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Continuous Self‐Healing Life Cycle in Vascularized Structural Composites
Author(s) -
Patrick Jason F.,
Hart Kevin R.,
Krull Brett P.,
Diesendruck Charles E.,
Moore Jeffrey S.,
White Scott R.,
Sottos Nancy R.
Publication year - 2014
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201400248
Subject(s) - materials science , self healing , composite material , delamination (geology) , composite number , mixing (physics) , fracture (geology) , fiber reinforced composite , medicine , paleontology , alternative medicine , physics , pathology , quantum mechanics , biology , subduction , tectonics
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.