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Measurement of the J integral in polycarbonate using the method of caustics
Author(s) -
Dhumne A.,
RaviChandar K.
Publication year - 1995
Publication title -
polymer engineering and science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.503
H-Index - 111
eISSN - 1548-2634
pISSN - 0032-3888
DOI - 10.1002/pen.760350508
Subject(s) - polycarbonate , materials science , composite material , nonlinear system , j integral , extension (predicate logic) , fracture (geology) , physics , computer science , quantum mechanics , programming language
The nonlinear fracture behavior of polycarbonate is investigated. The feasibility of measurement of the J integral through the optical method of reflected caustics is demonstrated. Significant increase in the crack growth resistance during small amounts of crack extension is observed.