Surfactants and Colloidal Systems

Surfactants are molecules with a water-attracting head and an oil-attracting tail, and when dissolved in solution they spontaneously organize into structured assemblies—spherical micelles, flexible wormlike tubes, or emulsion droplets—depending on concentration, temperature, and molecular geometry. Chemists studying these systems work to understand the precise rules governing how molecular structure determines the size, shape, and stability of the resulting aggregates, as well as how surfactants pack at interfaces between air, water, and oil. This knowledge underpins technologies from detergents and drug delivery to oil recovery and food formulation. Active research directions include designing gemini surfactants and ionic-liquid-based amphiphiles with tunable properties, and understanding the viscoelastic behavior of wormlike micellar networks, which can mimic polymer gels yet break and reform dynamically in ways that remain difficult to predict from first principles.

Works

72,983

Total citations

1,648,053

Keywords

SurfactantsMicellesSelf-assemblyWormlike micellesIonic liquidsMicroemulsions