Grain boundary mediated plasticity: The role of grain boundary atomic structure and thermal activation

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Grain boundary mediated plasticity: The role of grain boundary atomic structure and thermal activation. / Terentyev, Dmitry; Bakaev, Alexander; Serra, A.; Pavia, F. ; Baker, K.L.; Anento, N.

In: Scripta Materialia, Vol. 145, No. 1-4, 04.10.2017.

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Terentyev, Dmitry ; Bakaev, Alexander ; Serra, A. ; Pavia, F. ; Baker, K.L. ; Anento, N. / Grain boundary mediated plasticity: The role of grain boundary atomic structure and thermal activation. In: Scripta Materialia. 2017 ; Vol. 145, No. 1-4.

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@article{a09df13487ea4ef9a29bd6eb251f4316,
title = "Grain boundary mediated plasticity: The role of grain boundary atomic structure and thermal activation",
abstract = "The interaction of dislocation pile-ups with several tilt grain boundaries (GB) is studied in copper by using a hybrid continuum-atomistic approach. The effects of temperature, pile-up intensity and GB structure on absorption and transmission of slip as a function of local stress state are explored. By considering several high-angle GBswith different misorientation angles, we demonstrate that GB atomic structure primarily defines its ability to accommodate incoming pile-up dislocations, thus limiting the direct transmission of pile-ups through the interface.",
keywords = "Dislocations, grain boundary, plasticity",
author = "Dmitry Terentyev and Alexander Bakaev and A. Serra and F. Pavia and K.L. Baker and N. Anento",
note = "Score=10",
year = "2017",
month = "10",
day = "4",
doi = "10.1016/j.scriptamat.2017.10.002",
language = "English",
volume = "145",
journal = "Scripta Materialia",
issn = "1359-6462",
publisher = "Elsevier",
number = "1-4",

}

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TY - JOUR

T1 - Grain boundary mediated plasticity: The role of grain boundary atomic structure and thermal activation

AU - Terentyev, Dmitry

AU - Bakaev, Alexander

AU - Serra, A.

AU - Pavia, F.

AU - Baker, K.L.

AU - Anento, N.

N1 - Score=10

PY - 2017/10/4

Y1 - 2017/10/4

N2 - The interaction of dislocation pile-ups with several tilt grain boundaries (GB) is studied in copper by using a hybrid continuum-atomistic approach. The effects of temperature, pile-up intensity and GB structure on absorption and transmission of slip as a function of local stress state are explored. By considering several high-angle GBswith different misorientation angles, we demonstrate that GB atomic structure primarily defines its ability to accommodate incoming pile-up dislocations, thus limiting the direct transmission of pile-ups through the interface.

AB - The interaction of dislocation pile-ups with several tilt grain boundaries (GB) is studied in copper by using a hybrid continuum-atomistic approach. The effects of temperature, pile-up intensity and GB structure on absorption and transmission of slip as a function of local stress state are explored. By considering several high-angle GBswith different misorientation angles, we demonstrate that GB atomic structure primarily defines its ability to accommodate incoming pile-up dislocations, thus limiting the direct transmission of pile-ups through the interface.

KW - Dislocations

KW - grain boundary

KW - plasticity

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/26870916

U2 - 10.1016/j.scriptamat.2017.10.002

DO - 10.1016/j.scriptamat.2017.10.002

M3 - Article

VL - 145

JO - Scripta Materialia

JF - Scripta Materialia

SN - 1359-6462

IS - 1-4

ER -

ID: 3368047