Acoustic emissions in borosilicate and epoxy resin composite

  • N. Gaticaa*
  • , S. Guerra
  • , Y. Vargas
  • , L. Gaete
  • , E. Galleguillos
  • , J. Ruzzante
  • *Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

In this paper a research looking for to extend the acoustic emission (AE) technique from the evaluation of stress state of rock samples to know its composition is presented. For this purpose the rock samples were simulated by a composite made of a resin and borosilicate spheres. The epoxy resin playing the role of country rock and Borosilicate spheres represent the coarse grain. These samples were undergone to uniaxial compression test and the AE signals were recorded and studied looking for the identification of each material characteristic spectrum. The spectral analysis of these recorded signals shown that it is possible to identify the characteristic spectra of each material from the full spectra of composite.

Original languageEnglish
Pages (from-to)855-861
Number of pages7
JournalPhysics Procedia
Volume3
Issue number1
DOIs
StatePublished - 1 Jan 2010
Externally publishedYes
EventInternational Congress on Ultrasonics, ICU 2009 - Santiago, Chile
Duration: 11 Jan 200917 Jan 2009

Keywords

  • Acoustic emission
  • Frequency analysis
  • Non homogeneous material

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