Colloid Surfactants for Emulsion Stabilization

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Overview

• Reference: Kim, J., Lee, D., Shum, H., and Weitz, D.

Advanced Materials 2008 20, 3239-3243

• Keywords: Colloid, Micelle, Surfactant, Pickering Emulsion, Emulsion, Critical Micelle Concentration, Hydrophobic / Hydrophilic

Summary

Kim, Lee, Shum, and Weitz use solid particles in the place of surfactant molecules and qualitatively compare both methods of stabilizing emulsions.

The solid particles that the researchers fabricated look like two connected spheres of different radii.

<math>P_{packing}=\frac{\nu}{a_0l_c}</math> -packing parameter tells you what shape micelles form and oil in water or water in oil structures -vary amphiphobicity and geometry