Deformation processes in semi-brittle polycrystalline ceramics
โ Scribed by Dusan Krajcinovic; Aleksandar Stojimirovic
- Publisher
- Springer Netherlands
- Year
- 1990
- Tongue
- English
- Weight
- 699 KB
- Volume
- 42
- Category
- Article
- ISSN
- 1573-2673
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โฆ Synopsis
The paper focuses on the establishment of a simple, micro-mechanically based analytical model for an MgO polycrystalline specimen subjected to quasi-static uniaxial tension, The analytical description of the two basic modes of the irreversible rearrangements of the meso-structure: slip bands and Zener-Stroh cracks, is homogenized into a relation mapping macro stresses on macro strains.
๐ SIMILAR VOLUMES
This paper reviews how layered interfaces influence the deformation behaviour of thin ceramic films. It is shown that the substantial increases in hardness of approximately 30 GPa that have been reported are not generally observed, and the ideas to explain them, based on changes in dislocation line