Article ID Journal Published Year Pages File Type
1501404 Scripta Materialia 2007 4 Pages PDF
Abstract

Crack propagation across interlayers separating adjoining brittle plates in flexure was studied using a model glass/epoxy/glass system. A transverse starter crack in the center glass plate was made to propagate to the nearest epoxy interface, where it arrested. System failure occurred at some higher load by crack reinitiation from pre-existing flaws in the adjoining glass surface, not by continuous penetration through the epoxy. A fracture mechanics analysis was developed to elucidate the role of material and geometrical variables.

Related Topics
Physical Sciences and Engineering Materials Science Ceramics and Composites
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