Table 5: Estimated effective diffusion coefficients at 25°C.

SlopeEquivalent size (m)Effective diffusion coefficient (m2·s−1)

Flakes (plate)−0.0064 = 0.000450.88·10−11
Collets (sphere)−0.007 = 0.003751.67·10−10
Hydrolyzed flakes (sphere)−0.0084 = 0.003754.60·10−11
Hydrolyzed collets (sphere)−0.0111 = 0.003752.63·10−10

: sphere radius; : plate thickness.