The tracer sectioning technique was used to study the diffusion of K ions in melt-grown single crystals of potassium azide. The temperature dependence of the diffusion coefficients at 85 to 254C could be represented by:

D(cm2/s) = 0.19 exp[-0.80(eV)/kT]

J.Sharma, A,L.Laskar: Journal of Physics and Chemistry of Solids, 1973, 34[6], 989-93