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Article
Pattern formation of elastic waves and energy localization due to elastic gratings
International Journal of Mechanical Sciences (2015)
  • Mihhail Berezovski
  • Arkadi Berezovski, Tallinn University of Technology
  • Juri Engelbrecht
Abstract
Elastic wave propagation through diffraction gratings is studied numerically in the plane strain setting. The interaction of the waves with periodically ordered elastic inclusions leads to a self-imaging Talbot effect for the wavelength equal or close to the grating size. The energy localization is observed at the vicinity of inclusions in the case of elastic gratings. Such a localization is absent in the case of rigid gratings.
Keywords
  • Elastic wave,
  • Diffraction grating,
  • Pattern formation,
  • Energy localization
Publication Date
August 15, 2015
DOI
https://doi.org/10.1016/j.ijmecsci.2015.07.027
Citation Information
Mihhail Berezovski, Arkadi Berezovski and Juri Engelbrecht. "Pattern formation of elastic waves and energy localization due to elastic gratings" International Journal of Mechanical Sciences Vol. 101 (2015) p. 137 - 144
Available at: http://works.bepress.com/berezovski/4/