hcdb: Atomic and Molecular Data for Fusion Energy Research

Home > Diffusion of Hydrogen Isotopes in Metals > Diffusion of Tritium in Be > R54

ITER_idR.A. Causey_1990_T
NoteTritium retention and migration in beryllium, Journal of Nuclear Materials Volumes 176–177, 3 December 1990, Pages 654-660
Temperature rangeT /K298 – 770
Diffusivity coefficientD0 /m2 s-18e-09
Diffusivity activation energyEd /eV0.36
Diffusivity temperature dependence formula$$D = D_0\exp\left(-\frac{E_\mathrm{d}}{k_\mathrm{B}T}\right)$$