Continuous self-healing life cycle in vascularized structural composites

Jason F. Patrick, Kevin R. Hart, Brett P. Krull, Charles E. Diesendruck, Jeffrey S. Moore, Scott R. White, Nancy R. Sottos

Research output: Contribution to journalArticlepeer-review

Abstract

By incorporating 3D microvascular networks containing a two-part reactive chemistry within a fiber-reinforced composite, continuous cycles of self-healing after interlaminar delamination are achieved. An interpenetrating vasculature shows improved in situ fluid mixing over segregated microchannels, resulting in full recovery (>100%) of mode-I fracture resistance.

Original languageAmerican English
Pages (from-to)4302-4308
Number of pages7
JournalAdvanced Materials
Volume26
Issue number25
DOIs
StatePublished - 1 Jul 2014
Externally publishedYes

Keywords

  • delamination
  • fiber-reinforced composites
  • microvascular
  • self-healing

All Science Journal Classification (ASJC) codes

  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering

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