Local-moment model of ferromagnetism in metallic compounds
โ Scribed by D.J. Sellmyer; R. Kaplow
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- English
- Weight
- 155 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0375-9601
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๐ SIMILAR VOLUMES
In earlier work, density functional methods have been used to study the magnetism of pure metals and the problem of local moment formation on a single magnetic impurity. In the present paper these methods are reviewed and applied to the case of an arbitrary concentration of impurity atoms. It is sho
The sum rule for the moments of the spectral density is discussed for the single-band Hubbard model. It is shown that respecting the sum rule up to the order m 3 is conceptually important for a qualitatively correct description of the quasi-particle band structure in the strong-correlation regime. D