Core-excited bound states of negative lithium

Quantum Theory of Many-Particle Systems. I. Physical Interpretations by Means of Density Matrices, Natural Spin-Orbitals, and Convergence Problems in the Method of Configurational Interaction

1955 • 3,424 citations

Binding energies in atomic negative ions

1975 • 1,526 citations

Resonances in Electron Impact on Atoms

1973 • 707 citations

Configuration Interaction in Simple Atomic Systems

1961 • 438 citations

Electronic Wavefunctions for Atoms. III. Partition of Degenerate Spaces and Ground State of C

1970 • 260 citations

Auto-Ionizing States in the Alkali Atoms with Microsecond Lifetimes

1967 • 170 citations

Theoretical Electron Affinities for Some of the Alkali and Alkaline-Earth Elements

1968 • 155 citations

Accurate determination of the total electronic energy of the Be ground state

1976 • 150 citations

THE SPECTRUM OF Li⁺:

1959 • 114 citations

Application of Scattering Theory to the Calculation of Alkali Negative-Ion Bound States

1974 • 102 citations

Second Bound State for the Hydrogen Negative Ion

1970 • 98 citations

Multiply-excited States in Beam-foil Spectroscopy

1975 • 93 citations

Doubly-excited Terms in Lithium and Beryllium

1971 • 89 citations

Identification of Bound States of Core-Excited Negative Lithium Atoms in Beam-Foil Experiments

1980 • 83 citations

A universal ion source for tandem accelerators

1968 • 75 citations

Energies and Mean Lives of Doubly Excited Terms in Lithium

1972 • 73 citations

Decay of 4Po52 autoionizing states of ions in the Li isoelectronic sequence

1974 • 65 citations

Mean Lives of Some Doubly Excited Levels in Lithium I

1969 • 64 citations

Doubly excited states of lithium

1969 • 61 citations

How many bound states do H− and H2− have?

1978 • 58 citations

Mean Lives of Some Excited Levels of Li i and Li ii*

1969 • 54 citations

Electron affinity of helium<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn /><mml:mo>(</mml:mo><mml:mn>1</mml:mn><mml:mi>s</mml:mi><mml:mn>2</mml:mn><mml:mi>s</mml:mi><mml:mo>)</mml:mo><mml:mn /><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>S</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>3</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>

1979 • 52 citations

Configuration-interaction studies of transition energies and oscillator strengths for the lowest quartet states of neutral lithium

1978 • 51 citations

Accurate calculations for the even-parity core-excited<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>P</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>2</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>states of neutral Li

1979 • 51 citations

Comment on the lifetime of the Li<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>1</mml:mn><mml:mi>s</mml:mi><mml:mn>2</mml:mn><mml:mrow><mml:msup><mml:mrow><mml:mi>p</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msup></mml:mrow><mml:mi /><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>P</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>2</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>…

1978 • 47 citations

Energies and Lifetimes of the Metastable Autoionizing<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn /><mml:mo>(</mml:mo><mml:mn>1</mml:mn><mml:mi>s</mml:mi><mml:mn>2</mml:mn><mml:mi>s</mml:mi><mml:mn>2</mml:mn><mml:mi>p</mml:mi><mml:mo>)</mml:mo><mml:mn /><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>P</mml:mi></mml:mrow><mml:mrow><mml:mi>J</mml:mi></mml:mrow><mml:mrow /><mml:mrow /><mml:mrow /><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>4</mml:mn></mml:…

1968 • 43 citations

Triply excited bound state of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">He</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>and the isoelectronic sequence

1979 • 43 citations

Autoionization States of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">Li</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">Na</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>

1972 • 40 citations

Absolute term values for the quartet states of neutral lithium

1978 • 40 citations

The Present Limits of Accuracy in Atomic Calculations of Small Systems

1980 • 35 citations

Molecular and atomic ions of the elements of the sub-groupsA of the periodic system

1971 • 32 citations

An experimental estimate of the electron affinity of lithium

1966 • 27 citations

Symmetry eigenfunctions suitable for many‐electron theories and calculations. I. Mainly atoms

1973 • 27 citations

The (2p2)3P state of H− and the convergence of the CI series

1979 • 18 citations

Electron-Hydrogen Photoattachment as a Source of Ultraviolet Absorption

1974 • 18 citations

On the doubly-excited4P0 terms of Lil

1977 • 17 citations

Über Feinstrukturen im ersten Li‐Funkenspektrum

1925 • 17 citations

He(2¹S) and He^-formation in fast charge-changing collisions and evidence for a long-lived doublet state of He^-

1978 • 11 citations