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A constitutive model for high strain rate deformation in FCC metals based on irreversible thermodynamics

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A constitutive model for high strain rate deformation in FCC metals based on irreversible thermodynamics. / Huang, Mingxin; Rivera-Díaz-del-Castillo, Pedro E.J.; Bouaziz, Olivier et al.
In: Mechanics of Materials, Vol. 41, No. 9, 09.2009, p. 982-988.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Huang M, Rivera-Díaz-del-Castillo PEJ, Bouaziz O, van der Zwaag S. A constitutive model for high strain rate deformation in FCC metals based on irreversible thermodynamics. Mechanics of Materials. 2009 Sept;41(9):982-988. doi: 10.1016/j.mechmat.2009.05.007

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Huang, Mingxin ; Rivera-Díaz-del-Castillo, Pedro E.J. ; Bouaziz, Olivier et al. / A constitutive model for high strain rate deformation in FCC metals based on irreversible thermodynamics. In: Mechanics of Materials. 2009 ; Vol. 41, No. 9. pp. 982-988.

Bibtex

@article{bebb082f3c3a463f921f833d97b6ce8d,
title = "A constitutive model for high strain rate deformation in FCC metals based on irreversible thermodynamics",
abstract = "The present work extends a recent model for plastic deformation of polycrystalline metals based on irreversible thermodynamics. A general dislocation evolution equation is derived for a wide range of strain rates. It is found that there is a transitional strain rate (∼103 s-1) over which the phonon drag effects play a dominant role in dislocation generation resulting in a significant raise in the dislocation density and flow stress. The model reduces to the classical Kocks-Mecking model at low strain rates.",
author = "Mingxin Huang and Rivera-D{\'i}az-del-Castillo, {Pedro E.J.} and Olivier Bouaziz and {van der Zwaag}, Sybrand",
year = "2009",
month = sep,
doi = "10.1016/j.mechmat.2009.05.007",
language = "English",
volume = "41",
pages = "982--988",
journal = "Mechanics of Materials",
issn = "0167-6636",
publisher = "Elsevier",
number = "9",

}

RIS

TY - JOUR

T1 - A constitutive model for high strain rate deformation in FCC metals based on irreversible thermodynamics

AU - Huang, Mingxin

AU - Rivera-Díaz-del-Castillo, Pedro E.J.

AU - Bouaziz, Olivier

AU - van der Zwaag, Sybrand

PY - 2009/9

Y1 - 2009/9

N2 - The present work extends a recent model for plastic deformation of polycrystalline metals based on irreversible thermodynamics. A general dislocation evolution equation is derived for a wide range of strain rates. It is found that there is a transitional strain rate (∼103 s-1) over which the phonon drag effects play a dominant role in dislocation generation resulting in a significant raise in the dislocation density and flow stress. The model reduces to the classical Kocks-Mecking model at low strain rates.

AB - The present work extends a recent model for plastic deformation of polycrystalline metals based on irreversible thermodynamics. A general dislocation evolution equation is derived for a wide range of strain rates. It is found that there is a transitional strain rate (∼103 s-1) over which the phonon drag effects play a dominant role in dislocation generation resulting in a significant raise in the dislocation density and flow stress. The model reduces to the classical Kocks-Mecking model at low strain rates.

U2 - 10.1016/j.mechmat.2009.05.007

DO - 10.1016/j.mechmat.2009.05.007

M3 - Journal article

AN - SCOPUS:67949111043

VL - 41

SP - 982

EP - 988

JO - Mechanics of Materials

JF - Mechanics of Materials

SN - 0167-6636

IS - 9

ER -