Stability of Thin Films: Foams

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Entry by Grant Gonzalez, 9 Nov 2012


Keywords: Thin Films, Disjoining Forces, Foams, Surfactants

Authors: Arnaud Saint-James, Douglas J. Durian, David A. Weitz


This paper examines the structures of foams, a dispersion of gas within a smaller volume of liquid. Thin films form the interfaces between the gas and liquid faces and are stabilized by surfactants.

Disjoining Forces

Film Thickness vs Disjoining Pressure.jpg

Possible Applications

  1. Firefighting
  2. Food
  3. Separations
  4. Oil Recovery
  5. Detergents
  6. Textiles
  7. Cosmetics



Saint-James, A., Durian, D. J., Weitz, D. A. and Updated by Staff 2012. Foams. Kirk-Othmer Encyclopedia of Chemical Technology. 1–24.