Abstract
The paper presents a micromechanical model to describe the effects of the mismatch in material properties and micro-stress concentration on the mechanism of transformation toughening in zirconia-enriched composites. This model incorporates an earlier continuum model of transformation toughening for steady-state and growing cracks. Calculations were made over a wide range of elastic constants of matrices commonly found in practical applications. The obtained results indicate a strong influence of the mismatch in material properties of the matrix and zirconia particles on the toughening mechanism.
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Tsukamoto, H., Kotousov, A. Transformation Toughening in Zirconia-Enriched Composites: Micromechanical Modeling. Int J Fract 139, 161–168 (2006). https://doi.org/10.1007/s10704-006-8374-5
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DOI: https://doi.org/10.1007/s10704-006-8374-5