Concepedia

Cluster expansion of the wavefunction. Electron correlations in ground and excited states by SAC (symmetry-adapted-cluster) and SAC CI theories

Hiroshi Nakatsuji

Chemical Physics Letters · 1979 · 605 citations · 20 references

DOI

Concepts

References

20

On the Correlation Problem in Atomic and Molecular Systems. Calculation of Wavefunction Components in Ursell-Type Expansion Using Quantum-Field Theoretical Methods

The Journal of Chemical Physics · 1966 · 3K citations

, , +19

The iterative calculation of a few of the lowest eigenvalues and corresponding eigenvectors of large real-symmetric matrices

Ernest R. Davidson · Journal of Computational Physics · 1975 · 2.5K citations

, , +9

Many‐body perturbation theory, coupled‐pair many‐electron theory, and the importance of quadruple excitations for the correlation problem

Rodney J. Bartlett, George D. Purvis · International Journal of Quantum Chemistry · 1978 · 1.6K citations

, , +18

Electron correlation theories and their application to the study of simple reaction potential surfaces

John A. Pople, R. Krishnan, H. Bernhard Schlegel et al. · International Journal of Quantum Chemistry · 1978 · 1K citations

, , +21

Applicability of the multi-reference double-excitation CI (MRD-CI) method to the calculation of electronic wavefunctions and comparison with related techniques

Robert J. Buenker, Sigrid D. Peyerimhoff, Werner Butscher · Molecular Physics · 1978 · 1K citations

, , +18