A self-sensing fiber reinforced polymer composite using mechanophore-based smart polymer

Jin Zou, Yingtao Liu, Aditi Chattopadhyay, Lenore Dai

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Abstract

Polymer matrix composites (PMCs) are ubiquitous in engineering applications due to their superior mechanical properties at low weight. However, they are susceptible to damage due to their low interlaminar mechanical properties and poor heat and charge transport in the transverse direction to the laminate. Moreover, methods to inspect and ensure the reliability of composites are expensive and labor intensive. Recently, mechanophore-based smart polymer has attracted significant attention, especially for self-sensing of matrix damage in PMCs. A cyclobutane-based self-sensing approach using 1,1,1-tris (cinnamoyloxymethyl) ethane (TCE) and poly (vinyl cinnamate) (PVCi) has been studied in this paper. The self-sensing function was investigated at both the polymer level and composite laminate level. Fluorescence emissions were observed on PMC specimens subjected to low cycle fatigue load, indicating the presence of matrix cracks. Results are presented for graphite fiber reinforced composites.

Original languageEnglish (US)
Title of host publicationBehavior and Mechanics of Multifunctional Materials and Composites 2015
EditorsNakhiah C. Goulbourne
PublisherSPIE
ISBN (Electronic)9781628415353
DOIs
StatePublished - 2015
EventBehavior and Mechanics of Multifunctional Materials and Composites 2015 - San Diego, United States
Duration: Mar 9 2015Mar 11 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9432
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Other

OtherBehavior and Mechanics of Multifunctional Materials and Composites 2015
Country/TerritoryUnited States
CitySan Diego
Period3/9/153/11/15

Keywords

  • Composite
  • Fluorescence
  • Glass Fiber
  • Mechanophore
  • Self-sensing
  • Smart Polymer

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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