Term: yield stress
https://doi.org/10.1351/goldbook.Y06727

Definition:
The shear stress σ 0 or τ 0 at which yielding starts abruptly. Its value depends on the criterion used to determine when yielding occurs.

Related Terms:
1) shear stress (http://doi.org/10.1351/goldbook.S05638).

Source: PAC, 1979, 51, 1213. 'Terminology and Symbols in Colloid and Surface Chemistry Part 1.13. Definitions, Terminology and Symbols for Rheological Properties' on page 1217 (https://doi.org/10.1351/pac197951051213)

Citation: 'yield stress' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.Y06727

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