A small scale viscoelastic model in fracture mechanics. Subcritical growth

Olivier Coussy (1)

1 LMSGC - Laboratoire des matériaux et structures du génie civil

Introducing viscous cohesive forces into Barenblatt's theory, we show how to take into account viscoelastic effects occurring at the tip of a moving crack. Moreover the existence of these small scale viscous effects could explain its subcritical growth.

Domaines: Mécanique des matériaux [physics.class-ph]

Olivier Coussy. A small scale viscoelastic model in fracture mechanics. Subcritical growth. Comptes Rendus de l'Academie des Sciences Serie II, 1986, 302 (2), pp.53-56. ⟨hal-00586570⟩