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Plasma-Material Interaction Data Set 144
Permeation of H in Ni
$$
P = P_0 \exp\left(-\frac{E_\mathrm{p}}{k_\mathrm{B}T}\right)
$$
[In the above formula, the Boltzmann constant is expressed in \(\mathrm{eV\,K^{-1}}\).]
- Material: Ni
- Material composition: 99.999%
- Method: Experiment
- Data scaled for isotope mass? No
- P0 = 4.52e-07 mol m-1 s-1 Pa-1/2
- Ep = 0.57 eV
- T = 723 – 1123 K
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- B97: S. K. Lee, Y. G. Ohn, S. J. Noh, "Measurement of hydrogen permeation through nickel in the elevated temperature range of 450 - 850 °C
", Journal of the Korean Physical Society 63, 1955-1961 (2013). [10.3938/jkps.63.1955]
Comment
Pressure dependence not reported. Comparison with Ebisuzaki (1967) results suggests mol in this work refers to mol (H2). Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.