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Plasma-Material Interaction Data Set 182
Diffusivity of D 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: EUROFER97
- Method: Experiment
- Data scaled for isotope mass? No
- D0 = 1.5e-07 m2 s-1
- Ed = 0.15 eV
- T = 423 – 723 K
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- B89: A. Aiello, I. Ricapito, G. Benamati, R. Valentini, "Hydrogen Isotopes Permeability in Eurofer 97 Martensitic Steel
", Fusion Science and Technology 41, 872-876 (2002). [10.13182/fst41-872]
Comment
Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.