58-Ce-135



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      1/2(+)                
       4.45800E+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)
     134.909160599 ± 0.000011021 (amu)  [mass excess = -84616.356 ± 10.267 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     -3680.496 ± 15.654 (keV) 
Strong Gamma-rays from Decay of Ce-135 (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 
  ----------------------------------------------------------
        265.56           41.8          EC 
        300.07           23.53         EC 
        606.76           18.81         EC 
  ----------------------------------------------------------
         82.4            21.27         IT 
        150.3            21.7          IT 
        212.9            75.3          IT 
  ----------------------------------------------------------
     *: 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 
       EC           17.7 H 3         
       IT           20 S 1           
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)
    -----------------------------------------------------------
     Ce-135    U-235   High      5.657760e-14   3.620960e-14 
     Ce-135   Pu-239   High      6.994540e-12   4.476500e-12 
    -----------------------------------------------------------
    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)
    -----------------------------------------------------------
     Ce-135    U-235   High      5.657760e-14   3.615600e-14 
     Ce-135   Pu-239   High      6.994540e-12   4.473600e-12 
    -----------------------------------------------------------
    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