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Plasma-Material Interaction Data Set 43
Diffusivity of T in Cu
$$
D = D_0 \exp\left(-\frac{E_\mathrm{d}}{k_\mathrm{B}T}\right)
$$
[In the above formula, the Boltzmann constant is expressed in \(\mathrm{eV\,K^{-1}}\).]
- Material: Cu
- Method: Experiment
- Data scaled for isotope mass? No
- D0 = 1.11e-06 m2 s-1
- Ed = 0.399 eV
- T = 303 – 353 K
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- B45: T. Otsuka, T. Tanabe, "Behavior of tritium accumulated on materials surface", Fusion Engineering and Design 85, 1437-1441 (2010). [10.1016/j.fusengdes.2010.03.063]
Comment
D0 and Ed from Arrhenius fit to diffusion coefficient measured at three temperature points by Otsuka and Tanabe.