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Plasma-Material Interaction Data Set 256
Solubility of H in Steel
$$
K_\mathrm{s} = K_\mathrm{s0}\exp \left(-\frac{E_\mathrm{s}}{k_\mathrm{B}T}\right)
$$
[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
- Ks0 = 0.0225 mol m-3 Pa-1/2
- Es = 0.16 eV
- T = 673 – 724 K
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- B98: G. Esteban, A. Peña, I. Urra, F. Legarda, B. Riccardi, "Hydrogen transport and trapping in EUROFER’97
", Journal of Nuclear Materials 367-370, 473-477 (2007). [10.1016/j.jnucmat.2007.03.114]
Comment
Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.