A first-principles study of the effect of Ta on the superlattice intrinsic stacking fault energy of L12-Co3(Al,W)

Article ID	Journal	Published Year	Pages	File Type
7989298	Intermetallics	2012	6 Pages	PDF

Abstract

âº We study the effect of Ta on the superintrinsic stacking fault of L12-Co3(Al,W). âº Ab initio modeling, the Axial Ising Model and Quasi-random Structures were adopted. âº Ta increases the superintrinsic stacking fault energy of L12-Co3(Al,W).

Keywords

A. Ternary alloy systems B. Mechanical properties at high temperatures B. Alloy design D. Defects: planar faults E. Ab-initio calculations

Related Topics

Physical Sciences and Engineering Materials Science Metals and Alloys

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A first-principles study of the effect of Ta on the superlattice intrinsic stacking fault energy of L12-Co3(Al,W)

Authors

Alessandro Mottura, Anderson Janotti, Tresa M. Pollock,