72-Hf-184



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      0+                    
       1.27240E+03       8-                    
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)
     183.955446243 ± 0.000042628 (amu)  [mass excess = -41501.557 ± 39.709 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     1340.000 ± 30.000 (keV) 
Strong Gamma-rays from Decay of Hf-184 (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 
  ----------------------------------------------------------
        139.1            45.6          B- 
        181.0            14.06         B- 
        344.9            35.15         B- 
  ----------------------------------------------------------
        242.5            87.           IT 
        367.6            96.           IT 
        482.3            59.           IT 
  ----------------------------------------------------------
     *: 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-           4.12 H 5         
       IT           48 S 10          
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     W -186 (Z= 74, A=186), MT=106 (n,3He)