Journal of Physics B Atomic and Molecular Physics · 1972 · 50 citations · 6 references
Natural SciencesPhysicsAtomic PhysicsCondensed Matter PhysicsQuantum MechanicsDensity Functional TheoryElectron ConfigurationsElectron CorrelationHartree-fock TheoryStrongly Correlated Electron SystemsWave FunctionsElectron Correlation EffectsElectronic CorrelationsExchange-correlation FunctionalsQuantum CorrelationsStrongly Correlated Electrons
Wavefunctions are calculated for helium-like atomic systems, taking fully into account the 'correlation' term of the hamiltonian. They are in a form which is easily separable into a sum of products of one-electron functions.
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J. G. F. Francis · The Computer Journal · 1962 · 377 citations · Full text
Multiple Ionization Processes in Helium
F. W. Byron, Charles J. Joachain · Physical Review · 1967 · 308 citations