Review Article

Computational Methods for Fracture in Brittle and Quasi-Brittle Solids: State-of-the-Art Review and Future Perspectives

Figure 5

Typical one-dimensional cohesive models (a) The model by Dugdale1 for fracture across grain boundaries in metal, (b) a modified Dugdale model, (c) linear decaying cohesive model, (d) exponential decaying model, (e) model with positive initial stiffness for brittle fracture, and (f) non-admissible cohesive model.
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(a)
849231.fig.005b
(b)
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(c)
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(d)
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(e)
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(f)