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On the steady-state creep of microcellular metals

Authors
Journal
Scripta Materialia
1359-6462
Publisher
Elsevier
Publication Date
Volume
57
Issue
1
Identifiers
DOI: 10.1016/j.scriptamat.2007.03.013
Keywords
  • Aluminium Foams
  • Plastic Deformation
  • Creep
  • Mean-Field Analysis
  • Variational Estimate

Abstract

A variational estimate for non-linear composite deformation is specialized to provide a simple estimate of uniaxial steady-state creep rates in microcellular metals deforming by power-law creep knowing their linear modulus. Resulting expressions compare well with previous theory and data.

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