18-Ar-41



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)
     40.964500570 ± 0.000000372 (amu)  [mass excess = -33067.505 ± 0.347 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
     2492.038 ± 0.347 (keV) 
Strong Gamma-rays from Decay of Ar- 41 (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 
  ----------------------------------------------------------
       1293.64           99.16         B- 
       1677.0             0.05         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-           109.61 M 4       
Evaluated Data Libraries
     Links to the libraries. 

Parent Nuclides by Reactions in JENDL-4.0
     Ar- 40 (Z= 18, A= 40), MT=102 (n,γ)
     K - 41 (Z= 19, A= 41), MT=103 (n,p)
     Ca- 44 (Z= 20, A= 44), MT=107 (n,α)