We derive an expression for the L12 coefficient responsible for electroosmosis. For constant surface charge, we write this as an extension of the Helmholtz-Smoluchowski result. The leading order correction introduces a geometric length scale similar to the Δ parameter.
- Porous media
- Δ parameter
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Surfaces, Coatings and Films
- Colloid and Surface Chemistry