Exchange Correlations in Statistical Model and Equation of State of Elements at High Pressures
β Scribed by S. Olszewski
- Publisher
- John Wiley and Sons
- Year
- 1963
- Tongue
- English
- Weight
- 148 KB
- Volume
- 3
- Category
- Article
- ISSN
- 0370-1972
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β¦ Synopsis
Abstract
The equation of state of elements under high pressures (10^10^ to 10^14^ dynβcm^β2^) is investigated basing on the statistical model developed in the previous paper [1]. These data are compared with the ThomasβFermi and ThomasβFermiβDirac theories, and also with the experiment. The present statistical model, in general, predicts that the pressures needed to obtain a given macroscopical density of an element are greater than those obtained from the ThomasβFermiβDirac theory. This agrees with experiment in the pressure region from about 10^11^ to above 10^12^ dynβcm^β2^.
π SIMILAR VOLUMES
## Abstract A method of calculating the cohesive energy of solids, using a statistical approximation, is presented. The cohesive energy is found by introducing, into a statistical model, the local density correction which takes into account the finite volume produced by the exchange holes in the e