Matches in UGent Biblio for { ?s ?p The effect of using different methods to obtain atoms in molecules (AIMs) on the shared-electron distribution indices (SEDIs) and domain-averaged Fermi holes (DAFHs) is examined using a test set of diatomic molecules. Use of Badet's binary AIM model gives significantly different SEDIs as a function of internuclear distances than do self-consistent Hirshfeld-based AIM models. DAFH eigenvectors remain very similar for all AIM among the different methods. The corresponding eigenvalues are found to differ significantly, although the sums of complementary eigenvalues show only relatively small changes The choice of a binary division of molecular space into AIM domains is found to lead to extra structure in SEDI curves, but this probably has limited chemical significance. }
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- aggregation abstract "The effect of using different methods to obtain atoms in molecules (AIMs) on the shared-electron distribution indices (SEDIs) and domain-averaged Fermi holes (DAFHs) is examined using a test set of diatomic molecules. Use of Badet's binary AIM model gives significantly different SEDIs as a function of internuclear distances than do self-consistent Hirshfeld-based AIM models. DAFH eigenvectors remain very similar for all AIM among the different methods. The corresponding eigenvalues are found to differ significantly, although the sums of complementary eigenvalues show only relatively small changes The choice of a binary division of molecular space into AIM domains is found to lead to extra structure in SEDI curves, but this probably has limited chemical significance".