Crack deflection at an interface

Gupta, V., Argon, A.S. and Suo, Z. (1991). Crack deflection at an interface between two orthotropic media. Trans. ASMEJ. Appt. Mech. 91-WA/APM-42, 1-9. 

He, M.Y. and Hutchinson, J.W. (1989). Crack deflection at an interface between dissimilar elastic materials. Int. J. Solids Structures 25, 1053-1067. 

Figure 16.21. Surface defining the transition between crack transmission and deflection at an interface depending on interface adhesion, modulus mismatch and residual strain.

Tullock, D.L., Reimanis, I.E., Graham, A.L. and Petrovic, J.J. (1994). Deflection and penetration of cracks at an interface between two dissimilar materials. Acta Metall. Mater. 42, 3245-3252. 

After buckling, at a critical compressive stress in the scale, an interfacial crack starts from the periphery of the buckled area which leads to an increase of the delaminated area. The spalling of the scale occurs by the deflection of the interface crack toward... 

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