Second Sound Propagation below 1°K
- 1 January 1954
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 93 (1), 28-37
- https://doi.org/10.1103/PhysRev.93.28
Abstract
The pulse method has been employed to measure the velocity of second sound in liquid helium, , in the temperature range 0.015°-1.0°K. The liquid helium was in thermal contact with a sample of chromic potassium alum and cooling was achieved by adiabatic demagnetization.
Keywords
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