41-Nb-103



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      (5/2+)                
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)
     102.919457238 ± 0.000004359 (amu)  [mass excess = -75025.099 ± 4.061 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     5941.683 ± 10.287 (keV) 
Strong Gamma-rays from Decay of Nb-103 (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 
  ----------------------------------------------------------
        102.56         *100.           B- 
        538.5          * 34.           B- 
        641.1          * 55.           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-           1.5 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)
    -----------------------------------------------------------
     Nb-103    U-235   Thermal   1.408150e-02   3.238730e-03 
     Nb-103    U-235   Fast      1.801980e-02   5.766330e-03 
     Nb-103    U-235   High      1.555760e-02   4.978440e-03 
     Nb-103    U-238   Fast      3.120730e-02   9.986340e-03 
     Nb-103    U-238   High      2.663960e-02   8.524680e-03 
     Nb-103   Pu-239   Thermal   2.702200e-02   8.647010e-03 
     Nb-103   Pu-239   Fast      2.866800e-02   9.173750e-03 
     Nb-103   Pu-239   High      1.752920e-02   5.609320e-03 
     Nb-103   Pu-241   Thermal   3.981100e-02   1.273950e-02 
     Nb-103   Pu-241   Fast      3.708600e-02   1.186750e-02 
    -----------------------------------------------------------
    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)
    -----------------------------------------------------------
     Nb-103    U-235   Thermal   1.908360e-02   3.059230e-03 
     Nb-103    U-235   Fast      2.431060e-02   5.606140e-03 
     Nb-103    U-235   High      1.804510e-02   4.146450e-03 
     Nb-103    U-238   Fast      5.874450e-02   6.493840e-03 
     Nb-103    U-238   High      3.962380e-02   9.131840e-03 
     Nb-103   Pu-239   Thermal   2.926470e-02   9.366980e-03 
     Nb-103   Pu-239   Fast      3.189520e-02   7.337790e-03 
     Nb-103   Pu-239   High      1.923730e-02   4.422770e-03 
     Nb-103   Pu-241   Thermal   5.022000e-02   1.155430e-02 
     Nb-103   Pu-241   Fast      4.766130e-02   1.097660e-02 
    -----------------------------------------------------------
    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