Effect of rare earth additions on the critical resolved shear stresses of magnesium alloys

Herrera-Solaz, V., Hidalgo-Manrique, P., Pérez Prado, María Teresa, Letzig, D., Llorca Martinez, Francisco Javier ORCID: https://orcid.org/0000-0002-3122-7879 and Segurado Escudero, Javier ORCID: https://orcid.org/0000-0002-3617-2205 (2014). Effect of rare earth additions on the critical resolved shear stresses of magnesium alloys. "Materials Letters", v. 128 ; pp. 199-203. ISSN 0167-577X. https://doi.org/10.1016/j.matlet.2014.04.144.

Description

Title: Effect of rare earth additions on the critical resolved shear stresses of magnesium alloys
Author/s:
Item Type: Article
Título de Revista/Publicación: Materials Letters
Date: August 2014
ISSN: 0167-577X
Volume: 128
Subjects:
Freetext Keywords: Critical resolved shear stresses; Crystal plasticity; Rare earths; Magnesium alloys; Inverse optimization
Faculty: E.T.S.I. Caminos, Canales y Puertos (UPM)
Department: Ciencia de los Materiales
Creative Commons Licenses: Recognition - No derivative works - Non commercial

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Abstract

An inverse optimization strategy based on crystal plasticity finite element simulations of polycrystals was used to obtain the critical resolved shear stresses of two Mg?1%Mn alloys containing neodymium from macroscopic experimental data. It was found that, with respect to pure Mg, the presence of Nd increases the CRSSbasal, CRSStwinning, and the CRSSbasal/CRSStwinning ratio and decreases the CRSSnon-basal/CRSStwinning ratio. Additions of neodymium as high as 1 wt% result in similar CRSSs values for all deformation modes and, thus, in an isotropic yielding behavior.

Funding Projects

Type
Code
Acronym
Leader
Title
Government of Spain
PRI-PIBUS-2011-0917
Unspecified
Unspecified
Unspecified
Government of Spain
PRI-PIBUS-2011-0990
Unspecified
Unspecified
Unspecified

More information

Item ID: 33333
DC Identifier: https://oa.upm.es/33333/
OAI Identifier: oai:oa.upm.es:33333
DOI: 10.1016/j.matlet.2014.04.144
Official URL: http://www.sciencedirect.com/science/article/pii/S...
Deposited by: Memoria Investigacion
Deposited on: 26 Jan 2015 19:09
Last Modified: 06 May 2019 07:14
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