K2 (4S-5S) ; 1,3Su,g+

C6 C8 C10 Ref.
3.289[4] 1.199[7] 4.855[9] M. Marinescu and A. Dalgarno, Phys. Rev. A 52, 311 (1995)
3.228[4] 1.157[7] 4.774[9] F. Vigne-Maeder, Chem. Phys. 85, 139 (1984)