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Plasma-Material Interaction Data Set 87

Diffusivity of D in W

$$ D = D_0 \exp\left(-\frac{E_\mathrm{d}}{k_\mathrm{B}T}\right) $$

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

• Material: W
• Material composition: 99.99% (ITER)
• Method: Experiment
• Data scaled for isotope mass? No

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1. B63: W. Byeon, S. Noh, "Deuterium transport in ITER-grade tungsten ", Journal of Nuclear Materials 544, 152675 (2021). [10.1016/j.jnucmat.2020.152675]