The diffusive behavior of H was studied at 1560 to 1650C. The results could be described by:

D (cm2/s) = 5.21 x 10-2 exp[-10.0(kcal/mol)/RT]

V.I.Arkharov, I.A.Novokhatskii, G.S.Ershov, A.M.Kovalenko: Doklady Akademii Nauk SSSR, 1970, 190[6], 1329-32