Engineering Mechanics

International Conference

Proceedings Vol. 17 (2011)


ENGINEERING MECHANICS 2011

17th INTERNATIONAL CONFERENCE
May 9 – 12, 2011, Svratka, Czech Republic
;
Editors: Vladimír Fuis

Copyright © 2011 Institute of Thermomechanics, Academy of Sciences of the Czech Republic, v.v.i., Prague

ISBN 978-80-87012-33-8 (printed)
ISSN 1805-8248 (printed)
ISSN 1805-8256 (electronic)

list of papers scientific commitee

NANOINDENTATION BASED EVALUATION OF EFFECTIVE ELASTIC PROPERTIES OF METAL FOAM
Králík V., Němeček J.
pages 315 - 318, full text

The paper aims to evaluate effective properties of a solid phase of metal foam on the level of a few microns. Basic principles of micromechanics are applied to the experimental results gained from nanoindentation. The paper describes microstructure and micromechanical properties of this highly porous material system. Results of elastic moduli were monitored in two distant locations on the metal foam pore walls. Elastic parameters were obtained on a statistical set of nanoindentation results from which one dominant and one minor mechanical phase were separated by the deconvolution algorithm. Effective elastic properties of a cell wall were evaluated by the Mori-Tanaka elastic homogenization.


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Text and facts may be copied and used freely, but credit should be given to these Proceedings.

All papers were reviewed by members of the scientific committee.


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