Abstract

Eight spectral lines of five-times ionized uranium between 800 and 1930 Å are reported. Four terms (5f 2F, 6d 2D, 7s 2S, and 7p 2P) are given. Isoelectronic comparisons are made and the effect of crystal fields on the 5f electron is discussed.

© 1976 Optical Society of America

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References

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  1. E. Rasmussen, Z. Phys. 86, 24 (1933).
    [Crossref]
  2. W. F. Meggers, M. Fred, and F. S. Tomkins, J. Res. Nat. Bur. Stand. 58, 297 (1957).
    [Crossref]
  3. P. F. A. Klinkenberg and R. J. Lang, Physica (Utrecht) 15, 774 (1949).
    [Crossref]
  4. L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
    [Crossref]
  5. J. Sugar, J. Opt. Soc. Am. 53, 831 (1963).
    [Crossref]
  6. C. E. Moore, “Atomic Energy Levels,” Vol.  III, Nat. Bur. Stand., (U.S.) Circ. 467, 134 (1958).
  7. J. Sugar and V. Kaufman, J. Opt. Soc. Am. 55, 1283 (1965).
    [Crossref]
  8. R. J. Lang, Can. J. Phys. A14, 127 (1936).
  9. V. Kaufman and J. Sugar, J. Res. Nat. Bur. Stand. Sec. A 71, 583 (1967).
    [Crossref]
  10. Computer program of R. D. Cowan, details of which have not been published.
  11. W. Marshall and R. Stuart, Phys. Rev. 123, 2048 (1961).
    [Crossref]
  12. W. T. Carnall, P. R. Fields, and K. Rajnak, J. Chem. Phys. 49, 4424 (1968).
    [Crossref]
  13. J. D. Axe, (1960).
  14. M. J. Reisfeld and G. A. Crosby, Inorg. Chem. 4, 65 (1965).
    [Crossref]
  15. J. C. Eisenstein and M. H. L. Pryce, Proc. R. Soc. London Ser. A 255, 181 (1960).
    [Crossref]

1970 (1)

L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
[Crossref]

1968 (1)

W. T. Carnall, P. R. Fields, and K. Rajnak, J. Chem. Phys. 49, 4424 (1968).
[Crossref]

1967 (1)

V. Kaufman and J. Sugar, J. Res. Nat. Bur. Stand. Sec. A 71, 583 (1967).
[Crossref]

1965 (2)

J. Sugar and V. Kaufman, J. Opt. Soc. Am. 55, 1283 (1965).
[Crossref]

M. J. Reisfeld and G. A. Crosby, Inorg. Chem. 4, 65 (1965).
[Crossref]

1963 (1)

1961 (1)

W. Marshall and R. Stuart, Phys. Rev. 123, 2048 (1961).
[Crossref]

1960 (1)

J. C. Eisenstein and M. H. L. Pryce, Proc. R. Soc. London Ser. A 255, 181 (1960).
[Crossref]

1958 (1)

C. E. Moore, “Atomic Energy Levels,” Vol.  III, Nat. Bur. Stand., (U.S.) Circ. 467, 134 (1958).

1957 (1)

W. F. Meggers, M. Fred, and F. S. Tomkins, J. Res. Nat. Bur. Stand. 58, 297 (1957).
[Crossref]

1949 (1)

P. F. A. Klinkenberg and R. J. Lang, Physica (Utrecht) 15, 774 (1949).
[Crossref]

1936 (1)

R. J. Lang, Can. J. Phys. A14, 127 (1936).

1933 (1)

E. Rasmussen, Z. Phys. 86, 24 (1933).
[Crossref]

Axe, J. D.

J. D. Axe, (1960).

Brown, J. D.

L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
[Crossref]

Carnall, W. T.

W. T. Carnall, P. R. Fields, and K. Rajnak, J. Chem. Phys. 49, 4424 (1968).
[Crossref]

Cowan, R. D.

L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
[Crossref]

Crosby, G. A.

M. J. Reisfeld and G. A. Crosby, Inorg. Chem. 4, 65 (1965).
[Crossref]

Eisenstein, J. C.

J. C. Eisenstein and M. H. L. Pryce, Proc. R. Soc. London Ser. A 255, 181 (1960).
[Crossref]

Fields, P. R.

W. T. Carnall, P. R. Fields, and K. Rajnak, J. Chem. Phys. 49, 4424 (1968).
[Crossref]

Fred, M.

W. F. Meggers, M. Fred, and F. S. Tomkins, J. Res. Nat. Bur. Stand. 58, 297 (1957).
[Crossref]

Kaufman, V.

