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Formulation ofN- and υ-representable density functional theory. III: Excited states

✍ Scribed by Eugene S. Kryachko; Eduardo V. Ludeña; Toshikatsu Koga


Book ID
105101762
Publisher
Springer
Year
1992
Tongue
English
Weight
890 KB
Volume
11
Category
Article
ISSN
0259-9791

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📜 SIMILAR VOLUMES


Excited states in density functional the
✍ Á. Nagy 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 305 KB 👁 1 views

Density functional theory for a single excited state is presented using Kato's theorem and the concept of adiabatic connection. The degenerate case is also detailed. The optimized potential method is generalized. The generalized Krieger, Li, and Ž . Iafrate KLI approximation is derived.

Density functional theory: excited state
✍ Christopher J. Cramer; Frederic J. Dulles; David J. Giesen; Jan Almlöf 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 408 KB

A spin-annihilation technique for a single determinant formed from Kohn-Sham orbitals is described for the calculation of excited state singlet energies. This procedure accurately calculates the 1 IB u ~ 1 lAg vertical transition for s-trans-l,3butadiene using the Becke-Lee-Yang Parr (BLYP) function

Density functional theory for excited st
✍ Andreas K. Theophilou 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 152 KB 👁 1 views

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