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A comparative analysis of several nonlocal fracture criteria

✍ Scribed by L. P. Isupov; S. E. Mikhailov

Publisher
Springer
Year
1998
Tongue
English
Weight
393 KB
Volume
68
Category
Article
ISSN
0939-1533

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In this paper the four common-used criteria for a mixed-mode crack are analysed and modified using the first two terms of Williams' stress series. In the new criteria the singular core is substituted by a plastic zone. These modified criteria take into account the influence of the plastic zone on cr