The permeability of H through Ni membranes was investigated, at temperatures ranging from 350 to 700C, by using a dynamic permeation-rate technique. The results indicated an activation energy of 52.4kJ/g-atom.

V.I.Telkov, L.A.Andreev, G.L.Malyutina: Izvestiya Vysshikh Uchebnykh Zavedenii (Chern. Met.), 1977, 11, 46-50