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Energy and mobility of spin polarons in ferromagnetic semiconductors

✍ Scribed by Auslender, M.I.; Katsnelson, M.I.; Vonsovskii, S.V.


Book ID
121262894
Publisher
Elsevier Science
Year
1980
Tongue
English
Weight
166 KB
Volume
15-18
Category
Article
ISSN
0304-8853

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Spin wave amplification in ferromagnetic
✍ M. D. Coutinho Filho; L. C. M. Miranda; S. M. Rezende πŸ“‚ Article πŸ“… 1973 πŸ› John Wiley and Sons 🌐 English βš– 369 KB

## Abstract The damping coefficient of magnons interacting ‐with drifting carriers in ferromagnetics semiconductors for both __k l > 1 and k l < 1__ regimes is calculated. It is shown that for CdCr~2~Se~4~ the amplification factor can be of the order or greater than the losses of spin waves due to