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Plasma-Material Interaction Data Set 228

Diffusivity of T in Li2TiO3

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

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

Comment

Authors conform that tritium release from crystals is controlled by diffusion.

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  1. B108: T. Tanifuji, D. Yamaki, S. Nasu, K. Noda, "Tritium release behavior from neutron-irradiated Li 2TiO 3 single crystal ", Journal of Nuclear Materials 258-263, 543-548 (1998). [10.1016/s0022-3115(98)00103-2]