Temperature rise during anodic oxidation of zirconium
β Scribed by J.S.L. Leach; C.N. Panagopoulos
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 402 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0013-4686
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β¦ Synopsis
The temperature rise in the anodic oxide during its formation on zirconium has been measured using the anodizing specimen as a resistance thermometer. The temperature rise in the oxide formed on strip samples was reduced by electrolyte stirring. The temperature of an anodized wire was found to be less than that of the anodized strip under otherwise similar conditions. The temperature rise is shown to depend on the balance between the rate of heat generation in the oxide and the rate at which it is conducted to the surrounding electrolyte. This latter factor changes with geometry and with stirring of the solution.
π SIMILAR VOLUMES
## Fluoride ion used either in the surface preparation or in the subsequent anodising of zirconium has a profound effect upon the stresses in the zirconium oxide anodic layer. By a suitable choice of surface preparation, anodising electrolyte, and growth rate, anodic oxide films can be grown on th
Changes in the thermal oxidation of zirconium due to the presence of an initial electrolyticallyformed oxide layer are studied. The increase in thickness of the oxide on heating is measured optically and gravimetrically. The effect of the initial layer is the same as if it had been produced thermall