Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / Schematic drawings of the nanotwinned composite metals in the polycrystalline materials with the assumption of the composite model (a) and of nano/microscale defects such as the nano/microcracks arising during tensile testing (b) Figure Legend:

Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / Comparison of the stress–strain relationship between the present simulations and FEM results [29,55] for nanotwinned composite copper. A, C, D, E, F represent the different distribution of nanotwinned phase in the composite copper, as indicated in Ref. [29,55] Figure Legend:

Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / The stress–strain relationship of the nanotwinned composite copper with different reference density of nano/microcracks (a) and the failure strain as a function of the reference density R0 (b) Figure Legend:

Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / Influence of the Weibull modulus on the stress–strain response of nanotwinned composite copper (a) and the failure strain varying with Weibull modulus M (b) Figure Legend:

Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / Stress–strain response of nanotwinned composite copper with different volume fraction of the coarse grained phase (a), and the yield strength (b) and failure strain (c) varying with the volume fraction of coarse grains Figure Legend:

Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / Stress–strain relationship of nanotwinned composite copper with different twin spacing (a), and the yield strength (b) and failure strain (c) as functions of the twin spacing Figure Legend:

Date of download: 6/29/2016 Copyright © ASME. All rights reserved. From: Simulating Size and Volume Fraction-Dependent Strength and Ductility of Nanotwinned Composite Copper J. Appl. Mech. 2016;83(7): doi: / Stress–strain response of nanotwinned composite copper with different grain size in nanotwinned phase (a), and the yield strength (b) and failure strain (c) as the functions of the grain size dGTB Figure Legend: