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Published October 1977 | public
Journal Article

The finite anti-plane shear field near the tip of a crack for a class of incompressible elastic solids

Abstract

The present paper is concerned with an infinite slab containing a crack and deformed at infinity to a state of finite simple shear. The material of the slab is taken to be homogeneous, isotropic, elastic, and incompressible, and is further assumed to belong to a class of materials which admit nontrivial states of anti-plane shear. The analysis is carried out for the fully nonlinear equilibrium theory of finite elasticity. The stress field near the crack-tips is studied in detail; one of the special materials considered is such that the shear stresses near a crack tip remain bounded, despite the presence of unbounded displacement gradients. An analogy between the crack problem in finite anti-plane shear and the problem of transonic flow of a gas past a flat plate is pointed out and discussed.

Additional Information

© 1977 Noordhoff International Publishing. Received July 30, 1976. The results communicated in this paper were obtained in the course of an investigation supported under Contract N00014-75-C-0196 between the California Institute of Technology and the Office of Naval Research. The author acknowledges the many helpful comments of Eli Sternberg during the preparation of the manuscript.

Additional details

Created:
August 19, 2023
Modified:
October 23, 2023