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Related Concept Videos

Micelles01:30

Micelles

153
Micelle formation is an intricate process that hinges on the properties of amphiphilic or amphipathic molecules and the conditions of the system in which they are found. Amphiphilic molecules, which have both hydrophilic (water-attracting) and hydrophobic (water-repelling) parts, play a critical role in this process.In aqueous environments, these molecules arrange themselves such that their hydrophilic heads are turned towards the water phase, while their hydrophobic tails are oriented away...
153

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Updated: Mar 21, 2026

Small and Wide Angle X-Ray Scattering Studies of Biological Macromolecules in Solution
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Micelle structure in a deep eutectic solvent: a small-angle scattering study.

A Sanchez-Fernandez1, K J Edler2, T Arnold3

  • 1Department of Chemistry, University of Bath, Claverton Down, Bath, BA2 7AY, UK. K.Edler@bath.ac.uk and European Spallation Source, Lund, Sweden.

Physical Chemistry Chemical Physics : PCCP
|May 10, 2016
PubMed
Summary
This summary is machine-generated.

Deep eutectic solvents (DES) offer sustainable alternatives. Studies show sodium dodecylsulfate (SDS) forms unusual cylindrical micelles in DES, with morphology changes at higher concentrations or with added water.

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Area of Science:

  • Green chemistry and materials science
  • Supramolecular chemistry
  • Physical chemistry

Background:

  • Deep eutectic solvents (DES) are emerging as sustainable and green alternatives to conventional solvents.
  • DES are formed from inexpensive, non-toxic organic precursors, offering tunable properties.
  • Understanding amphiphile behavior in DES is crucial for novel applications.

Purpose of the Study:

  • To investigate amphiphile self-assembly in deep eutectic solvents (DES).
  • To characterize the morphology of sodium dodecylsulfate (SDS) micelles in a choline chloride-urea DES.
  • To explore the influence of concentration and water content on SDS aggregate structure.

Main Methods:

  • Detailed structural characterization of sodium dodecylsulfate (SDS) micelles.
  • Investigation of amphiphile behavior in a choline chloride-urea deep eutectic solvent.
  • Comparative analysis of SDS aggregation in DES versus conventional solvents like water.

Main Results:

  • SDS forms unusual cylindrical aggregate morphologies in the choline chloride-urea DES.
  • A novel morphology transition to shorter aggregates was observed with increasing SDS concentration.
  • The presence of water in the DES promoted the formation of shorter SDS aggregates.

Conclusions:

  • Deep eutectic solvents provide unique environments for amphiphile self-assembly, leading to distinct aggregate structures.
  • SDS exhibits different self-assembly behavior in DES compared to polar solvents like water.
  • The findings contribute to a deeper understanding of amphiphile behavior in tunable, green solvent systems.