Brief Notes: Logarithmic Screw Dislocation

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Authors

  • Z. Wesołowski Technical University of Kielce, Poland

Abstract

Basing on linear elasticity, the displacement field $u_z =B\vartheta \ln r$ (in cylindrical coordinates $r, \vartheta, z$) was derived. This displacement has a jump on the half-plane $\vartheta = 0$. Stresses orthogonal to this discontinuity plane are continuous.

References

1. J. FRIEDEL, Dislocations, Pergamon Press, Oxford 1964.

2. J.P. HIRTH, Theory of dislocations [in Russian], Atomizdat, Moskva 1972.

3. Z. WESOŁOWSKI, E. KROENER, A. SEEGER, Nonlinear theory of the interaction between two screw dislocations, CMDS Conference, Paderborn 1992.