Abstract
The dispersion relations for the high-frequency modes in3He-B are obtained for finite temperature and including Fermi liquid corrections. The coupling between zero sound and the squashing mode is studied in detail. It is shown to have a more complicated structure than what was previously believed. Finally, it is shown that there are no modes with frequency around 2δ.
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Combescot, R. Dispersion relations of the high-frequency modes in3He-B. J Low Temp Phys 49, 295–317 (1982). https://doi.org/10.1007/BF00681594
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DOI: https://doi.org/10.1007/BF00681594