31-Ga-77



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      (3/2-)                
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)
     76.929154300 ± 0.000002600 (amu)  [mass excess = -65992.344 ± 2.422 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     5220.518 ± 2.422 (keV) 
Strong Gamma-rays from Decay of Ga- 77 (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 
  ----------------------------------------------------------
        458.6          * 48.           B- 
        469.4          *100.           B- 
       2187.3             --           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-           13.2 S 2         
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)
    -----------------------------------------------------------
     Ga- 77    U-235   Thermal   4.075510e-05   2.608330e-05 
     Ga- 77    U-235   Fast      1.646600e-04   1.053820e-04 
     Ga- 77    U-235   High      3.753850e-04   2.402460e-04 
     Ga- 77    U-238   Fast      1.397520e-05   8.944140e-06 
     Ga- 77    U-238   High      1.708660e-04   1.093550e-04 
     Ga- 77   Pu-239   Thermal   3.784400e-05   2.422020e-05 
     Ga- 77   Pu-239   Fast      6.992870e-05   4.475430e-05 
     Ga- 77   Pu-239   High      1.288840e-04   8.248550e-05 
     Ga- 77   Pu-241   Thermal   1.107180e-05   7.085940e-06 
     Ga- 77   Pu-241   Fast      5.518850e-05   3.532060e-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)
    -----------------------------------------------------------
     Ga- 77    U-235   Thermal   7.259320e-05   7.998310e-06 
     Ga- 77    U-235   Fast      2.812120e-04   1.799760e-04 
     Ga- 77    U-235   High      5.548250e-04   3.545590e-04 
     Ga- 77    U-238   Fast      3.187160e-05   2.038410e-05 
     Ga- 77    U-238   High      2.818310e-04   1.801740e-04 
     Ga- 77   Pu-239   Thermal   4.465770e-05   2.858090e-05 
     Ga- 77   Pu-239   Fast      8.841280e-05   5.658420e-05 
     Ga- 77   Pu-239   High      1.721250e-04   1.100860e-04 
     Ga- 77   Pu-241   Thermal   1.381860e-05   8.843860e-06 
     Ga- 77   Pu-241   Fast      8.184000e-05   5.237760e-05 
    -----------------------------------------------------------
    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