Density functional theory for excited st
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Andreas K. Theophilou
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Article
📅
1997
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John Wiley and Sons
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English
⚖ 152 KB
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For Hamiltonians which are invariant under a group of transformations, one can restrict the search for the energy eigenstates in spaces whose functions transform according to the irreducible representations of the group. However, the construction of a Slater determinant to represent the equivalent n