V. Kaufman and J. Sugar, J. Res. Nat. Bur. Stand. Sec. A 71, 583 (1967).
[Crossref]

J. Sugar and V. Kaufman, J. Opt. Soc. Am. 55, 1283 (1965).
[Crossref]

Klinkenberg, P. F. A.

P. F. A. Klinkenberg and R. J. Lang, Physica (Utrecht) 15, 774 (1949).
[Crossref]

Lang, R. J.

P. F. A. Klinkenberg and R. J. Lang, Physica (Utrecht) 15, 774 (1949).
[Crossref]

R. J. Lang, Can. J. Phys. A14, 127 (1936).

Marshall, W.

W. Marshall and R. Stuart, Phys. Rev. 123, 2048 (1961).
[Crossref]

Meggers, W. F.

W. F. Meggers, M. Fred, and F. S. Tomkins, J. Res. Nat. Bur. Stand. 58, 297 (1957).
[Crossref]

Moore, C. E.

C. E. Moore, “Atomic Energy Levels,” Vol.  III, Nat. Bur. Stand., (U.S.) Circ. 467, 134 (1958).

Pryce, M. H. L.

J. C. Eisenstein and M. H. L. Pryce, Proc. R. Soc. London Ser. A 255, 181 (1960).
[Crossref]

Rajnak, K.

W. T. Carnall, P. R. Fields, and K. Rajnak, J. Chem. Phys. 49, 4424 (1968).
[Crossref]

Rasmussen, E.

E. Rasmussen, Z. Phys. 86, 24 (1933).
[Crossref]

Reisfeld, M. J.

L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
[Crossref]

M. J. Reisfeld and G. A. Crosby, Inorg. Chem. 4, 65 (1965).
[Crossref]

Stuart, R.

W. Marshall and R. Stuart, Phys. Rev. 123, 2048 (1961).
[Crossref]

Sugar, J.

Tomkins, F. S.

W. F. Meggers, M. Fred, and F. S. Tomkins, J. Res. Nat. Bur. Stand. 58, 297 (1957).
[Crossref]

Varga, L. P.

L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
[Crossref]

Atomic Energy Levels (1)

C. E. Moore, “Atomic Energy Levels,” Vol.  III, Nat. Bur. Stand., (U.S.) Circ. 467, 134 (1958).

Can. J. Phys. (1)

R. J. Lang, Can. J. Phys. A14, 127 (1936).

Inorg. Chem. (1)

M. J. Reisfeld and G. A. Crosby, Inorg. Chem. 4, 65 (1965).
[Crossref]

J. Chem. Phys. (2)

W. T. Carnall, P. R. Fields, and K. Rajnak, J. Chem. Phys. 49, 4424 (1968).
[Crossref]

L. P. Varga, J. D. Brown, M. J. Reisfeld, and R. D. Cowan, J. Chem. Phys. 52, 4233 (1970).
[Crossref]

J. Opt. Soc. Am. (2)

J. Res. Nat. Bur. Stand. (1)

W. F. Meggers, M. Fred, and F. S. Tomkins, J. Res. Nat. Bur. Stand. 58, 297 (1957).
[Crossref]

J. Res. Nat. Bur. Stand. Sec. A (1)

V. Kaufman and J. Sugar, J. Res. Nat. Bur. Stand. Sec. A 71, 583 (1967).
[Crossref]

Phys. Rev. (1)

W. Marshall and R. Stuart, Phys. Rev. 123, 2048 (1961).
[Crossref]

Physica (Utrecht) (1)

P. F. A. Klinkenberg and R. J. Lang, Physica (Utrecht) 15, 774 (1949).
[Crossref]

Proc. R. Soc. London Ser. A (1)

J. C. Eisenstein and M. H. L. Pryce, Proc. R. Soc. London Ser. A 255, 181 (1960).
[Crossref]

Z. Phys. (1)

E. Rasmussen, Z. Phys. 86, 24 (1933).
[Crossref]

Other (2)

Computer program of R. D. Cowan, details of which have not been published.

J. D. Axe, (1960).

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Figures (2)

FIG. 1
FIG. 1

Variations of the spin–orbit splittings of the 4f 2F, 5d 2D, and 6p 2P terms in the Ba ii isoelectronic sequence (broken curves) and of the 5f 2F, 6d 2D, and 7p 2P terms in the Ra ii isoelectronic sequence.

FIG. 2
FIG. 2

Variation of the spin–orbit parameter, ζ5p, in the Ra ii isoelectronic sequence. Curve A—the plotted points were obtained from emission spectra of the ions in the vapor state; curve B—the plotted points were obtained from absorption spectra of the ions in crystals.

Tables (2)

Tables Icon

TABLE I Spectral lines of U vi.

Tables Icon

TABLE II Energy levels of five-times ionized uranium. Units are cm−1.