21-Sc-44



Spin
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      2+                    
       2.71130E+02       6+                    
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)
     43.959402875 ± 0.000001884 (amu)  [mass excess = -37815.978 ± 1.756 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     -267.407 ± 1.890 (keV) 
Strong Gamma-rays from Decay of Sc- 44 (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 
  ----------------------------------------------------------
        270.9            86.75         IT 
       1001.83            1.2          EC 
       1126.06            1.2          EC 
       1157.00            1.2          EC 
  ----------------------------------------------------------
       1157.02           99.9          EC 
       1499.46            0.91         EC 
       2656.48            0.11         EC 
  ----------------------------------------------------------
     *: 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 
       EC           3.97 H 4         
       EC           58.61 H 10       
       IT           58.61 H 10       
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Sc- 45 (Z= 21, A= 45), MT= 16 (n,2n)
     Ti- 46 (Z= 22, A= 46), MT=105 (n,t)