Density of states in ordered and disorde
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F. Goedsche
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Article
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1971
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John Wiley and Sons
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English
β 340 KB
## Abstract The density of spinβwave states in ordered and disordered linear Heisenberg chains is investigated. The disorder is introduced by setting random quantities for the exchange integrals. The model also includes the effect of surface spin pinning and variations of the exchange integrals nea