Extrinsic dislocations
The real grain boundary - Mechanical aspects

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M4013 V1 Article

Extrinsic dislocations


The real grain boundary - Mechanical aspects

Authors : Jean-Philippe COUZINIÉ, Brigitte DÉCAMPS, Louisette PRIESTER

Publication date: September 10, 2012, Review date: March 26, 2024 | Lire en français

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1. Extrinsic dislocations

During plastic deformation or recrystallization, crystal dislocations interact with grain boundaries, forming isolated non-equilibrium dislocations within them, which disrupt the network of intrinsic equilibrium dislocations (§ 3 in

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