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Plasma-Material Interaction Data Set 17
Diffusivity of T in Steel
$$
D = D_0 \exp\left(-\frac{E_\mathrm{d}}{k_\mathrm{B}T}\right)
$$
[In the above formula, the Boltzmann constant is expressed in \(\mathrm{eV\,K^{-1}}\).]
- Material: Steel
- Alloy: 316SS
- Method: Experiment
- Data scaled for isotope mass? No
- D0 = 2.3e-10 m2 s-1
- Ed = 0.157 eV
- T = 500 – 873 K
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- B10: T. J. Dolan, R. A. Anderl, "Assessment of Database for Interaction of Tritium with ITER Plasma Facing Materials", Idaho National Engineering Laboratory, DoE Publication, EGG-FSP-11348 (1994). [https://inis.iaea.org/collection/NCLCollectionStore/_Public/26/027/26027751.pdf]
- B20: C. Shan, A. Wu, Q. Chen, "The behavior of diffusion and permeation of tritium through 316L stainless steel
", Journal of Nuclear Materials 179-181, 322-324 (1991). [10.1016/0022-3115(91)90091-k]
Comment
Data from Table 3.1 of Dolan and Anderl, who obtained it from Shan et al.