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Published May 2001 | public
Journal Article

Crack propagation in a Tantalum nano-slab

Abstract

Using molecular dynamics with an accurate many-body potential for metallic Tantalum, we studied crack propagation in a pre-notched nano-slab under uniaxial strain in a [100] direction. We study dislocation emission from the crack tip for various strain rate and temperatures, focusing on the influence of the local temperature at the crack tip on the propagation of the crack. We find a close connection between the local temperature at the crack tip and dislocation emission.

Additional Information

© 2002 Kluwer Academic Publishers. Received 10 March 2001; Accepted in revised form 7 September 2001.

Additional details

Created:
August 21, 2023
Modified:
October 19, 2023