Ultrasonic Attenuation in Heisenberg Magnets
- 10 May 1969
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 181 (2) , 978
- https://doi.org/10.1103/physrev.181.978
Abstract
The microscopic theory developed by Bennett and Pytte to treat ultrasonic attenuation in Heisenberg magnets overestimates the critical fluctuations. It is shown that better agreement with experiment obtains when this fact is heuristically taken into account.Keywords
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