The exchange-correlation potential in Kohn–Sham nuclear magnetic resonance shielding calculations
✍ Scribed by Keal, Thomas W.; Tozer, David J.
- Book ID
- 120333080
- Publisher
- American Institute of Physics
- Year
- 2003
- Tongue
- English
- Weight
- 423 KB
- Volume
- 119
- Category
- Article
- ISSN
- 0021-9606
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📜 SIMILAR VOLUMES
The Kohn᎐Sham density functional theory ''exchange'' potential v r s x KS w x Ž . KS w x ␦E r␦ r , where E is the ''exchange'' energy functional, is composed of a x x component representative of Pauli correlations and one that constitutes part of the KS Ž . correlation contribution to the kinetic en
In this article, we derive the analytical asymptotic structure in the Ž . classically forbidden region of atoms of the Kohn᎐Sham KS theory exchange᎐correlation Ž . KS w x Ž . KS w x potential defined as the functional derivative r s ␦ E r␦ r , where E is xc xc xc Ž . the KS exchange᎐correlation ene
## Abstract Density functional theory (DFT) was used to estimate water's isotropic nuclear shieldings and indirect nuclear spin–spin coupling constants (SSCCs) in the Kohn–Sham (KS) complete basis set (CBS) limit. Correlation‐consistent cc‐pVxZ and cc‐pCVxZ (x = D, T, Q, 5, and 6), and their modifi