STUDY OF ATOMS BY PERTUBATION THEORY

[1] HARTREE ENERGIES OF HELIUM SEQUENCE [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1961, 77 (493): : 165 - &

[2] THE CORRELATION ENERGIES OF THE HELIUM SEQUENCE [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1960, 75 (483): : 439 - 441

[3] ISOELECTRONIC EXTRAPOLATION OF ELECTRON AFFINITIES [J]. JOURNAL OF CHEMICAL PHYSICS, 1960, 33 (01) : 98 - 100

[4] EDLEN B, 1952, ARK FYS, V4, P441

[5] CORRELATION ENERGIES OF SOME HE-LIKE AND NE-LIKE SYSTEMS [J]. PHYSICAL REVIEW, 1958, 112 (03): : 870 - 872

[6] FROMAN A, 1961, J MOL SPECTROSC, V7, P410

[7] SECOND-ORDER PERTURBATION THEORY OF HELIUM-LIKE IONS [J]. JOURNAL OF CHEMICAL PHYSICS, 1961, 34 (04) : 1243 - &

[8] ANALYSIS OF THE 3 PARAMETER WAVE FUNCTION OF HYLLERAAS FOR THE HE-I GROUND STATE IN TERMS OF CENTRAL FIELD WAVE FUNCTIONS [J]. PHYSICAL REVIEW, 1954, 96 (02): : 319 - 325

[9] GRIFFITH JS, 1961, THEORY TRANSITIONMET

[10] ENERGIES OF SOME ISOELECTRONIC SERIES OF IONS [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1962, 79 (508): : 444 - &

[1] HARTREE ENERGIES OF HELIUM SEQUENCE [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1961, 77 (493): : 165 - &

[2] THE CORRELATION ENERGIES OF THE HELIUM SEQUENCE [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1960, 75 (483): : 439 - 441

[3] ISOELECTRONIC EXTRAPOLATION OF ELECTRON AFFINITIES [J]. JOURNAL OF CHEMICAL PHYSICS, 1960, 33 (01) : 98 - 100

[4] EDLEN B, 1952, ARK FYS, V4, P441

[5] CORRELATION ENERGIES OF SOME HE-LIKE AND NE-LIKE SYSTEMS [J]. PHYSICAL REVIEW, 1958, 112 (03): : 870 - 872

[6] FROMAN A, 1961, J MOL SPECTROSC, V7, P410

[7] SECOND-ORDER PERTURBATION THEORY OF HELIUM-LIKE IONS [J]. JOURNAL OF CHEMICAL PHYSICS, 1961, 34 (04) : 1243 - &

[8] ANALYSIS OF THE 3 PARAMETER WAVE FUNCTION OF HYLLERAAS FOR THE HE-I GROUND STATE IN TERMS OF CENTRAL FIELD WAVE FUNCTIONS [J]. PHYSICAL REVIEW, 1954, 96 (02): : 319 - 325

[9] GRIFFITH JS, 1961, THEORY TRANSITIONMET

[10] ENERGIES OF SOME ISOELECTRONIC SERIES OF IONS [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY OF LONDON, 1962, 79 (508): : 444 - &