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June 17, 2026Korea-Australia Rheology JournalOpen Access

The dependence of the yield stress on the rheological method and microstructure in soft materials

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Authors

EGErika L. García-RomeroLDLucy‐Caterine Daza‐GómezGAGabriel Ascanio

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Overview

Experimental analysis demonstrates varying yield stress values in soft materials, indicating methodological influences.

Key Points

  • This research examines how yield stress values in soft materials are influenced by the chosen rheological methods and material microstructure.
  • Investigated three systems: BBQ sauce, hair gel, and chitosan hydrogel.
  • Analyzed rheological properties to determine yield stress variations.
  • Emphasized the influence of concentration and polymer type on yield stress results.
  • Yield stress varies significantly with the rheological method used to measure it.
  • Chitosan hydrogel showed the highest yield stress due to its rigid structure and stronger interactions.
  • Yield stress should be regarded as an interval, reflecting material structural changes rather than a fixed value.

Cite This Study

García-Romero et al. (2026) studied this question.

synapsesocial.com/papers/6a323bbcd50b63ecad206302https://doi.org/10.1007/s13367-026-00170-8
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