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Plasma-Material Interaction Data Set 142
Permeation of T 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: 99.95%
- Method: Experiment
- Data scaled for isotope mass? No
- P0 = 7.02(420)e-7 mol m-1 s-1 Pa-1/2
- Ep = 0.550(20) eV
- T = 298 – 353 K
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- B67: T. Ikeda, T. Otsuka, T. Tanabe, "Hydrogen permeation in metals near room temperature by a tritium tracer technique
", Journal of Nuclear Materials 417, 568-571 (2011). [10.1016/j.jnucmat.2010.12.116]
Comment
Tracer technique, T/H ratio 0.000125. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.