Strength or toughness? A criterion for c
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Dominique Leguillon
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Article
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2002
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Elsevier Science
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English
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Both energy and stress criteria are necessary conditions for fracture but neither one nor the other are sufficient. Experiments by Parvizi et al. on transverse cracking in cross-ply laminates corroborate this assumption. Thanks to the singularity at the tip of the notch, the incremental form of the