It was shown that the diffusion of Hg depended upon the Hg vapour pressure and upon the presence of Frenkel defects. At low pressures, doubly-ionised vacancies participated while, at high pressures, Hg2+ interstitials participated in diffusion.

F.A.Zaitov, A.V.Gorshkov, G.M.Shalyapina: Fizika Tverdogo Tela, 1978, 20[6], 1601-5