Second Sound Velocity in Helium II
- 1 October 1949
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 76 (7), 948-950
- https://doi.org/10.1103/physrev.76.948
Abstract
Pulse methods are applied to extend the measurements of second sound velocity in liquid helium II to a temperature of 0.86°K. The rise in velocity below 1.1°K observed by Peshkov is verified and extended to lower temperature. The theoretical implications are discussed.Keywords
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