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Influence of tip bluntness on the depth-dependent nanoindentation hardness

Published

Author(s)

C S. Kim

Abstract

Nanoindenter tip bluntness modifies the depth-dependent hardness relationship given by the Nix-Gao model. At shallow depths, fewer geometrically necessary dislocations are needed to accommodate the blunted tip. The experimentally measured ratio of plastic to total contact depth decreases and the hardness decreases, relative to the idealized Nix-Gao model.
Citation
Scripta Materialia
Volume
52
Issue
5

Keywords

Coppper, geometrically necessary dislocation, indentation size effect

Citation

Kim, C. (2004), Influence of tip bluntness on the depth-dependent nanoindentation hardness, Scripta Materialia, [online], https://doi.org/10.1016/j.scriptamat.2004.10.036 (Accessed October 14, 2025)

Issues

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Created November 19, 2004, Updated January 27, 2020
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