Fig. 10. Time scale for exchange between the mobile and immobile phases, 1/
, and the Peclet number of molecular diffusion, Pe, as a function of volumetric water content, 
, for unsaturated flow conditions.
Fig. 10. Time scale for exchange between the mobile and immobile phases, 1/, and the Peclet number of molecular diffusion, Pe, as a function of volumetric water content, , for unsaturated flow conditions.