The self-diffusion coeffkient, shear viscosity and thermal conductivity of the Lennard-Jones fluid have been determined over essentially the whole phase diagram at densities below the solid-fluid coexistence line. This data is fitted to simple expressions developed from those proposed by Dymond.
Interim values for the viscosity and thermal conductivity coefficients of fluid He4 between 2 and 50 K
β Scribed by H.J.M. Hanley; G.E. Childs
- Publisher
- Elsevier Science
- Year
- 1969
- Tongue
- English
- Weight
- 492 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0011-2275
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β¦ Synopsis
We discuss the estimation of viscosity and thermal conductivity coefficients of He 4 between 2 and 50 K for densities up to 0.2 g/cm 3. The literature is reviewed and data sources listed. It is very obvious that much more data than are available are required. Interim estimates of the coefficients are given based on experimental data, dilute gas kinetic theory, Enskog theory, and corresponding states.
π SIMILAR VOLUMES
This paper reports on some experiments on the influence of a number of methods of surface treatment on the Kapitza conductance between copper and He 4 at not very low temperatures. Attention is paid to the magnitude, the temperature dependence, and the reproducibility between different samples. The