Observation of Superfluid-Helium Persistent Current by Doppler-Shifted Splitting of Fourth-Sound Resonance
- 24 November 1969
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 23 (21) , 1220-1223
- https://doi.org/10.1103/physrevlett.23.1220
Abstract
Persistent currents in superfluid helium contained in the pores of a packed powder have been observed by means of the Doppler-shifted splitting of an azimuthal resonant fourth-sound mode of the cylindrical resonator containing the helium.Keywords
This publication has 4 references indexed in Scilit:
- Experimental studies on fourth sound in superfluid heliumJournal of Low Temperature Physics, 1969
- Flow of Superfluid Helium in a Porous MediumPhysical Review B, 1968
- Size effects in superfluid helium II - I. Experiments in porous systemsJournal de Physique, 1968
- Superfluid Density in Small PoresPhysical Review Letters, 1967