Abstract: | Hartree-Fock energies of the 1s2 2s 2p ns(4P), 1s2 2s 2p np(4P, 4D) and 1s2 2s 2p nd(4P, 4D); n = 3–6 states in the boron isoelectronic sequence are reported. The results show a fairly good agreement with the experimental data of Bromander for O IV. |