Abstract
Interfacial crack growth is inherently mixed mode in nature and mode-mixity must be defined clearly in order to characterize it. Mode and mode strain energy release rates for an interfacial crack in bimaterial system were analytically derived by the virtual crack closure technique. It is shown that the energy release rate for mode and mode do not converge due to the presence of violent oscillatory near tip behavior. However, the total energy release rate is well-defined.
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Chai, YS., Choi, BS. The components of energy release rate for interfacial cracks. KSME Journal 5, 104–107 (1991). https://doi.org/10.1007/BF02953608
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DOI: https://doi.org/10.1007/BF02953608