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  Ar   II      Argon

  Z =  18,  Ne =  17,   ION =  1

  Approach used:  Breit-Pauli+CI

  Level resolved dielectronic recombination calculation using AUTOSTRUCTURE
   
  Closed shells are not listed

  The total number of the non-relativistic configurations 16: 
  3s2.3p5,3s2.3p4.3d,3s2.3p4.4s,3s2.3p4.4p,3s2.3p4.4d,3s2.3p4.4f,
  3s.3p5.3d,3s2.3p3.3d2,3s.3p5.4s,3s.3p5.4p,3s.3p5.4d,3s.3p5.4f,
  3s.3p6,3p6.3d,3p5.3d2,3s.3p4.3d2
  
  2015-09-15
  Author: I. Arnoldet et al.; nia001@auburn.edu
  I.Arnold, E.Thomas, S.D.Loch, S.Abdel-Naby, C.P.Ballance, J.Phys.B 48, 175005 (2015)