79 results on '"correlation energy"'
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2. The Configuration Interaction Method
3. Pair Functions and Diagrammatic Perturbation Theory
4. Quantum-mechanical calculations of the potential energy surfaces of triplet states
5. Some Problems of the Theory of Intermolecular Interactions
6. Configuration Interaction Description of Electron Correlation
7. Perturbation Theory and Its Applications
8. Summary and Concluding Remarks
9. Introductory Remarks
10. Electron correlation in the seventies
11. Electron correlation and electron pair theories
12. Configuration Interaction and Correlation Effects in Donor-Acceptor Pair Spectra
13. None
14. None
15. VOPROSY KVANTOVOI TEORII ATOMOV. (Problems of Quantum Theory of Atoms).
16. VARIATIONAL CALCULATIONS OF CORRELATION EFFECTS IN LIGHT ATOMS.
17. APPROXIMATE CALCULATION OF THE CORRELATION ENERGY BETWEEN ELECTRONS.
18. USE OF PSEUDOPOTENTIALS IN ATOMIC-STRUCTURE CALCULATIONS.
19. CORRELATION ENERGY OF $sup 16$O.
20. APPLICATION OF THE GROUP R$sub 4$ TO ENERGY-LEVEL SEPARATIONS AND THE EVALUATION OF CORRELATION ENERGY IN ATOMS.
21. CORRELATION STRUCTURE IN ATOMS.
22. HELLMANN--FEYNMAN THEOREM FOR MULTICONFIGURATION SELF-CONSISTENT FIELD THEORY AND CORRELATION ENERGY.
23. PROJECTED HARTREE PRODUCT WAVEFUNCTIONS. III. COMPARISON WITH THE CI METHOD FOR H .
24. THEORY OF ATOMIC STRUCTURE INCLUDING ELECTRON CORRELATION. II. ALL- EXTERNAL PAIR CORRELATIONS IN THE VARIOUS STATES AND IONS OF B, C, N, O, F, Ne, AND Na, AND PREDICTION OF ELECTRON AFFINITIES AND ATOMIC EXCITATION ENERGIES.
25. MANY-BODY THEORY OF ATOMIC STRUCTURE.
26. EXCHANGE- AND CORRELATION-ENERGY CALCULATIONS IN FINITE SYSTEMS.
27. THEORY OF ATOMIC STRUCTURE INCLUDING ELECTRON CORRELATION. IV. METHOD FOR FORBIDDEN-TRANSITION PROBABILITIES WITH RESULTS FOR [O I], [O II], [O III]. [N I], [N II], AND [C I].
28. CORRELATION ENERGIES OF SOME STATES OF 3- TO 10-ELECTRON ATOMS.
29. ELECTRON PAIR CORRELATION: PRODUCTS OF N(N-1)/2 GEMINALS FOR N ELECTRONS.
30. COMMENTS ON CONFIGURATION INTERACTION COMBINED WITH A CORRELATION FACTOR FOR TWO-ELECTRON ATOMS.
31. NEW ATOMIC STRUCTURE THEORY AND BEAM-FOIL SPECTROSCOPY.
32. CORRELATION ENERGY OF THE TWO-ELECTRON ATOM IN A SPHERICAL POTENTIAL BOX.
33. THEORY OF ELECTRON CORRELATION IN GROUND AND EXCITED STATES WITH APPLICATION TO ATOMIC PROPERTIES.
34. NEW APPROACH TO CORRELATION ENERGIES IN ATOMS.
35. ON THE USE OF PSEUDOPOTENTIALS IN THE QUANTUM THEORY OF ATOMS AND MOLECULES.
36. SELF-CONSISTENT RANDOM-PHASE APPROXIMATION.
37. DETERMINATION OF CORRELATION ENERGIES.
38. ON THE Z INDEPENDENCE OF CORRELATION ENERGY IN HELIUM-LIKE IONS.
39. MANY-BODY PERTURBATION THEORY APPLIED TO ATOMS.
40. FORM OF TRUNCATED MULTIPOLAR EXPANSION PAIR FUNCTIONS.
41. CUSP CONDITIONS FOR NATURAL FUNCTIONS.
42. THEORY OF COMPLEX SPECTRA.
43. MANY-ELECTRON CORRELATIONS IN ATOMIC ELECTRON SHELLS AND POSSIBLE WAYS OF THEIR EXPERIMENTAL DETECTION.
44. NATURE OF THE CONFIGURATION-INTERACTION METHOD IN AB INITIO CALCULATIONS. I. Ne GROUND STATE.
45. MANY-BODY CONTRIBUTIONS TO ATOMIC CORRELATION ENERGIES.
46. USE OF COULOMB GREEN FUNCTIONS IN ATOMIC CALCULATIONS. II. THIRD-ORDER FEYNMAN DIAGRAMS FOR ENERGY.
47. EFFECT OF INTRA-ATOMIC ELECTRON CORRELATION ON DISPERSION FORCES USING DOUBLE PERTURBATION THEORY AND A ONE-CENTRE METHOD: APPLICATION TO He AND Li$sup +$ INTERACTIONS.
48. PROJECTED HARTREE PRODUCT WAVE FUNCTION. IV. RADIAL CORRELATION IN SOME THREE- AND FOUR-ELECTRON ATOMS.
49. CORRELATION ENERGY OF ATOMIC SYSTEMS.
50. BOUND-STATE CALCULATION OF SCATTERING RESONANCE ENERGIES.
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