Dislocation dynamic modelling of the brittle-ductile transition in tungsten

Brittle-ductile transitions in metals, ceramics and semiconductors are closely connected with dislocation activity emanating near to crack-tips. We have simulated the evolution of crack-tip plasticity using a two-dimensional dislocation dynamics model which has been developed to include two symmetri...

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Bibliographic Details
Main Authors: Tarleton, E, Roberts, S
Format: Journal article
Language:English
Published: Taylor and Francis 2009