## A cohesive zone model for a crack lying along a bi-material interface |

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### Contents

Analytical Solution for the Case 6 0 | 7 |

Perturbation Solution for e 0 | 15 |

A Derivation of Equations for Boundary Tractions and Displace | 23 |

Copyright | |

2 other sections not shown

### Common terms and phrases

analytic Appendix applied loading arctan b/ao BI-MATERIAL Blume 9 bonded portion Boundedness of a(x branch cut calculation Caltech Chapter classical stress intensity cohesive zone lengths cohesive zone model complex plane cr(x crack faces crack opening displacements crack tip prohibit cut for zll2(z defined in equation equation 2.1 equation 3.1 F+(x Figure B.3 Figure B.l. fracture criterion Hutchinson inelastic yielding Integral Equations interface crack ir(x Kj and Kjj lower half-plane material constants material parameters non-zero e problem normal stress obtained opening zone Ortiz and Blume oscillations oscillatory behavior perfectly bonded plane strain plane stress Plemelj formulas presence of cohesive purely linear solution rc and crc region of yielding requires shear stress shown in Figure sliding zone slip zone length solved stress intensity factors stresses and crack stresses and displacements tensile cohesive stress tensile stress upper half-plane written in terms yield condition 1.6 yield strengths yield zones zero