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Discontinuity of the Spin-Wave Stiffness in the Two-DimensionalXYModel

โœ Scribed by L. Chayes


Publisher
Springer
Year
1998
Tongue
English
Weight
253 KB
Volume
197
Category
Article
ISSN
0010-3616

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Influence of clustering on the spin wave
โœ A. Jezierski ๐Ÿ“‚ Article ๐Ÿ“… 1982 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 402 KB

## Abstract The spin wave stiffness constant in Ni๏ฃฟCu alloys is calculated in the RPA and cluster coherent potential approximation. It is shown that the stiffness constant __D__ decreases when the concentration of Cu increases.