Analysis of temperature dependence of thermal pressure and thermoelastic properties of MgO
โ Scribed by S.K. Srivastava; S.K. Sharma
- Publisher
- Elsevier Science
- Year
- 2006
- Tongue
- English
- Weight
- 120 KB
- Volume
- 373
- Category
- Article
- ISSN
- 0921-4526
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โฆ Synopsis
In the present paper, the thermal pressure for the MgO is evaluated from room temperature to 3000 K at atmospheric pressure with the help of data suggested by Jacobs and Oonk. Various relationships between thermal pressure and volume expansion ratio are examined. Thermoelastic properties viz. C 11 , C 44 , C S , and K S are calculated at high temperatures for the solid under study, with the help of Murnaghan and Tallon models. Predicted values of thermoelastic properties at higher temperatures can be used to understand the hightemperature behavior of MgO at 1 bar pressure.
๐ SIMILAR VOLUMES
The thermal expansivity of MgO has been studied in the temperature range (300-1800 K) using various thermodynamic relationships reported in the recent literature. The volume-temperature relationship and thermal expansion coefficient as a function of temperature are predicted and compared with each o