Modelling irradiation-induced softening in BCC iron by crystal plasticity approach

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Modelling irradiation-induced softening in BCC iron by crystal plasticity approach. / Xiao, Xiazi; Terentyev, Dmitry; Yu, Long; Song, D.; Bakaev, Alexander; Duan, Huiling.

In: Journal of Nuclear Materials, Vol. 466, 23.08.2015, p. 312-315.

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Xiao, Xiazi ; Terentyev, Dmitry ; Yu, Long ; Song, D. ; Bakaev, Alexander ; Duan, Huiling. / Modelling irradiation-induced softening in BCC iron by crystal plasticity approach. In: Journal of Nuclear Materials. 2015 ; Vol. 466. pp. 312-315.

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@article{f0c90549efec4d67b1a8655587466d76,
title = "Modelling irradiation-induced softening in BCC iron by crystal plasticity approach",
abstract = "Crystal plasticity model (CPM) for BCC iron to account for radiation-induced strain softening is proposed. CPM is based on the plastically-driven and thermally-activated removal of dislocation loops. Atomistic simulations are applied to parameterize dislocation-defect interactions. Combining experimental microstructures, defect-hardening/absorption rules from atomistic simulations, and CPM fitted to properties of non-irradiated iron, the model achieves a good agreement with experimental data regarding radiation-induced strain softening and flow stress increase under neutron irradiation. {\circledC} 2015 Elsevier B.V. All rights reserved.",
keywords = "Atomistic simulations, Crystal plasticity, Crystal plasticity models, Dislocation defects, Dislocation loop, Radiation-induced, Stress increase, Thermally activated",
author = "Xiazi Xiao and Dmitry Terentyev and Long Yu and D. Song and Alexander Bakaev and Huiling Duan",
note = "Score=10",
year = "2015",
month = "8",
day = "23",
doi = "10.1016/j.jnucmat.2015.08.017",
language = "English",
volume = "466",
pages = "312--315",
journal = "Journal of Nuclear Materials",
issn = "0022-3115",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Modelling irradiation-induced softening in BCC iron by crystal plasticity approach

AU - Xiao, Xiazi

AU - Terentyev, Dmitry

AU - Yu, Long

AU - Song, D.

AU - Bakaev, Alexander

AU - Duan, Huiling

N1 - Score=10

PY - 2015/8/23

Y1 - 2015/8/23

N2 - Crystal plasticity model (CPM) for BCC iron to account for radiation-induced strain softening is proposed. CPM is based on the plastically-driven and thermally-activated removal of dislocation loops. Atomistic simulations are applied to parameterize dislocation-defect interactions. Combining experimental microstructures, defect-hardening/absorption rules from atomistic simulations, and CPM fitted to properties of non-irradiated iron, the model achieves a good agreement with experimental data regarding radiation-induced strain softening and flow stress increase under neutron irradiation. © 2015 Elsevier B.V. All rights reserved.

AB - Crystal plasticity model (CPM) for BCC iron to account for radiation-induced strain softening is proposed. CPM is based on the plastically-driven and thermally-activated removal of dislocation loops. Atomistic simulations are applied to parameterize dislocation-defect interactions. Combining experimental microstructures, defect-hardening/absorption rules from atomistic simulations, and CPM fitted to properties of non-irradiated iron, the model achieves a good agreement with experimental data regarding radiation-induced strain softening and flow stress increase under neutron irradiation. © 2015 Elsevier B.V. All rights reserved.

KW - Atomistic simulations

KW - Crystal plasticity

KW - Crystal plasticity models

KW - Dislocation defects

KW - Dislocation loop

KW - Radiation-induced

KW - Stress increase

KW - Thermally activated

UR - http://ecm.sckcen.be/OTCS/llisapi.dll?func=ll&objId=28559146&objaction=overview&tab=1

U2 - 10.1016/j.jnucmat.2015.08.017

DO - 10.1016/j.jnucmat.2015.08.017

M3 - Article

VL - 466

SP - 312

EP - 315

JO - Journal of Nuclear Materials

JF - Journal of Nuclear Materials

SN - 0022-3115

ER -

ID: 3751518