Dynamics of Internal Stresses and Scaling of Strain Recovery in an Aging Colloidal Gel

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Negi, Ajay Singh; Osuji, Chinedum O.;
  • Subject: Condensed Matter - Soft Condensed Matter
    mesheuropmc: food and beverages

We monitor the relaxation of internal stresses in a fractal colloidal gel on cessation of flow and find a weak power law decay, $\sigma_i \sim t^{-\alpha}$ over 5 decades of time where $\alpha \approx 0.07$. The system exhibits physical aging of the elastic modulus, $G'... View more
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