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Plasma-Material Interaction Data Set 72

Permeation of H in W

$$ P = P_0 \exp\left(-\frac{E_\mathrm{p}}{k_\mathrm{B}T}\right) $$

[In the above formula, the Boltzmann constant is expressed in \(\mathrm{eV\,K^{-1}}\).]

• Material: W
• Material composition: > 99.95 wt%
• Method: Experiment
• Data scaled for isotope mass? No

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1. B61: R. Frauenfelder, "Permeation of Hydrogen through Tungsten and Molybdenum ", The Journal of Chemical Physics 48, 3955-3965 (1968). [10.1063/1.1669720]