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Plasma-Material Interaction Data Set 203

Diffusivity of H in CuCrZr

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

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

Comment

Fitting expression for flux vs temperature for diffusivity data. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.

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  1. B6: S. Noh, W. Byeon, H. Shin, H. Kim, J. Kim, S. Lee, J. Kim, "Hydrogen-isotope transport in an ELBRODUR G CuCrZr alloy for nuclear applications in heat sinks ", Journal of Nuclear Materials 473, 112-118 (2016). [10.1016/j.jnucmat.2016.01.035]