Figure 3

The impact of ethanol dilution on the viscosity (a), surface tension (b) and Z-numbers of titania and alumina sols. (), where δ is the density, d is the diameter of the nozzle, σ is the surface tension, and η is the viscosity).
The impact of ethanol dilution on the viscosity (a), surface tension (b) and Z-numbers of titania and alumina sols. (), where δ is the density, d is the diameter of the nozzle, σ is the surface tension, and η is the viscosity).