Modelling the plastic deformation of iron

The 1/2<111> screw dislocations in bcc iron are studied by atomistic simulations. An analytical yield criterion captures correctly the non-Schmid plastic behavior. A model Peierls potential develops a link between the atomistic modeling at 0 K and the thermally activated dislocation motion. Al...

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Bibliographic Details
Format: eBook
Language:English
Published: KIT Scientific Publishing 2013
Series:Schriftenreihe des Instituts für Angewandte Materialien, Karlsruher Institut für Technologie
Subjects:
Online Access:Open Access: DOAB: description of the publication
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520 |a The 1/2<111> screw dislocations in bcc iron are studied by atomistic simulations. An analytical yield criterion captures correctly the non-Schmid plastic behavior. A model Peierls potential develops a link between the atomistic modeling at 0 K and the thermally activated dislocation motion. All predicted features agree well with experimental observations. This work establishes a consistent bottom-up model that provides an insight into the microscopic origins of the plastic behavior of bcc iron. 
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650 7 |a Technology: general issues  |2 bicssc 
653 |a dislocation 
653 |a iron 
653 |a plastic 
653 |a simulation 
653 |a yield 
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856 4 0 |u https://www.ksp.kit.edu/9783866449688  |7 0  |z Open Access: DOAB, download the publication