Tracer diffusion of 65Zn in QE22 metal matrix composite was measured by serial sectioning at 646 to 728K. The volume diffusion coefficient of Zn in the non-reinforced alloy exhibited an Arrhenius dependence:

D (m2/s) = 9.5 x 10−5 exp[-125.3(kJ/mol)/RT]

I.Stloukal, J.Čermák: Journal of Alloys and Compounds, 2009, 471[1-2], 83-9