Third Sound and the Healing Length of He II in Films as Thin as 2.1 Atomic Layers
- 28 January 1974
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 32 (4), 147-151
- https://doi.org/10.1103/physrevlett.32.147
Abstract
Measurements of the velocity of third sound on films as thin as 2.1 atomic layers yield the healing length of superfluid He II down to temperatures of 0.1 K. It is argued that these films are two-dimensional superfluids.Keywords
This publication has 10 references indexed in Scilit:
- Superfluid Fraction in Thin Helium FilmsPhysical Review Letters, 1973
- Onset for Superfluid Flow inFilms on a Variety of SubstratesPhysical Review Letters, 1973
- Ordering, metastability and phase transitions in two-dimensional systemsJournal of Physics C: Solid State Physics, 1973
- Verification of the Lifshitz Theory of the van der Waals Potential Using Liquid-Helium FilmsPhysical Review A, 1973
- Anomalous attenuation of third soundJournal of Low Temperature Physics, 1972
- Third sound and the superfluid parameters of thin helium filmsJournal of Low Temperature Physics, 1970
- Temperature Dependence of the Superfluid Healing LengthPhysical Review Letters, 1969
- Adsorption and Specific-Heat Studies of Monolayer and Submonolayer Films ofandPhysical Review B, 1968
- Quantized Vortex Rings in Superfluid HeliumPhysical Review B, 1964
- Liquid-Vapour Equilibrium in Helium IIProceedings of the Physical Society, 1962