An approach to generalized one-dimensional self-similar elasticity

Thomas M. Michelitsch, Gérard A. Maugin, Mujibur Rahman, Shahram Derogar, Andrzej F. Nowakowski, Franck C G A Nicolleau

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Abstract

We employ a self-similar Laplacian in the one-dimensional infinite space and deduce a model for one-dimensional self-similar elasticity. As a consequence of self-similarity this Laplacian assumes the non-local form of a self-adjoint combination of fractional integrals. The linear elastic constitutive law becomes a non-local convolution with the elastic modulus function being a power-law kernel. We outline some principal features of a linear self-similar elasticity theory in one dimension. We find an anomalous behavior of the elastic modulus function reflecting a regime of critically slowly decreasing interparticle interactions in one dimension. The approach can be generalized to the n (n=1,2,3) dimensional physical space (Michelitsch, Maugin, Nowakowski, Nicolleau, & Rahman, to be published). © 2012 Elsevier Ltd. All rights reserved.
Original languageEnglish
Pages (from-to)103-111
Number of pages8
JournalInternational Journal of Engineering Science
Volume61
DOIs
Publication statusPublished - Dec 2012

Keywords

  • Elasticity
  • Fractals
  • Fractional integrals
  • Laplacian
  • Nonlocality
  • Self-similarity

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