The implemented contact constitutive model is an extension of the Fracture Energy Softening Model where the pre- and post-peak behavior of cohesive quasi-brittle materials subjected to various loading conditions is predicted via proposed fracture energy-based bi-linear elasto-softening behaviour.

References

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B. Pulatsu, Coupled elasto-softening contact models in DEM to predict the in-plane response of masonry walls, Comput. Part. Mech. 10 (2023) 1759–1770. https://doi.org/10.1007/s40571....