39-Y-92



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      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)
     91.908945142 ± 0.000009882 (amu)  [mass excess = -84817.054 ± 9.206 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     3642.576 ± 9.153 (keV) 
Strong Gamma-rays from Decay of Y- 92 (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 
  ----------------------------------------------------------
        561.1             2.4          B- 
        934.47           13.9          B- 
       1405.4             4.78         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-           3.54 H 1         
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Y - 91 (Z= 39, A= 91), MT=102 (n,γ)
     Zr- 92 (Z= 40, A= 92), MT=103 (n,p)
     Zr- 93 (Z= 40, A= 93), MT= 28 (n,np)
     Zr- 93 (Z= 40, A= 93), MT=104 (n,d)
     Zr- 94 (Z= 40, A= 94), MT= 32 (n,nd)
     Zr- 94 (Z= 40, A= 94), MT=105 (n,t)
     Nb- 94 (Z= 41, A= 94), MT=106 (n,3He)
     Nb- 95 (Z= 41, A= 95), 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)
    -----------------------------------------------------------
      Y- 92    U-235   Thermal   7.137430e-04   3.211840e-04 
      Y- 92    U-235   Fast      2.893020e-05   1.851530e-05 
      Y- 92    U-235   High      3.958320e-04   2.533330e-04 
      Y- 92    U-238   Fast      2.330860e-06   1.491760e-06 
      Y- 92    U-238   High      3.191470e-05   2.042550e-05 
      Y- 92   Pu-239   Thermal   4.507190e-04   2.884600e-04 
      Y- 92   Pu-239   Fast      2.006970e-04   1.284460e-04 
      Y- 92   Pu-239   High      9.537290e-04   6.103860e-04 
      Y- 92   Pu-241   Thermal   2.788450e-05   1.784610e-05 
      Y- 92   Pu-241   Fast      1.790650e-05   1.146020e-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)
    -----------------------------------------------------------
      Y- 92    U-235   Thermal   6.003340e-02   6.039330e-04 
      Y- 92    U-235   Fast      5.841830e-02   8.194690e-04 
      Y- 92    U-235   High      5.113420e-02   5.613720e-03 
      Y- 92    U-238   Fast      4.342960e-02   1.245370e-03 
      Y- 92    U-238   High      3.898960e-02   8.002120e-04 
      Y- 92   Pu-239   Thermal   3.009540e-02   1.203630e-03 
      Y- 92   Pu-239   Fast      3.037800e-02   4.252710e-04 
      Y- 92   Pu-239   High      2.916460e-02   4.661350e-03 
      Y- 92   Pu-241   Thermal   2.310680e-02   6.467490e-04 
      Y- 92   Pu-241   Fast      2.394940e-02   9.577820e-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