Level energy(keV)   Spin & Parity       
       ground state      7/2+                  
       1.08160E+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)
     164.931710456 ± 0.000002022 (amu)  [mass excess = -63611.300 ± 1.884 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     1286.972 ± 0.849 (keV) 
Strong Gamma-rays from Decay of Dy-165 (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 
        108.16            3.01         IT 
        153.80            0.24         B- 
        361.47            0.53         B- 
        515.47            1.53         B- 
         94.70            3.8          B- 
        361.68            0.9          B- 
        633.41            0.61         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-           1.257 M 6        
       B-           2.334 H 1        
       IT           1.257 M 6        
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Dy-164 (Z= 66, A=164), MT=102 (n,γ)
     Er-168 (Z= 68, A=168), 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)
     Dy-165    U-235   Thermal   1.522630e-10   9.744830e-11 
     Dy-165    U-235   Fast      1.410930e-10   9.029970e-11 
     Dy-165    U-235   High      8.835060e-07   5.654450e-07 
     Dy-165    U-238   Fast      3.548720e-10   2.271180e-10 
     Dy-165    U-238   High      5.941360e-08   3.802470e-08 
     Dy-165   Pu-239   Thermal   7.212310e-08   4.615870e-08 
     Dy-165   Pu-239   Fast      7.372330e-07   4.718290e-07 
     Dy-165   Pu-239   High      2.641490e-06   1.690560e-06 
     Dy-165   Pu-241   Thermal   1.445520e-11   9.251340e-12 
     Dy-165   Pu-241   Fast      1.562610e-07   1.000070e-07 
     Dy-165m   U-235   Thermal   2.335750e-11   1.494880e-11 
     Dy-165m   U-235   Fast      1.887650e-11   1.208100e-11 
     Dy-165m   U-235   High      7.370530e-08   4.717140e-08 
     Dy-165m   U-238   Fast      4.747730e-11   3.038550e-11 
     Dy-165m   U-238   High      4.956500e-09   3.172160e-09 
     Dy-165m  Pu-239   Thermal   1.106390e-08   7.080840e-09 
     Dy-165m  Pu-239   Fast      9.863200e-08   6.312450e-08 
     Dy-165m  Pu-239   High      2.203630e-07   1.410320e-07 
     Dy-165m  Pu-241   Thermal   2.217470e-12   1.419180e-12 
     Dy-165m  Pu-241   Fast      2.090570e-08   1.337960e-08 
    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)
     Dy-165    U-235   Thermal   9.347330e-09   3.008070e-09 
     Dy-165    U-235   Fast      2.264520e-08   7.297710e-09 
     Dy-165    U-235   High      5.274420e-06   1.215050e-06 
     Dy-165    U-238   Fast      7.544870e-07   2.422550e-07 
     Dy-165    U-238   High      1.080800e-05   2.493310e-06 
     Dy-165   Pu-239   Thermal   1.321690e-06   4.255860e-07 
     Dy-165   Pu-239   Fast      8.825930e-06   2.835800e-06 
     Dy-165   Pu-239   High      6.951700e-06   2.220760e-06 
     Dy-165   Pu-241   Thermal   6.057900e-09   1.942420e-09 
     Dy-165   Pu-241   Fast      1.511110e-05   4.858220e-06 
     Dy-165m   U-235   Thermal   6.830390e-09   3.005840e-09 
     Dy-165m   U-235   Fast      1.670630e-08   7.340900e-09 
     Dy-165m   U-235   High      3.278880e-06   1.768920e-06 
     Dy-165m   U-238   Fast      5.596810e-07   2.468210e-07 
     Dy-165m   U-238   High      7.978260e-06   3.518120e-06 
     Dy-165m  Pu-239   Thermal   9.303830e-07   5.020220e-07 
     Dy-165m  Pu-239   Fast      6.029980e-06   3.253060e-06 
     Dy-165m  Pu-239   High      3.259240e-06   1.756960e-06 
     Dy-165m  Pu-241   Thermal   4.485660e-09   1.978020e-09 
     Dy-165m  Pu-241   Fast      1.110430e-05   4.888730e-06 
    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