20-Ca-47



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      7/2-                  
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)
     46.954542430 ± 0.000002413 (amu)  [mass excess = -42343.453 ± 2.248 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     1992.177 ± 1.185 (keV) 
Strong Gamma-rays from Decay of Ca- 47 (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 
  ----------------------------------------------------------
        489.23            5.9          B- 
        807.86            5.9          B- 
       1297.09           67.           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-           4.536 D 3        
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Ca- 46 (Z= 20, A= 46), MT=102 (n,γ)
     Ca- 48 (Z= 20, A= 48), MT= 16 (n,2n)
     Ti- 49 (Z= 22, A= 49), MT=106 (n,3He)
     Ti- 50 (Z= 22, A= 50), MT=107 (n,α)
     V - 51 (Z= 23, A= 51), MT=112 (n,pα)