   9.456940e-10 
     Co- 71    U-235   Fast      1.137650e-08   7.280970e-09 
     Co- 71    U-235   High      1.672290e-06   1.070270e-06 
     Co- 71    U-238   Fast      4.361630e-08   2.791440e-08 
     Co- 71    U-238   High      7.337990e-07   4.696310e-07 
     Co- 71   Pu-239   Thermal   1.289790e-09   8.254700e-10 
     Co- 71   Pu-239   Fast      1.579740e-08   1.011030e-08 
     Co- 71   Pu-239   High      2.751780e-07   1.761140e-07 
     Co- 71   Pu-241   Thermal   2.480400e-09   1.587460e-09 
     Co- 71   Pu-241   Fast      1.568820e-08   1.004040e-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- 71    U-235   Thermal   1.482560e-09   9.488440e-10 
     Co- 71    U-235   Fast      1.142790e-08   7.313860e-09 
     Co- 71    U-235   High      1.691540e-06   1.081480e-06 
     Co- 71    U-238   Fast      4.411370e-08   2.822420e-08 
     Co- 71    U-238   High      7.406310e-07   4.736020e-07 
     Co- 71   Pu-239   Thermal   1.291620e-09   8.255920e-10 
     Co- 71   Pu-239   Fast      1.583590e-08   1.011190e-08 
     Co- 71   Pu-239   High      2.779840e-07   1.779100e-07 
     Co- 71   Pu-241   Thermal   2.483510e-09   1.587200e-09 
     Co- 71   Pu-241   Fast      1.574470e-08   1.007660e-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