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Plasma-Material Interaction Data Set 125
Permeation of H in CuCrZr
$$
P = P_0 \exp\left(-\frac{E_\mathrm{p}}{k_\mathrm{B}T}\right)
$$
[In the above formula, the Boltzmann constant is expressed in \(\mathrm{eV\,K^{-1}}\).]
- Material: CuCrZr
- Alloy: ELBRODUR
- Method: Experiment
- Data scaled for isotope mass? No
- P0 = 2.38e-07 mol m-1 s-1 Pa-1/2
- Ep = 0.77 eV
- T = 573 – 793 K
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- B24: I. Peñalva, G. Alberro, F. Legarda, G. A. Esteba, B. Riccardi, "Copper Alloys - Early Applications and Current Performance - Enhancing Processes", Interaction of Copper Alloys with Hydrogen (2012). [10.5772/34469]
Comment
Fitting expression for flux vs temperature for permeability. Pressure dependence of permeability: ~p^0.52. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.