Results of Figure 4, presented in terms
of the electroosmotic coefficient K = HRtot scaled by K0 (29) for σm = σc ,
as a function of h/a, for (a) aκ = 10, (b) aκ = 2, (c) aκ = 1, and (d) aκ = 0.1. Solid
line, Kcomp (44); solid circles, full
PNP numerical computation.