Article ID Journal Published Year Pages File Type
1502047 Scripta Materialia 2006 5 Pages PDF
Abstract

Stress change tests were conducted on ultrafine-grained Cu in a region where the grain size is smaller than the steady state subgrain size. After stress reduction the normal creep transients were absent, confirming subgrain strengthening in conventional grain-sized materials and a lack of steady state subgrain structure in the ultrafine-grained materials.

Related Topics
Physical Sciences and Engineering Materials Science Ceramics and Composites
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