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contributor authorArun Shukla
contributor authorSanjeev K. Khanna
date accessioned2017-05-08T23:41:34Z
date available2017-05-08T23:41:34Z
date copyrightJanuary, 1993
date issued1993
identifier issn0094-4289
identifier otherJEMTA8-26954#140_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/112059
description abstractAn experimental investigation is conducted to study the interaction of a running crack with embedded fibers. Dynamic photoelasticity is used to evaluate the crack velocity and the instantaneous stress intensity factor, KID , as the crack propagates across the fibers. Fractography is used to explain the interaction of the dynamic crack front with the fiber. The results show that fibers significantly reduce the stress intensity factor and also the crack velocity. The effect of a weak fiber-matrix interface on crack velocity and KID is studied. A weak interface reduces KID but has no effect on the crack velocity. The crack closing forces applied by fibers bridging the crack faces have been determined for both the strong and weak interfaces and their effect on KID is explained.
publisherThe American Society of Mechanical Engineers (ASME)
titleEffect of Fiber Reinforcement on Dynamic Crack Growth in Brittle Matrix Composites
typeJournal Paper
journal volume115
journal issue1
journal titleJournal of Engineering Materials and Technology
identifier doi10.1115/1.2902147
journal fristpage140
journal lastpage145
identifier eissn1528-8889
keywordsComposite materials
keywordsFibers
keywordsBrittleness
keywordsFracture (Materials)
keywordsStress
keywordsFractography AND Force
treeJournal of Engineering Materials and Technology:;1993:;volume( 115 ):;issue: 001
contenttypeFulltext


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