Cluster expansion of the wavefunction. S
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Hiroshi Nakatsuji; Teijiro Yonezawa
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Article
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1982
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Elsevier Science
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English
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Clectron correlatton efiects on mner-valence lonizatlon and its satelhtes III water are studled by syxmetry\_ad3ptedcluster (SW and SAC Cl theoncs. The cluster approximation of electron seems co be adequate even for the shake-up (simultaneous lonnxion-excnation) process as it is ior ordinary excitat