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Plasma-Material Interaction Data Set 77

Permeation of D 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%
• Method: Experiment
• Data scaled for isotope mass? No

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1. B64: D. A. Buchenauer, R. A. Karnesky, Z. Zak Fang, C. Ren, Y. Oya, T. Otsuka, Y. Yamauchi, J. A. Whaley, "Gas-driven permeation of deuterium through tungsten and tungsten alloys ", Fusion Engineering and Design 109-111, 104-108 (2016). [10.1016/j.fusengdes.2016.03.045]