Level energy(keV)   Spin & Parity       
       ground state      9/2+                  
       2.28500E+02       1/2-                  
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)
     82.919118569 ± 0.000003559 (amu)  [mass excess = -75340.567 ± 3.316 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     3672.833 ± 4.895 (keV) 
Strong Gamma-rays from Decay of Se- 83 (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 
        356.69           17.5          B- 
        988.05           16.1          B- 
       1030.61           21.17         B- 
        225.18           32.69         B- 
        356.70           70.           B- 
        510.06           42.7          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-           22.3 M 3         
       B-           70.1 S 4         
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Se- 82 (Z= 34, A= 82), MT=102 (n,γ)
     Kr- 85 (Z= 36, A= 85), MT=106 (n,3He)
     Kr- 86 (Z= 36, A= 86), 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)
     Se- 83    U-235   Thermal   1.430550e-03   8.583310e-05 
     Se- 83    U-235   Fast      1.560090e-03   9.984520e-04 
     Se- 83    U-235   High      3.522700e-03   2.254530e-03 
     Se- 83    U-238   Fast      2.795570e-04   1.789160e-04 
     Se- 83    U-238   High      1.341520e-03   8.585690e-04 
     Se- 83   Pu-239   Thermal   1.267060e-03   4.054580e-04 
     Se- 83   Pu-239   Fast      1.333980e-03   8.537460e-04 
     Se- 83   Pu-239   High      1.667530e-03   1.067220e-03 
     Se- 83   Pu-241   Thermal   6.892470e-04   4.411180e-04 
     Se- 83   Pu-241   Fast      4.991320e-04   3.194440e-04 
     Se- 83m   U-235   Thermal   3.312120e-04   1.987280e-05 
     Se- 83m   U-235   Fast      3.150170e-04   2.016110e-04 
     Se- 83m   U-235   High      4.443050e-04   2.843550e-04 
     Se- 83m   U-238   Fast      5.644890e-05   3.612730e-05 
     Se- 83m   U-238   High      1.692010e-04   1.082880e-04 
     Se- 83m  Pu-239   Thermal   2.933590e-04   1.877500e-04 
     Se- 83m  Pu-239   Fast      2.693620e-04   1.723920e-04 
     Se- 83m  Pu-239   High      2.103190e-04   1.346040e-04 
     Se- 83m  Pu-241   Thermal   1.595790e-04   1.021310e-04 
     Se- 83m  Pu-241   Fast      1.007860e-04   6.450330e-05 
    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)
     Se- 83    U-235   Thermal   2.688630e-03   1.107660e-04 
     Se- 83    U-235   Fast      2.967920e-03   1.888660e-03 
     Se- 83    U-235   High      5.973930e-03   2.666240e-03 
     Se- 83    U-238   Fast      1.606950e-03   5.070120e-04 
     Se- 83    U-238   High      3.215130e-03   5.099360e-04 
     Se- 83   Pu-239   Thermal   1.718840e-03   1.884200e-04 
     Se- 83   Pu-239   Fast      1.864870e-03   1.188150e-03 
     Se- 83   Pu-239   High      2.626600e-03   1.669670e-03 
     Se- 83   Pu-241   Thermal   1.104100e-03   7.021880e-04 
     Se- 83   Pu-241   Fast      1.018750e-03   6.470600e-04 
     Se- 83m   U-235   Thermal   2.512120e-03   2.007490e-04 
     Se- 83m   U-235   Fast      2.755980e-03   1.252430e-03 
     Se- 83m   U-235   High      4.694270e-03   1.511230e-03 
     Se- 83m   U-238   Fast      2.359140e-03   7.595180e-04 
     Se- 83m   U-238   High      3.419000e-03   1.100510e-03 
     Se- 83m  Pu-239   Thermal   1.076430e-03   2.493060e-04 
     Se- 83m  Pu-239   Fast      1.189680e-03   5.391060e-04 
     Se- 83m  Pu-239   High      1.873460e-03   8.484690e-04 
     Se- 83m  Pu-241   Thermal   8.789170e-04   5.625070e-04 
     Se- 83m  Pu-241   Fast      1.001850e-03   4.546210e-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