DOI > 10.5291/ILL-DATA.9-11-1693

This proposal is publicly available since 09/24/2019

Title

Structural investigation of bio-polyelectrolyte – surfactant complexes

Abstract

Self-assembled complexes of oppositely charged surfactants and polyelectrolytes are widely used in many applications and their properties are controlled due to multiple parameters. In our SANS experiment we will derive a correlation between microscopic structure and the resulting macroscopic viscosity of complexes formed by the bio polyanion hyaluronan and a food-grade bactericide cationic surfactant. Specifically our aim is to investigate the influence on the structure by varying the ratio between the components, molecular weight of hyaluronan or the ionic strength of the solvent. Thereof we want to enhance the fundamental understanding, how the structural changes correlate with macroscopic behavior in viscosity in such complexes.

Experimental Report

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Data Citation

The recommended format for citing this dataset in a research publication is in the following format:

BUCHOLD Philipp; GRADZIELSKI Michael and SCHWEINS Ralf. (2014). Structural investigation of bio-polyelectrolyte – surfactant complexes. Institut Laue-Langevin (ILL) doi:10.5291/ILL-DATA.9-11-1693

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Metadata

Experiment Parameters

  • Environment temperature

    280-300 K
  • Experiment energy

    0.6 nm
  • Experiment moment

    4nm^-1->0.001nm^-1
  • Experiment res energy

    10%

Sample Parameters

  • Formula

    • Hyaluron/TTAB-complexes