Some questions on the exchange contribution to the effective potential of the Kohn–Sham theory
✍ Scribed by Federico Moscardó; A. J. Pérez-Jiménez; J. C. Sancho-García
- Publisher
- Springer
- Year
- 2009
- Tongue
- English
- Weight
- 370 KB
- Volume
- 123
- Category
- Article
- ISSN
- 1432-2234
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📜 SIMILAR VOLUMES
An analysis of the structure of the optimized effective Kohr-Sham exchange potential v, and its gradient approximations is presented. The potential is decomposed into the Slater potential us and the response of us to density variations, vresp. The latter exhibits peaks that reflect the atomic shell
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