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ABSTRACT

The multiscale analysis of polycrystalline metals and its interface with a-Al2O3 under tension

Qin Siwei, Shen SP

The International Conference on Computational & Experimental Engineering and Sciences 2011, 19(2), 53-54. https://doi.org/10.3970/icces.2011.019.053

Abstract

Among many multiscale methods ,we choose the quasicontinuum method to understand the mechanical response at the nanocrystalline of grain boundaries(GBs) under tension. The energetic and mechanical strength of 6 i?"<110> symmetric tilt GBs are investigated in nanocrystalline Cu and Ni. We focus on discussing the interaction of the structural units of symmetric tilt GB for the initial deformation mode and the strength of model. At the basis of the previous, We study the nanocrystalline Cu/a-Al2O3 interface and analyze the relationship during the grains orientations, GB energy and interface. Special emphasis is placed on the crystal slip from the interface across the GB and its influence on GB. These findings provide some insights on the role of GB structure in the deformation processes of nanocrystalline metals.

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APA Style
Siwei, Q., SP, S. (2011). The multiscale analysis of polycrystalline metals and its interface with a-al2o3 under tension. The International Conference on Computational & Experimental Engineering and Sciences, 19(2), 53-54. https://doi.org/10.3970/icces.2011.019.053
Vancouver Style
Siwei Q, SP S. The multiscale analysis of polycrystalline metals and its interface with a-al2o3 under tension. Int Conf Comput Exp Eng Sciences . 2011;19(2):53-54 https://doi.org/10.3970/icces.2011.019.053
IEEE Style
Q. Siwei and S. SP, "The multiscale analysis of polycrystalline metals and its interface with a-Al2O3 under tension," Int. Conf. Comput. Exp. Eng. Sciences , vol. 19, no. 2, pp. 53-54. 2011. https://doi.org/10.3970/icces.2011.019.053



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