Dislocation energies and mobilities in B2-ordered Fe-Al alloys
β Scribed by M. G. Mendiratta; C. C. Law
- Publisher
- Springer
- Year
- 1987
- Tongue
- English
- Weight
- 355 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0022-2461
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π SIMILAR VOLUMES
## Abstract Internal friction behaviors of B2 FeβAl alloys were examined to understand the correlation between the anelasticity and thermal vacancies. Three internal friction peaks were found in the rapidly cooled specimens at around 210 Β°C (P1), 410 Β°C (P2) and 520 Β°C (P3), respectively, while in
The Zener relaxation in three Fe-Al alloys with 22, 26 and 28 at.% Al has been studied by isothermal measurements of elastic-energy-dissipation as a function of vibrating frequency in the range from 10 -4 to 10 2 Hz. The activation energy of the Zener relaxation has been determined as follows (in kJ