Tracer diffusion of 110mAg in QE22 metal matrix composite was measured by serial sectioning at 646 to 728K. The volume diffusion coefficient of Ag in the non-reinforced alloy exhibited an Arrhenius dependence:

D (m2/s) = 6.0 x 10−3 exp[-153.5(kJ/mol)/RT]

I.Stloukal, J.Čermák: Journal of Alloys and Compounds, 2009, 471[1-2], 83-9. See also: Composites Science and Technology, 2008, 68[13], 2799-803